178
2 PCR(polymerase chain reaction)법은 DNA 또는 RNA의 특정영역을 시험관 내에 대량으로 증폭하는 획기적인 기술이다. 그 원리는 극히 단순하고, 쉽게 응용할 수 있기 때문에 순수 분자생물학 분야 이외에도 의학, 이학, 농학, 수의학, 식품과학, 환경과학 뿐만 아니라 고고학이나 인류학에 이르는 분야까지 그 활용범위를 넓혀가고 있다. PCR증폭효율에 영향을 미치는 요인으로는 ① 각 단계의 반응온도와 시간, ② cycle수, ③ 반응액 조성(주형 DNA, dNTP농도, Mg 2+ 농도 등), ④ primer 설계, ⑤ 사용 DNA polymerase 등이 있다. 또한 몇 가지 반응첨가물(DMSO, 비이온계면활성제, 글리세롤) 등에 따라 반응촉진효과가 나타나는 경우가 있다. 기초편 PCR 이란?

PCR이란...Translate this pagecompbio.korea.ac.kr/wiki/images/8/82/TakarPCRprotocol.pdf2010-05-27 · PCR이란

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  • 2

    PCR(polymerase chain reaction) DNA RNA

    .

    ,

    , , , , ,

    .

    PCR,

    cycle, ( DNA, dNTP, Mg2+),

    primer , DNA polymerase .

    (DMSO, , )

    .

    PCR?

  • PCR?

    >>3

    1. PCR

    ( 1).

    (1) DNA(Denaturation)

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    DNA polymerase

    .

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    DNA primer

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    DNA annealing. Annealing

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    primer mismatch primer

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    (3) (Extension)

    4 (dNTP) , DNA

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    aquaticus(Taq) polymerase 72

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    .

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    DNA primer

    primer (DNA )

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  • PCR?

    >>4

    Pyphosphate

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    >>5

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    Pyrococcus furiosus Pfu DNA polymerase[Stratagene]a) 35exo .

    Pyrococcus sp.(GB-D) Deep Vent DNA polymerase[NEB] Thermococcus litoralis Vent DNA polymerase[NEB]

    Tli DNA polymerase[Promega]Pyrococcus woesei Pwo DNA polymerase[B.M.]a)

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    TaKaRa LA Taq[TaKaRa]a)

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    >>8

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  • DNA polymerase

    >>9

    (3) (fidelity)

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  • DNA polymerase

    >>10

    ), Pfu 60~70%, 50~60%,

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    A

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  • DNA polymerase

    >>11

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    .

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    (

    ).

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    0.5 kbp 1.0 kbp

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    Pfu

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    Marker

    4.0 kbp2.0 kbp

    4.870

    2.0161.3601.107926658489267

    Marker

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    Taq

    Ex Taq

    Taq

    Marker

    8.0 kbp6.0 kbp

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    2.0161.3601.107926658

    19.3297.743 6.2234.2543.1422.6901.8821.489

    3 DNA polymerase PCR

    -phage DNA 5 ng primer 10 pmol, dNTP 10 nmol 50 PCR. DNA polymerase 2.5 Unit buffer . 94 0.5, 55 0.5, 72 0.5 25 cycles , 4 1% agarose gel.

  • DNA polymerase

    >>12

    -phage DNA

    DNA

    polymerase buffer

    37).

    Pol Taq polymerase(TaKaRa)Ultma

    polymerase(Perkin Elmer) Pfu(Stratagene),

    Vent(NEB), Deep Vent polymerase(NEB)

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    agarose gel ( 3).

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    polymerase 4 kb .

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    40kbp . DNA

    .

    ,

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    primer DNA dNTP

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    buffer MgCl2 , tube

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    polymerase PCR Taq polymerase

    , .

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    ,

    . DNA polymerase Pol

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    ,

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    .

    Marker-2

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    Marker-1

    (kbp)(kbp)

    24.822.619.417.015.012.2

    8.6

    27.523.1

    9.4

    6.6

    4 Ex Taq polymerase long PCR

    3 2.5 unit Ex Taq polymerase , 94 1 98 10, 68 20 30 cycles. 4 0.4% agarose gel .

  • DNA polymerase

    >>13

    1) Saiki, R. K., Gelfand, D. H., Stoffel, S., Scharf,

    S. J., Higuchi, R., Horn, G. T., Mullis, K. B.,

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    2) Chien, A., Edgar, D. B., Trela, J. M. : J.

    Bacteriol., 112277, 1550-1557(1976)

    3) Wong, S. W., Wahl, A. F., Yuan, P.-M., Arai,

    N., Pearson, B. E., Arai, K., Korn, D.,

    Hunkapiller, M. W., Wang, T. S.-F., : EMBO

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    4) Wang, T. S.-F., Wong, S. W., Korn, D. : FASEB

    J., 33, 14-21(1989)

    5) Ito, J., Braithwaite, D. K. : Nucl. Acids Res.,

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    W. W., Short, J. M., Sorge, J. A., Mathur, E. J. :

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    Biochem,111166, 1019-1024(1993)

    13) Ishino, Y. : Am. Biotechnol. Lab., 1100, 47(1992)

  • . PCR Primer

    . PCR Primer

    . PCR Primer ,

    PCR Primer

    >>14

  • . PCR Primer

    PCR primer 2

    (single strand)DNA .

    Primer PCR

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    1) , 2) primer , 3) GC , 4)

    primer 2, 5) Tm , 6)

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    primer primer

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    .

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    PCR .

    (6)

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    .

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    .

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    oligonucleotide.

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    25~75% .

    1 Tm plot OligoTM

    .

    3 , 5

    PCR Primer

    >>15

  • PCR Primer

    >>16

    Primer DNA DNA

    (duplex stability) .

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    primer

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    .

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    DNA 3 7

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  • PCR Primer

    >>17

    ,

    pair .

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    primer

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    oligonucleotide probe primer

    .

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  • PCR Primer

    >>18

    target ,

    mismatch

    .

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    50% DNA .

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    R: (1.987 cal//mol)

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    ?

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    parameter .

    target Tm cross hybridization

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  • PCR Primer

    >>19

    ( 3b). database

    .

    primer

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    DNA 3 GC

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    . 3

    .

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    (a)

    kcal/m

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    Oligonucleotide

    (b)

    Oligonucleotide

  • PCR Primer

    >>20

    primer hair pin PCR

    .

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    kcal/mol . 4(a) target

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    Oligonucleotide

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    Primer target () (G) hair pin (Kcal/mol) (a) dimer (Kcal/mol) (b) HYB simulator . ( ) hair pin dimer

  • PCR Primer

    (5)

    Cloning

    PCR

    . PCR

    PCR

    primer .

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    know-how .

    GC GC

    primer

    .

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    . PCR

    . 1000 bp

    know-how(long PCR ) .

    primer dimer

    agarose gel

    acrylamide gel

    .

    (6) Primer

    10 mer 40 mer

    primer .

    sense antisense Tm

    .

    primer Tm

    annealing mismatching

    hybridization .

    mismatching .

    human genome 17

    mer(4 17 ) human

    . PCR 2

    primer 17 mer

    20 mer primer

    .

    2. PCRPrimer

    (1) Nested PCR

    Nested PCR primer primer

    2 PCR . primer

    PCR , DNA primer

    primer . 2 PCR

    primer primer 4

    primer .

    (2) Multiplex PCR

    Multiplex PCR primer

    ,

    . primer

    primer dimer primer

    . PCR agarose gel

    .

    (3) Long PCR

    PCR 1,000 bp primer

    PCR .

    primer 3 PCR

    DNA PCR

    . PCR .

    (4) Competitive PCR

    primer target

    PCR PCR

    target

    . primer

    cross hybridization.

    (5) PCR Cloning

    PCR subcloning

    primer 5

    PCR .

    primer

    hair pin dimer

    .

    (6) PCR

    primer 3 hybridization

    mismatch primer

    5

    >>21

  • PCR Primer

    >>22

    . 3 mismatch DNA

    primer.

    mismatch sense primer

    antisense primer .

    primer mismatch Tm

    sense antisense

    . 3 GC

    3 mismatch 3 DNA

    hybridization .

    3 GC primer mismatch

    . 3 hybridization

    3 2 mismatch

    . genome

    100%(Home), 50%(Hetero), 0%()

    .

    . mismatch hybridization

    primer(10-20 mer)

    .

    (7) Primer

    family primer

    PCR family

    . type mycobacteria

    mycobacteria

    primer PCR .

    family cloning

    . family

    database .

    database , mycobacteria

    (mycobacteria database ),

    bacteria (GenBank bacteria

    database ),

    (GenBank primate database )

    primer .

    . PCR Primer ,

    agarose acrylamide

    .

    oligonucleotide HPLC(High performance

    liquid chromatography)

    OD oligonucleotide .

    (oligonucleotide purification

    catridge column: OPC).

    oligonucleotide catridge

    .

    nucleotide capillary gel

    .

    (1) Oligonucleotide

    oligonucleotide

    . PCR , primer pmol

    . 1 ml

    oligonucleotide 260 nm

    OD260(optical density) units/ml .

    A=cl(A:, : mol, c: mol

    (mmol/ml), l: (1 cm)) c=A/l=A/

    mol . 1 mol

    10,000 primer

    . oligonucleotide 1 OD260 unit

    33 .

    1 nucleotide

    : DMTr~40 mer, column : Capcell Pak SG-300(6.0300 mm), :(A) 5% CH3CN 0.1 M TEAA buffer, : 30%(B)~80% (B) (20), : 1.0 ml/, : 40, : UV(254 nm)

  • PCR Primer

    >>23

    (2) HPLC

    Oligonucleotide HPLC

    column HPLC column.

    A. Chromatography(RP-HPLC)

    silicagel

    oligonucleotide 18

    octadecyl 5

    100~300 octadecylan(ODS)

    .

    column

    oligonucleotide 5

    DMTr

    capping 5 free

    nucleotide .

    nucleotide ( 1)

    HPLC DMTr 80% acetate

    HPLC.

    , -

    acetonitryl, -methanol pH

    tetraethyl ammonium acetate(TEAA)

    . tetraethyl DNA

    DNA column

    .

    cylan

    (FluofixTM[NEOS]) .

    ,

    oligonucleotide column

    ( 2).

    B. Chromatography(DEAE-HPLC)

    chromatography

    . DNA -

    . , chromatography

    oligonucleotide

    .

    oligonucleotide

    .

    DNA Diethylaminoethyl(DEAE)

    .

    TSK-gel DEAE-NPR(TOSO)

    . oligonucleotide

    acetonitryl

    formic acid form

    NaCl

    oligonucleotide .

    2 FluofixTM

    : 28 mer CGAATTCGAGCTCGAGATGAAGCTCTTT, column: FLUOFIX300N(4.6 150 mm), : (A) 50mM ammonium acetate (B)(A)/MeCN=50/50, : 0% (B) ~10% (B) (30), : 1.0 ml/, : , : UV(254 nm)

    3 TSK-gel DEAE-NPR

    : TSK-gel DEAE-2 SW(4.6250 mm). (A) 20% CH3CN 0.2 MHCOONH4 (B) 20% CH3CN 0.1 M HCOONH4 : 30% (B) ~70% (B)(20), : 0.8 ml/, : 40, : UV(254 nm)

  • PCR Primer

    >>24

    , , cartridge

    Sephadex G-25 (NAP-10[Pharmacia])

    .

    ,

    cartridge .

    C. Cartridge (Oligo-PakTM[Perseptive],OPCTM[Perkin-Elmer], Sep-Pak[Waters] )

    Octadecysilan(ODS) cartridge

    HPLC .

    .

    . cartridge

    apply

    cartridge . 1

    . Flash

    cartridge

    . , 0.1 M TEAA 0.05 M

    TEAB(tetraethyl )

    . DMTr oligonucleotide

    .

    cartridge 10 OD

    Unit oligonucleotide .

    HPLC . PCR

    primer cartridge

    .

    D. Capillary Gel

    nucleotide polyacrylamide gel

    capillary gel

    . Capillary tube polyacrylamide gel

    1

    . capillary acrylamide

    gel .

    capillary polymer tube

    tube

    .

    1) Saiki, R. K., Scharf, S., Faloona, F., Mullis, K.

    B., Horn, G. T., Erlich, H. A., Arnheim, N. :

    Science, 223300, 1350-1354(1985)

    2) Wilbur, W. J., Lipman, D. J. : Proc. Natl. Acad.

    Sci. USA, 8800, 726-730(1983)

    3) Smith, T. F., Waterman, M. S. : Adv. Appl. Math.,

    22. 482-489(1981)

    4) Pearson, W. R., Lipman, D. J. : Proc. Natl. Acad.

    Sci. USA, 8855, 2444-2448(1988)

    5) Mitsuhashi, M., Cooper, A., Ogura, M.,

    Shinagawa, T., Yano, K., Hosokawa, T. :

    Nature, 336677, 759-761(1994)

    6) Mitsuhashi, M., Hosakawa, T. : , 5522,

    530-541(1994)

    7) Bolton, E. T., McCarthy, B. J. : Proc. Natl. Acad.

    Sci. USA, 4488, 1390(1962)

    8) Breslauer, K. J., Frank, R., Blocker, H., Marky,

    L. : Proc.Natl. Acad. Sci. USA, 8833, 3746-

    3750(1986)

    9) Saiki, R. K., Scharf, S., Faloona, F., Mullis, K.

    B., Horn, G. T., Erlich, H. A., Arnheim, N. :

    Acetonitryl 5 ml catridge

    flash

    5 ml acetonitryl

    flash

    10 ml.

    Ammonia apply .

    10 ml.

    25% methanol/ 10 ml nucleotide

    flash

    10 ml methanol

    2% Trifluoreacetic acid(TFA) 5 ml 2

    Oligonucleotide DMTr

    flash

    10 ml TFA

    flash

    30% methanol/3 mlnucleotide

  • PCR Primer

    >>25

    Science, 3377,170-172(1985)

    10) Tanaka, T., Letsinger, R. L. : Nucl. Acids Res.,

    1100, 3249-3260(1982)

    11) Ikehara M. , , 2266, 531 537(1981)

    12) Michelson, A. M., Todd, A. R. : J. Chem. Soc.,

    2632(1955)

    13) Khorana, H. G. : Pure. Appl. Chem., 1177, 349-

    381(1968)

    14) Letsinger, R. L., Ogilvie, K. K. : J. Am.

    Chem. Soc., 8899, 4801-4803(1967)

    15) Letsinger, R. L., Lunsfold, W. B. : J. Am.

    Chem. Soc., 9988, 3655-3661(1976)

    16) Matteucci, M. D., Caaruthers, M. H. : J. Am.

    Chem.Soc., 110033, 3185-3191(1981)

    17) Sinha, N. D., Biernat, J., McManus, J.,

    Koster, H. : Nucl. Acids Res., 1122, 4539-

    4557(1984)

    18) Froehler, B. C., Matteucci, M. D. :

    Tetrahedron Lett., 2277, 467-472(1986)

    19) Adams, S. P., Kavka, K. S., Wykes, E. J.,

    Holder, S. B., Galluppi, G. R. : J. Am. Chem.

    Soc., 110055, 661-663(1983)

    20) Schaller, H., Weimann, G., Lerch, B., Khorana,

    H. G. : J. Am. Chem. Soc., 8855, 3821(1963)

    21) Buchi, H., Khorana, H. G. : J. Mol. Biol., 7722,

    251(1972)

    22) Smith, M., Rammler, D. H., Goldberg, I. H.,

    Khorana, H. G. : J. Am. Chem. Soc., 8844,

    430(1962)

    23) Fritz, H. J., Belagaje, R., Brown, E. L., Fritz,

    R. H., Jones, R. A., Lee, R. G., Khorana, h. G. :

    Biochemistry, 1177, 1257-1267(1978)

    24) Gait, M. J., Matthes, H. W. D., Singh, M.,

    Sproat, B. S., Titmas, R. C. : Nucl. Acids Res.,

    1100, 6243(1982)

    25) Dahl, B. H., Nielsen, J., Dahl, O. : Nucl. Acids

    Res., 1155, 1729-1743(1987)

    26) Hayakawa, Y., Uchiyama, M., Noyori, R. :

    Tetrahedron Lett., 2277, 4191-4194(1986)

    27) Kato, K : II I .

    pp147-171, (1991)

    28) Newton, C. R., Greene, A. R., Heathcliffe, G.

    R., Atkinson, T. C., Holland, D., Markham, A.

    F., Edge, M. D. : Anal. Biochem., 112299, 22-

    30(1983)

  • >>26

    . DNA

    . DNA

    .

    PCRDNA

  • PCRDNA

    >>27

    . DNA

    PCR DNA

    DNA,

    . DNA

    PCR DNA .

    DNA

    ,

    .

    DNA

    .

    DNA , library

    DNA proteinase

    K/phenol ,

    PCR DNA .

    DNA

    . PCR DNA

    DNA

    .

    1. Proteinase K/Phenol 1, 2)

    (1)

    SDS , ribonuclease RNA

    . proteinase K

    phenol .

    , DNA

    .

    (2)

    buffer(10 mM Tris-HC1(pH8.0), 0.1 M

    EDTA(pH 8.0), 20 /ml pancreas ribonuclease,

    0.5% SDS)(10 mM EDTA DNA

    )

    20 mg/ml proteinase K (

    , )

    0.5 M Tris-HC1(pH8.0)-saturated phenol

    10 M Ammonium acetate

    Ethanol 70% ethanol

    TE (10 mM Tris-HC1(pH8.0), 1 mM

    EDTA)

    (3) DNA

    10 cm plate (107) , PBS

    scraper plate

    15 ml polypropylene tube .

    41500g, 5

    .

    () pancreas

    ribonucleasebuffer 2 ml,

    37 1.

    (4) DNA

    (100 mg)

    ,

    ,

    .

    pancreas ribonuclease

    buffer 4 ml , 15 ml polypropylene tube

    37 1.

    (5) DNA

    (3) (4) 100

    /ml 20 mg/ml proteinase K 1/20

    ,

    50 3.

    0.5 M Tris-HCl(pH8.0) phenol

    .

    50 mM Tris-HCl(pH8.0) -10 mM EDTA

    , 50 ml polypropylene tube

    phenol . Tip

    . 5000g, 15

    . phenol 3 .

    DNA 15 ml 50 ml polypropylene tube

    , 10 M ammonium acetate 0.2 vol.

    . 2 vol. ethanol

    . DNA

    , DNA tip

  • PCRDNA

    >>28

    , 70% ethanol

    ethanol .

    2 . DNA

    100~150 kb .

    200 kb DNA

    phenol 50 mM Tris-HC1(pH8.0)-10

    mM EDTA(pH8.0) , ethanol

    DNA.

    DNA

    5,000g 5

    , 70% ethanol 2.

    ethanol .

    DNA .

    1 ml TE

    DNA .

    TE.

    260 nm , 1 OD260=50 /ml

    . 107 40

    , 100 mg 200 DNA

    .

    2. Proteinase K/Phenol/Chloroform 3, 4)

    (1)

    1 , PCR

    .

    (2)

    1 PBS(3.56 g Na2HPO4 12H2O, 0.52 g

    NaH2PO42H2O, 8.5 g NaCl/1).

    2 buffer(20 mM Tris-HCl(pH8.0), 20 mM

    EDTA, 300 mM NaCl, 0.4% SDS).

    20 mg/ml Proteinase K (

    , ).

    0.5 M Tris-HCl(pH8.0)-saturated phenol/chloroform/

    isoamyl alcohol(25 : 24 : 1).

    TE (10 mM Tris-HCl(pH 8.0), 1 mM

    EDTA).

    (3) DNA

    107 1 ml 1PBS, 2

    buffer .

    , 1PBS , 2

    buffer.

    vortex

    .

    100 /ml 20 mg/ml

    proteinase K 1/20 vol. , vortex

    50 3.

    0.5 M Tris-HCl(pH8.0)-saturated

    phenol/chloroform /isoamyl alcohol

    tube .

    5,000g, 15 .

    Tip , DNA

    tube chloroform

    . 5,000g, 15 DNA

    .

    1/10 3 M sodium acetate ,

    ethanol 2 , -20 1

    .

    5,000g, 5 DNA

    , 70% ethanol 2.

    DNA TE buffer . RNA

    1 20 /ml

    pancreas ribonuclease , 37 1

    , .

    DNA 20 /ml pancreas ribonuclease

    37 1 , chloroform/isoamyl

    alcohol .

    260 nm 1 OD260=50 /ml

    .

    3. 3)

    (1)

    PCR DNA . DNA

    , tube

    DNA.

  • (2)

    50 mM NaOH

    Mineral oil(Sigma # M-5904)

    1 M Tris-HCl(pH7.0)

    (3) DNA

    , 1.5 ml eppendorf tube,

    freeze-thaw 2

    .

    5106 100 50 mM NaOH

    .

    vortex .

    Spin-down 150 Mineral oil .

    Heating block 95 10.

    1 M Tris-HCl(pH7.0) . 100 50

    mM NaOH 16 . Mineral oil

    DNA

    .

    -70.

    4. Boiling4)

    (1)

    PCR DNA

    .

    (2) DNA

    eppendorf tube ,

    . ,

    . 100 mg 1 ml

    .

    Tube , Heating block

    15DNA .

    PCR

    DNA . DNA

    .

    DNA

    . DNA

    PCR .

    DNA PCR ,

    .

    ,

    , .

    DNA

    1/100 .

    DNA,

    , PCR .

    . DNA

    PCR ,

    . ,

    . , ,

    , , , , , ,

    . PCR

    .

    .

    .

    PCR

    ,

    .

    ,

    . ,

    phenol/chloroform, guanidine thiocyanate

    , .

    .

    1.

    (1)

    virus viral diarrhoea

    PCRDNA

    >>29

  • PCRDNA

    >>30

    enterovirus, . , viral diarrhoea

    A rotavirus, adenovirus, calcivirus,

    PBS10~20%

    8,000 rpm, 10

    phlorocarbon

    12,000 rpm, 5

    1% SDS, 1 mM EDTA, 100 Proteinase K,

    10 mM Tris, 37, 1

    95, 10(Proteinase K )

    Phenol/chloroform 1, Chloroform 1

    Ethanol , pellet TE buffer DDW

    PBS10~20%

    8,000 rpm, 10

    phlorocarbon

    12,000 rpm, 5

    400 polyethylene glycol 6000(8%), NaCl(0.4 M)

    12,000 rpm, 5

    Pellet 150 DDW, 2 Proteinase Kbuffer*1 400 /mlProteinase K,

    3730

    CTAB(1.25%), NaCl(0.45 M),5630

    Phenol/chloroform 1, Chloroform 1

    Ethanol , pellet TE buffer DDW

    PBS10~20%

    8,000 rpm10

    phlorocarbon

    12,000 rpm5

    250 320 6 M guanidine thiocyanate

    RNaid martrix, 10

    4,000 rpm1

    , 400 buffer

    6,000 rpm1

    , 400 buffer

    8,000 rpm1

    , 400 buffer

    12,000 rpm1

    , pellet

    50 DDW, 6510

    12,000 rpm1

    PCR

    * 1 2Proteinase K buffer: 2% SDS, 25 mM, 200 mM Tris, 0.3 M NaCl

  • PCRDNA

    >>31

    norwalkvirus, astrovirus virus

    PCR .

    enterovirus PCR .

    , ssRNA virus, dsRNA virus, dsDNA

    virus PCR

    .

    ssRNA virus .

    .

    A rotavirus, calcivirus PCR

    .

    , PBS(phosphate buffered saline)

    10~20% , 8,000 rpm 10

    . phlorocarbon

    , 12,000 rpm 5

    PCR .

    dsRNA

    A rotavirus5)

    ssRNA calcivirus6)

    . phenol/chloroform

    guanidine thiocyanate(GTC)

    Kit(RNaid) ( 1,

    2, 3), 1.5 ml micro tube

    .

    , A rotavirus phenol/chloroform

    5) phlorocarbon 400

    1% SDS, 0.1 mg proteinase K, 1mM

    EDTA, 10 mM Tris(pH8) ,

    37 1. 95 10 proteinase

    K phenol/chloroform ,

    chloroform . 2

    cold ethanol sodium acetate ethanol

    . PelletTE(Tris-EDTA) buffer

    DDW(deionized distilled water) , PCR

    ( 1). 1.

    , calcivirus phlorocarbon 400

    1 PCR A rotavirus

    M( marker), KU( 1, , 749), (), 179~507(), S2( 2, , 657), YO( 3, , 582),HO( 4, , 394), M( marker), 526~665(), M( marker), 8 6 , 1 1, 4 5 .

    M KU(

    1)

    179

    184

    (

    4)

    402

    (

    1)

    487

    (

    4)

    507

    (

    4)

    S2(

    2)

    YO(

    3)

    HO

    (

    4)

    M 526

    (

    4)

    660

    (

    4)

    665

    M

    4870

    2016

    48926780

    13601107926658

  • PCRDNA

    >>32

    8% polyethylene, 0.4 M

    NaCl 12,000 rpm 10

    . Pellet proteinase K buffer*1)

    37 30 . 1.25 %

    CTAB(cetyl-trumethyl ammonium bromide), 0.45 M

    NaCl 56 30

    . phenol/chloroform

    ethanol ( 2). virus

    , ssRNA

    norwalkvirus (small round

    structured virus) virus PCR6).

    GTC ,

    glass powder silica gel

    kit

    . kit , phenol

    .

    RNase

    ssRNA

    . , kit DDW buffer

    DEPC(diethyl pyrocarbonate)

    RNase free tube pipette tip

    RNA virus PCR

    ( 3).

    (2)

    .

    Parvovirus B19 ssDNA

    , HHV-6 cytomegalovirus

    buffy coat

    .

    Parvovirus B19 B

    . 100

    400 buffer[ 500 /ml proteinase K,

    0.5% SDS, 5 mM EDTA(pH8), 10 mM Tris-

    HCl(pH8)] , 50.

    phenol/chloroform 2

    chloroform 1 ethanol .

    70 4

    PCR .

    phenol/chloroform , nested PCR

    southern blotting

    .

    cross contamination .

    PCR

    7).

    HHV-6 cytomegalovirus , Ficoll-paque

    phenol/chloroform

    .

    .

    8).

    . 10 TE buffer

    , 10,000 rpm 10

    . pellet .

    (3)

    ,

    .

    DTT(dithiothreitol) 1 N

    NaOH ,

    .

    1 N NaOH 10

    , 1 M NaH22PO4

    10,000 rpm 10 . PBS 2

    40~100 lysozyme

    [1~2 mg/ml lysozyme: 10 mM Tris(pH8), 10 mM

    EDTA, 0.5% SDS] , 37 30~2

    proteinase K 200 /ml

    37 .

    , ,

    phenol/ chloroform 9).

    lysozyme . 0.1% DTT

    , 10,000 rpm 10.

    NaOH , pellet

    (SDS, EDTA, proteinase K, lysozyme

    )

    .

    .

  • PCRDNA

    >>33

    (4) , , ,

    .

    pellet , 10

    ml 1 ml ,

    PCR

    .

    phenol/chloroform kit

    .

    .

    (5) ,

    PBS , pellet

    TE buffer PCR ,

    phenol/chloroform kit

    .

    .

    (6)

    2,000 rpm, 30

    .

    pellet . Pellet

    PBS 2 ,

    . pellet

    phenol/chloroform

    kit .

    PCR ,

    .

    ,

    . ,

    ssRNA norwalk virus

    . ,

    DNA

    Parvovirus B19

    PCR cross

    contamination . ,

    HHV-6

    ,

    phenol

    . ,

    .

    .

    .

    , screening

    DNA

    .

    ,

    DNA

    .

    ,

    ,

    .

    screening

    .

    .

    ,

    .

    DNA .

    1. 10)

    ( 1).

    .

    .

    ,

    ,

    .

  • PCRDNA

    >>34

    . ,

    ,

    .

    .

    ,

    .

    1 5103~2105(

    2104) PCR

    DNA.

    ,

    DNA

    . MASA(mutant allele specific amplification)

    DNA

    11), PCR-SSCP

    10~20%

    . microsatellite marker

    LOH(loss of heterozygosity)

    50~60%

    LOH . ,

    DNA () ,

    ,

    "negative fulse ()"

    .

    2. (, )

    . , 1,500 rpm 5

    .

    . 1%

    saponin.

    ,

    slide glass

    .

    , PBS

    .

    1 DNA

    (A), (B): DNA 0.8% agarose gel . Lane a DNA, lane b slide glass DNA, (C): p53 exon 5 PCR-SSCP (silver staining). Lane 2 band .

    -Hind

    III d

    igest

    X1

    74-Hae

    III digest

    a b

    (A) (B)

    (C) 1 2 3 4

    : , ,

    : , , ,

    : ,

    : ,

    :

    : ,

    : ,

    :

    : ,

    : ,

    1

  • PCRDNA

    >>35

    DNA . FISH(fluorescence in situ

    hybridization)

    ,

    FISH DNA

    . ,

    microtube , 2 carnoys

    solution(methanol:acetate=3:1)

    . 3,000~4,000 rpm 10

    , carnoys

    solution .

    FISH , 1104~5

    104 DNA *1. carnoys

    solution acetate DNA

    , PBS DNA

    ( 1A).

    slide glass

    DNA .

    slide glass

    . , DNA

    ( 1B), PCR

    12).

    3. DNA 13)

    DNA

    .

    .

    0.5 mlmicrotube 14,000

    rpm 10 100

    HMW*2-proteinase K(100 /ml).

    37 4.

    HMW-saturated phenol ,

    .

    3,000 rpm 10 tip

    phenol

    , 2.

    3,000 rpm 10

    chloroform/isoamylalcohol(24:1)

    , 4.

    3,000 rpm 10 ,

    , 0.1 vol. 8 M ammonium acetate , 2

    100% ethanol , 0.5 2 % glycogen

    , -201ethanol .

    4 14,000 rpm 20

    glycogen DNA*3.

    DNA 70% ethanol

    , TE buffer(20~100 ) .

    1 (A), (B) DNA

    0.8% agarose gel . carnoys

    solution

    DNA . 1

    (C)

    DNA PCR-SSCP p53

    .

    *1 1104 10~200 ng DNA .

    *2 10 mM Tris-HCl(pH 8.0), 150 mM NaCl, 10 mM EDTA-NaOH(pH8.0),0.1% SDS.

    *3 DNA ethanol .

    DNA

    .

    .

    .

    . DNA

    DNA ,

    .

    pellet

    proteinase K/phenol/chloroform DNA

    . DNA ethanol

    glycogen DNA

    .

    , ,

    , DNA

    .

    tube

    DNA PCR-SSCP

  • PCRDNA

    >>36

    K-ras codon 12 point

    mutation 1, 2).

    DNA .

    1. *1

    Proteinase K : Proteinase K(Merck)

    1 mg/ml (10

    mM Tris-HCl pH7.4, 10 mM EDTA, 0.15 M

    NaCl, 0.4% SDS)*1.

    SS-phenol

    ) Phenol(Wako, chromatography) (60

    ), 8-hydroxyquinoline

    0.1% .

    ) 1 M Tris-HCl(pH8.0)*1

    , .

    ) .

    ) ), ) 2~3.

    v) 0.1 M Tris-HCl(pH8.0)*1

    , .

    ) (

    ).

    ) 2-mercaptoethanol 0.2%

    , 4.

    Chloroform

    3 M sodium acetate(pH7.4)*1

    Glycogen(molecular biology grade: Boheringer

    mannheim)

    Cold ethanol(-20)

    80% Cold ethanol

    TE buffer(10 mM Tris-HCl pH7.4, 1 mM

    EDTA)*1*1 , autoclave .

    2.

    (1)

    , -80.

    , .

    (2)

    , 2,500 rpm 4

    10.

    1 DNA UV spectacle 270 nm .

  • PCRDNA

    >>37

    tube

    .

    Pellet 2 ml ,

    2,500 rpm 4 5.

    .

    , .

    Pellet -80.

    3. DNA 16)

    pellet 1 ml proteinase K

    ( / 10

    proteinaseK), 65 15

    37.

    1:1 phenol:chloroform mixed,

    10,000 rpm 10.

    tube1:1 phenol:chloroform

    , 10,000 rpm10.

    400 2 eppendorf tube

    , 1/10 (40 ) 3 M sodium acetate 1

    glycogen 2.5 (1 ml) cold ethanol

    , -20 1 (

    ,

    ).

    10,000 rpm 10 ,

    .

    80% cold ethanol (0.5~1 ml)

    , 10,000 rpm 10.

    , Speed Vac Concentrator (Savant

    ).

    TE buffer 50 ,

    DNA .

    DNA

    . , -

    80

    DNA .

    pellet DNA

    . Pellet , -20

    PCR .

    DNA

    270 nm 260 nm/280

    nm 1.6 ( 1).

    , PCR (

    2). 2 ml DNA

    , DNA ng

    . 5~6 PCR (

    2). Ethanol glycogen carrier

    DNA.

    1) Blin, N., Stafford. D. W. : Nucl. Acids Res., 33,

    2303 (1976)

    2) Maniatis, T., Fritsch. E., F., Sambrook. J, : in

    Molecular cloning : a laboratory handbook, pp.

    9. 14-9, 19, Cold Spring Harbor Laboratory

    Press, Cold Spring Harbor, NY (1982)

    3) Rolfs, A., Schuller, I., Finckh, U., Weber Rolfs,

    I. : in PCR : Clinical diagnostics and research,

    pp. 79-89, Springer-Verlag. Berlin, Heidelberg

    (1992)

    4) Jackson, D. P., Hayden, J. D., Quirke, P. : in

    PCR : A practical approach (ed. McPherson, M.

    J., Quirke, P., Taylor, G. R.), pp. 29-33, IRL

    Press, Oxford (1991)

    2 DNA PCR , K-ras exon 1 .

    MW marker, lane 1~8 DNA, lane 9 negative control.

    MW 1 2 3 4 5 6 7 8 9

  • PCRDNA

    >>38

    5) Taniguchi. K., Wakasugi, F., Pongsuwanna, Y.,

    Urasawa, T., Ukae, S., Chiba, S., Urasawa, S. :

    Epidemiol. Infect., 110099, 303~312 (1992)

    6) Jiang, X., Wang, J., Graham, D. Y., Estes, M.

    K. : J. Clin. Microbiol., 3300, 2529~2534 (1992)

    7) Frickhofen, N., Young, N. S.: J. Virol. Methods,

    3355, 65~72 (1991)

    8) Kondo, I. et al ., 3355, 3041~3047

    (1990)

    9) Narita, M., Matsuzono, Y., Shibata, M.,

    Togashi, T. : Acta Pediatr., 8811, 997~1001

    (1992)

    10) Yatani, K. et al. :

    , pp. 45-67, (1990)

    11) Tskeda, S., Ichii, S., Nakamura, Y. : Human

    Mutation, 22, 112-117(1993)

    12)Wada, C., Shinoya, S., Fujino, Y., Rokuhiro, H.,

    Akahoshi, T., Uchida, T., Ohtani, H. : Blood,

    8833, 3449-3456 (1994)

    13) :

    protocol, pp, 16-19, (1983)

    14)Kondo, H., Sugano. K., Fukayama. N.,

    Kyogoku, A., Nose, H., Shimada, K., Ohkura,

    H., Ohtsu, A., Yoshida, S., Shimosato, Y. :

    Cancer, 7733. 1589-1594 (1994)

    15) Fukayama, N., et al : . 4411,1017-

    1023(1993)

    16)Davis, L. G., Dibner. M. D., Battey. J. F. :

    Basic Methods in Molecular Biology, pp. 44-46.

    Elsevier, New York (1986)

    TaKaRa Gradient ThermalCycler Dice

    PCR, PCR!!

    1. Compact & Stylish BodyControl Panel & Display wing-panel .

    2. Pop-up Menu Programing .

    3. & Annealing Gradient , Touch Down PCR

    4. PC software update data backup PCR history error history .

  • >>39

    . Agarose gel

    . Polyacrylamide gel

    . Dot hybridization

    PCR

  • PCR

    >>40

    I. Agarose Gel

    Agarose gel PCR

    .

    DNA DNA

    . agarose

    , PCR 500 bp

    DNA agarose gel

    . PCR

    agarose

    .

    1. Agarose Gel

    (1) Agarose

    agarose gel .

    agarose gel 0.5~20 kb DNA

    . agarose

    .

    Agarose L03 (TaKaRa Code 5003) .

    ( 15~20 cm gel)

    submarine DNA mini gel

    .

    (2) Agarose Gel 1)

    A.

    50TAE : 242 g Tris, 57.1 ml acetic acid, 100 ml

    0.5 M EDTA(pH 8.0)1 .

    1TAE : 50TAE 50 (:

    40 mM Tris-acetate, 1 mM EDTA), 1

    TAE 0.5TBE(45 mM Tris-

    borate, 1 mM EDTA)

    .

    6l oading buffer: 0.25% bromophenol blue, 0.25%

    Xylene cyanol FF, 30% glycerol, 10

    mg/ml ethidium bromide.

    B. Gel

    1% agarose, 1 g agarose 100 ml 1TAE

    . Gel

    60

    . GelDNA

    1 .

    gel .

    Gel tray comb set, 3~5 mm

    gel. Comb set , gel tray 1 mm

    .

    30gel.

    C.

    6loading buffer, well.

    10~100 ng, 10 .

    5 V/cm gel , mini gel

    , 100 V.

    D.

    DNA interchelation,

    ethidium bromide . 0.5 /

    ethidium bromide(1TAE )

    gel30.

    Ethidium bromide gel , 0.5 /

    . ethidium bromide

    (-) gel

    ethidium bromide

    .

    1TAE 15 band

    . .

    Gel 254 nmUV transilluminator

    . MP-4 3200B

    . ( ,

    -MC-R 1).

    Gel (%[W/V]) (kb)

    0.3 5~60

    0.6 1~20

    0.7 0.8~10

    0.9 0.5~7

    1.2 0.4~6

    1.5 0.2~3

    2.0 0.1~2

    1 Agarose gel ( 1 )

  • PCR

    >>41

    E. marker

    marker

    . PCR

    marker pHY

    marker(TaKaRa Code 3404) . 100 bp

    DNA Ladder(TaKaRa Code 3407)200bp DNA

    Ladder(TaKaRa Code 3410), 500bp simple DNA

    Ladder(TaKaRa Code TK3411), 1kb Simple DNA

    Ladder(TaKaRa Code TK3422A), 1kb Plus DNA

    Ladder(TaKaRa Code TK3412), wide-range DNA

    Ladder(TaKaRa Code TK3416b).

    2. PCR Agarose agarose

    polyacrylamide gel DNA

    agarose gel

    . agarose 2

    .(1) 500 bp Agarose

    500 bp

    NuSieve 3:1 Agarose(Cambrex) .

    agarose 10~1,000 bp

    . Southern blotting

    . DNA fragment

    agarose NuSieve GTG

    . NuSieve 3:1 Agarose

    1.

    (2) Microsatellite DNA Agarose

    Microsatellite 4~8%

    polyacrylamide gel

    MetaPhor Agarose(Cambrex 2~4% gel )

    . Agarose 200~800 bp 2%

    .

    (3) LA-PCR Agarose

    LA-PCR 20 kb DNA

    pulse field SeaKem Gold Agarose(Cambrex)

    . gel gel

    Agarose %(kb)

    [W/V 1TAE]

    NuSieve 3:1

    3.0 500~1,000

    4.0 100~500

    6.0 10~100

    NuSieve GTG

    2.5 500~1,000

    3.5 100~450

    4.5 10~100

    MetaPhor

    2.0 150~800

    3.0 100~600

    4.0 50~250

    5.0 20~130

    SeaKem Gold

    0.3 5,000~50,000

    0.5 1,000~20,000

    1.0 400~8,000

    2 PCR Agarose

    1 Agarose Gel

    lane M: pHY marker. lane 1: 600 bp lane 2: 280 bp lane 3: 270 bp (4% NuSieve 3:1 Agarose )lane 1~3 plasmid 600 bp, 280 bp 270 bp DNA.

    M 1 2 3

    926658489

    267

    80

    600

    280270

    PCR

    DNA

    agarose

    Polyacrylamide gel

    .

    STR(short tandem repeat)

    .

    LA-PCR

  • PCR

    >>42

    . 0.4% gel 20 kb

    .

    Agarose gel agarose

    PCR

    .

    .

    PCR

    positive control positive

    control.

    hybridization

    .

    southern hybridization dot hybridization

    .

    . Polyacrylamide Gel

    Polyacrylamide gel DNA

    . gel ,

    agarose

    . polyacrylamide gel

    DNA sequencing, SSCP

    DGGE polyacrylamide gel

    .

    1. Polyacrylamide Gel

    (1) Polyacrylamide Gel

    Polyacrylamide gel

    0.2% (500 bp 1 bp)

    , 10 DNA 1 cm well

    ,

    gel DNA agarose

    DNA.

    (2)

    Polyacrylamide gel slab

    , mini gel(98 cm).

    (3) Polyacrylamide Gel 2)

    A.

    30% acrylamide(29:1 acrylamide:bis-acrylamide);

    acrylamide 29 g, N, N-methylene bis-acrylamide 1

    g 100 ml .

    Gel (%[W/V]) (bp)

    3.5 1,000~2,000

    5 80~500

    8 60~400

    12 40~200

    15 25~150

    20 6~100

    1 Polyacrylamide gel ( 1 )

    5TBE

    54 g Tris, 27.5 g Borate, 20 ml 0.5 M EDTA(pH

    8.0), 1 .

    1TBE

    5TBE 5 [: 89 mM Tris-

    borate, 2 mM EDTA(pH 8.0)].

    6 loading buffer

    0.25% bromophenol blue, 0.25% Xylene cyanol FF,

    30% glycerol.

    B. Gel

    Glass plate spacer(1 mm )

    set.

    1gel , 30% acrylamide5

    TBE gel

    . TBE 1 .

    100 ml gel 0.7 ml 10% ammonium

    persulfate TEMED(N, N, N,

    N-tetra methyl ethylene diamine) 100 ml 35

    .

    Gel glass plate comb set.

    1gel.

    C.

    Gel plate set 1

    TBE, combwellpipette.

    30prerunning.

    6 loading bufferwell.

  • PCR

    >>43

    1~8 V/cm gel.

    D.

    agarose gel 0.5 /

    ethidium bromide . 1 5.5%

    polyacrylamide gel VNTR DIS80

    .

    2. Polyacrylamide Gel

    polyacrylamide gel .

    (1) DNA Sequencing AP-PCR3) Gel

    6~8% acrylamide(19:1 acrylamide:bis-acrylamide),

    1TBE, 7 M urea, 20 cm40 cm0.3 mm

    gel .

    (2) PCR-SSCP4) Gel

    5% acrylamide(49:1 acrylamide:bis-acrylamide),

    0.5TBE, 5% glycerol, 20 cm40 cm0.3 mm

    gel . 4 25.

    (3) DGGE5) Gel

    6.5~12% acrylamide(37.5:1 acrylamide:bis-

    acrylamide), 40~80% (80% : 5.6 M

    urea, 32% formamide), 1TAE, 60.

    Polyacrylamide gel

    agarose

    microsatellite

    AP-PCR PCR-SSCP

    .

    . Dot hybridization

    PCR DNA

    , hybridization

    . Dot hybridization

    .

    hybridization

    .

    probe southern

    hybridization dot hybridization

    DNA .

    hybridization

    . dot

    hybridization dot hybridization 1

    reverse dot blot

    .

    1. Dot Hybridization oligonucleotide probe dot

    hybridization .

    (1) Oligonucleotide Probe

    DNA 18~30 probe .

    Probe

    . 5 32P biotin probe

    .

    1 Polyacrylamide gel DIS80

    lane 1: pBR322/Msp I digest Marker, lane 2: 123 bp ladder Marker, lane3: DIS80 . 5.5% polyacrylamide gel . lane 3 16 band.

    1 2 3

    622

    242

    123

    67

    lane

  • PCR

    >>44

    (2) Dot HybridizationA.

    96 10

    50.1~0.4 N NaOH

    100 mM Tris(pH 8.0) acetate

    .

    Nylon membrane(Amersham Hybond-N+ )

    spot.

    . Dot

    1 cm.

    1~2 spot.

    20~50 spot

    dot blottor . Dot blottor slot-

    blot manifold(Schleicher & Schuell) Bio-Dot(Bio

    rad).

    Nylon membrane 254 nmUV transilluminator

    5 DNA . DNA

    .

    B. Oligonucleotide probe

    RI probe 20 pmol probe

    T4 polynucleotide kinase, [-32P]ATP.

    C. Hybridization

    Nylon membrane polyethylene bag ,

    prehybridization buffer 42 2

    .

    [Prehybridization buffer]

    5Denhardt's, 5SSC, 0.1% SDS, 0.1 mg/ml

    denatured salmon sperm DNA

    probe 42 2

    , hybridization . Hybridization

    oligonucleotide probe Tm ,

    hybridization

    hybridization.

    D.

    2SSC, 0.1% SDS102.

    0.2SSC, 0.1% SDS 55 15 2

    . oligonucleotide probe Tm

    hybridization

    .

    E. AutoradiographyNylon membrane X autoradio-

    graphy.

    F. RI probe , biotin-labeled probe

    hybridization peroxidase-labeled avidin

    alkaline phosphatase-labeled avidin ,

    (3) Dot hybridization

    1 32P probe HPV16 DNA

    dot hybridization . HPV16

    1, 3, 4 DNA

    dot hybridization

    HPV16

    .

    1 Dot hybridization HPV16

    ((AA)) HPV 16 primer PCR agarose .((BB)) 32P HPV16 oligonucleotide probe dothybridization . lane M: 174 Hae III digestMarker, lane 1: SiHa (HPV16 ), lane 2: HeLa (HPV18 ),lane 3, 4: (HPV16 ), lane 5, 6: condyloma (HPV6/11 ), lane 7, 8: (HPV ). HPV 16 lane 1, 3, 4 140 bp DNA , dot hybridization dot .

    (A)M 1 2 3 4 5 6 7 8

    (B)1 2 3 4 5 6 7 8

    140 bp

  • PCR

    >>45

    2. 1Dot HybridizationDot hybridization 1

    . Hybridization tetrazolium

    probe

    hybrid 1 mismatch

    hybridization. ras oncogene6)

    1 HLA DNA

    typing .

    oligonucleotide probe 18~20

    probe

    . probe ASO(allele specific

    oligonucleotide) SSO(sequence specific

    oligonucleotide) .

    3. Reverse Dot BlotHLA typing SSO probe dot

    hybridization .

    Saiki SSO probe

    hybridization reverse dot blot

    8).

    . SSO probe

    SSO probe terminal deoxyribonucleotidyl

    transferase T UV

    nylon membrane biotin

    hybridization . Hybridization

    .

    Dot hybridization southern hybridization

    .

    .

    tetramethyl ammonium chloride dot

    hybridization 1, 1

    ,

    .

    1) Sambrook, J., Fritsch, E. F., Maoniatis, T. : in

    Moleular Cloning, 2nd edition, pp. 6. 3-6. 35,

    Cold Spring Harbor Laboratory Press, NY

    (1989)

    2) Sambrook, J., Fritsch, E. F., Miniatis, T. : in

    Molecular Cloning, 2nd edition, pp. 6. 36-6. 48,

    Cold Spring Harbor Laboratory Press, NY

    (1989)

    3) Welsh, J., McClelland, M. : Nucl. Acids Res.,

    1188, 7213-7218 (1990)

    4) Hayashi, K. : , 3355, 3085-3090

    (1990)

    5) Myers, R. M., Maniatis, T., Lerman, L.S.:

    Meth. Enzymol., 115555, 501-527 (1986)6) Vries, M. V., Bogaard, M. E., Elst, H., boom, J.

    H., Eb, A. J., Bos, J. L. : Gene, 5500, 313-320(1986)

    7) Kimura H., et al. : , 3355, 3091-

    3103 (1990)

    8) Saiki, R, K., Walsh, P. S., Levenson, C. H.,

    Erlich, H. A. : Proc. Natl. Acad. Sci. USA, 8866,

    6230-6234 (1989)

  • PCR

    >>46

  • PCR

    >>47

    1. cycle heat block DNA

    PCR.

    (1)

    94, 30~1 ,

    30 .

    , microcapillary 1

    . 93

    , 94 .

    GC globin , 93

    , 94

    . 95 .

    globin 1

    ,

    . globin A 93, 1

    , B

    .

    .

    , PCR

    94, 1 ,

    . genome DNA

    DNA

    5, cycle

    .

    (2) Annealing

    Annealing primer Tm .

    1 .

    , 2 .

    2.

    (3)

    72 .

    , 1 kb 1 ,

    1 kb 1 .

    Taq polymerase kb

    , 3~5 ,

    long PCR 10 .

    PCR 1.

    (4) Cycle

    , cycle

    , cycle

    . PCR

    plateau() cycle

    . cycle 30

    . 30 cycle

    35 cycle .

    (1)

    annealing (1)

    (1)

    ()

    94

    72

    50~60

    4

    1 cycle 2 cycle cycle

    1

  • PCR

    >>48

    (5) Cycle

    PCR

    1 . DNA

    , annealing,

    ,

    ( 0 1)

    . cycle

    program.

    , 4

    .

    ,

    , cycle

    .

    2.

    (1) Primer

    Primer 0.5 M . primer

    primer

    , 0.5 M

    *1. 0.5 M ,

    0.2 M .

    1 mouse genome DNA PCR primer 1 M , 0.5 M .

    (2) dNTP

    Taq polymerase 0.2 mM dNTP

    buffer

    . . dNTP

    2

    .

    (3)

    100 2.5 U .

    2.5 U

    . PCR DNA polymerase

    5 U/, 2.5 U

    micropipette crystal tip

    0.5 .

    glycerol 0.5

    . 1

    100

    . .

    master mix

    1

    . tube 1

    negative control .

    (4)

    DNA .

    , PCR

    "SN " . DNA

    100 0.1 .

    genome DNA (

    mol ) , 0.1

    single copy .

    DNA buffer

    PCR . TE DNA

    PCR 1/10 PCR

    *1.

    DNA

    DNA

    DNA Mg2+ dNTP

    . RT-PCR

    DNA 50 PCR 1

    .

    1 TE 10 mM Tris, 1 mM EDTA, PCR 1/10 PCR Tris 10 mM 11 mM, Mg2+ 1.5 mM 1.4 mM , PCR .

    (5)

    heat block DNA 0.5

    microtube 100

    . heat block

    .

    PCR master

    mix

    . 7

    PCR.

  • PCR

    >>49

    3. Agarose Gel ElectrophoresisPCR agarose gel electrophoresis

    EtBr . PCR

    .

    PCR ,

    . background

    10 .

    DNA agarose BPB

    XC .

    gel loading buffer

    .

    PCR DNA ,

    EtBr gel DNA

    EtBr

    . EtBr gel

    DNA ,

    . buffer

    EtBr , gel EtBr

    DNA

    . EtBr 4% agarose gel(buffer

    : 1TBE) 110 bp DNA 10 bp

    2.

    gel loading tip mineral oil

    .

    .

    4. Positive ControlNegative Control PCR positive

    control negative control

    . positive control

    .

    positive control ,

    *1.

    PCR DNA ,

    DNA

    DNA

    negative control . PCR

    positive control *2.

    1 .

    2 . . primer , primer PCR . positive control primer .

    (1) Negative Control

    Negative control

    DNA( DNA)

    . Transgenic animal

    PCR

    genome DNA

    negative control . RT-PCR

    RNA genome DNA

    negative control

    RNA PCR.

    (bp)

    396 344 298

    220 201

    154 134

    75

    120 bp 110 bp

    M 1 2

    2

    Degenerate PCR 110 bp() cloning. 1 2 110 bp 120 bp . , 110 bp .

  • PCR

    >>50

    (2) Positive Control

    PCR DNA

    .

    positive control.

    positive control.

    positive control

    virus PCR

    DNA /

    positive control. Negative

    . positive control

    PCR primer

    . DNA

    positive control

    thermal cycler

    . DNA

    ,

    positive control .

    positive control

    (1) , primer, PCR

    ,

    . DNA

    . ,

    ( )

    primer

    positive control . positive

    control , PCR

    DNA .

    RT-PCR

    1st strand cDNA -actin

    positive control

    .

    .

    Primer Positive Control

    primer RT-PCR

    ?

    , .

    . primer

    ,

    primer PCR

    .

    positive control

    primerDNA .

    cDNA . primer ? primer positive control ? . positive control . primerPCR positive control . RNA ? RNase RNA .

    (3)

    Control control

    .

    negative

    control positive control

    negative control ,

    positive control

    .

    , positive control

    .

    1 2 3 negative positive

  • PCR

    >>51

    5. DNA - genotyping-

    DNA

    PCR

    (DNA )?

    PCR DNA

    ,

    .

    genome DNA PCR single copy

    . Genome DNA

    Proteinase K

    .

    mouse .

    nude mouse

    Y

    Sry PCR .

    XX recipient

    XY donor , DNA

    haploid genome 0.5 copy .

    , haploid 1 copy

    . mouse

    ,

    , .

    (1)

    DNA buffer

    150 mM NaCl

    10 mM Tris-HCl(pH8.0)

    10 mM EDTA

    0.1% SDS

    Proteinase K stock

    20 mg/ml stock

    -20

    . stock 100

    .

    PCI

    Phenol : Chloroform : Isoamyl alcohol

    = 25 : 24 : 1

    3 M sodium acetate

    100% ethanol

    70% ethanol

    TE buffer

    (2)

    (+1) 100 Proteinase K

    .

    DNA buffer ml

    Proteinase K stock 200 /ml

    1.5 ml microtube Proteinase K 100

    .

    ( 5~10 )

    2) proteinase K *1.

    1 heme(hemoglobin )PCR protocol , , heme .

    37 2.

    ( : ~ : )

    PCI 100 .

    Vortex tube*2.

    2 phenol/chloroform , heme .

    15,000 rpm, 5.

    ( : ~ : )

    , (

    ), *3 ,

    microtube .

    3 heme .

  • PCR

    >>52

    ~*4.

    4 heme phenol/chloroform 2, .

    10 3 M sodium acetate .

    250 100% ethanol .

    10.

    ( : ~ : )

    Microtube 4 15,000 rpm, 15

    pellet .

    ( : ~ : )

    micropipette aspirator .

    500 70% ethanol vortex

    .

    Microtube 4 15,000rpm, 5

    pellet .

    ( : ~ : )

    micropipette aspirator *5.

    5 70% ethanol DNA pellet

    Microtube paper towel

    .

    .

    10 TE buffer DNA *6.

    6 PCR 1 .

    5. PCR

    .

    .

    (1)

    Primer

    DNA

    10 PCR buffer

    MgCl2 (25 mM stock solution)

    dNTP Mix (2.5 mM stock solution)

    Taq polymerase (5 U/)

    Mineral oil

    (2)

    PCR tube *1.

    H2O

    10 PCR buffer 10

    MgCl2 (25 mM stock) 6 (1.5 mM)

    dNTP Mix (2.5 mM stock) 8 (0.2 mM)

    Primer-1( M stock) (0.5 M)

    Primer-2( M stock) (0.5 M)

    DNA 1

    Taq polymerase (5 U/)*2 0.5 (2.5 U/100 )

    total 100

    1 1 100 , .

    2 Hot start .

    50~100 mineral oil *3.

    3 .

    2~5 ,

    PCR *4. Cycle

    25~30.

    4 annealing cycle , 2 program . program 25~30 cycle .

    :

    : annealing : cycle :

    : annealing : cycle :

    :

    :

  • PCR

    >>53

    PCR 5~10 agarose gel

    .

    , PCR 1 *5,

    15~30 cycle 2nd PCR. 5 1/50~1/100 .

    7. Troubleshooting

    (1)

    primer dimer . (2)

    band. (2)

    positive control .

    ) stock ?

    ) Mg2+ ? 10 buffer Mg2+

    ) dNTP? Stock

    ) heat block ? Mineral oil glycerol heat

    block tube .

    v) Taq polymerase ?

    positive control .

    ) (1)-? (1)-

    ) DNA? DNA

    ) RT-PCR, .

    Primer positive control .

    ) (1)-? (1)-

    ) PCR .

    ) Primer ? Primer O.D. mol

    .

    ) Annealing ? Tm.

    v) ? 94 1.

    ) Annealing .

    ) .

    ) Mg2+ .

    ) Primer . .

    (2) .

    Primer ? (0.5 M) (2)

    Primer . (0.2 M )

    DNA? DNA.

  • PCR

    >>54

    ? (2.5 U / 100 )

    Annealing .

    .

    Cycle .

    Mg2+ .

    Hot start.

    Primer . .

    Nested PCR.

    (3) .

    stock ?

    heat block ? Mineral oil glycerol heat

    block tube .

    ? (4)

    (4) Negative control .

    RT-PCR negative control . RNase free DNase

    . DNA .

    DNA.

    ) Aerosol filter tip .

    ) Stock DNA ( DNA).

    ) Polyglove .

    ) Hood . UV 15 hood

    DNA

    .

    v) Nondisposable . 0.1 N

    DNA

    . DNA

    .

    ) PCR (). PCR

    mol

    Micropipette

    .

  • TaKaRa TaqTM TaKaRa Ex TaqTM

    PPyyrroobbeessttTTMM DDNNAA PPoollyymmeerraassee

    >56

  • PCR Subcloning

    >>57

    . PCR Subcloning

    1. PCR CloningPCR plasmid subcloning

    .

    [ 1 : 5.]

    DNA oligonucleotide 5

    oligonucleotide primer

    PCR 5

    ligation ( 1).

    ligation DNA 5

    DNA vector

    vector self ligation

    vector ligation .

    PCR ligation

    5( 2).

    [ 2 : 3.]

    Taq polymerase terminal deoxynucleotidyl

    transferase(TdT) .

    DNA DNA

    blunt end 1 nucleotide

    DNA extendase terminal extendase

    . Taq polymerase

    PCR 3 blunt

    endcloning (3).

    1

    oligonucleotide primer PCR 5.

    HOOH

    HO

    HO

    OH

    OH

    HO OH

    OH

    HO

    P P

    HOOH

    PP

    Vector self ligation . Ligation . Vector self ligation .

    HO

    HO

    OH

    OH

    PCR

    3

    53

    5

    3

    PCR Taq polymerase TdT 3 1.

    A3

    5

    5

    3A

    2

  • PCR Subcloning

    >>58

    2. Subcloning PCR cloning

    .

    TA

    cloning

    .

    (1) Blunt End Ligation

    PCR cloning

    1. PCR cloning

    .

    5

    PCR blunt end vector

    PCR 5. DNA

    5 polynucleotide kinase

    single strand double strand 5

    double strand double strand 3

    . PCR 1 3

    .

    subcloning PCR

    primer 5 . Primer

    polynucleotide kinase

    oligonucleotide amidite

    oligonucleotide

    .

    . 1 3

    PCR blunt end vector

    .

    T4 DNA polymerase 3 5exonuclease

    dNTP . Taq polymerase

    Klenow DNA

    polymerase TdT (

    Klenow

    ). T4 DNA polymerase Pfu polymerase TdT

    .

    (2)

    5

    adaptor primer . PCR primer

    5 mismatch

    primer PCR . PCR

    5 .

    PCR vector

    . 2 primer

    vector PCR

    .

    .

    Taq polymerase TdT (STRATEGIES in molecular biology, Vol. 7, p. 8) Taq

    polymerase TdT nucleotide

    .

    .

    C G

    .

    TTA.

    TA cloning vector

    cloning.

    Primer5A.

    A

    5- A AA - 3

    3- T - 5

    C

    5- C AA - 3 5- C CC - 3

    3- G - 5>

    3- G - 5

    G

    5- G GG - 3 5- G AA - 3 5- G CC -3

    3- C - 5>

    3- C - 5 3- C -5

    T

    5- T - 3 5- AA - 3

    3- A - 5 3- A - 5

  • PCR Subcloning

    >>59

    nucleotide

    linear strand DNA

    base .

    BamH I , 5 A

    2 oligonucleotide 2

    90% 5B1

    20 25%

    .

    A) 5- CGGGATCCCG - 33- GCCCTAGGGC - 5

    B) 5- GGGATCCC - 33- CCCTAGGG - 5

    CGC

    GGATCC

    5

    3

    3

    35

    53

    PCR5

    CTTAAGGC

    GAATTCCGCTTAAGGC

    CGCGGATCCGCGCCTAGG

    35

    53

    GCTTAAp

    pAATTCCGGGC

    pGATCCG

    GAATTC

    CCTAGG

    CGCGGCGCCTAGp

    Vector

    5 CGCGGATCC 3

    adaptor

    (BamH I)

    5 CGGGATCC 3

    adaptor

    (EcoR I)

    (BamH I EcoR I)

    BamH I EcoR I

    2 vector .

    4

    5

    *1 BamH l date . .

  • Oligonucleotide linear strand

    DNA

    oligonucleotide

    DNA.

    1 oligonucleotide

    .

    Tm

    PCR 2 cycle

    adaptor primer annealing

    Tm adaptor

    . 3 cycle

    adaptor

    annealing

    .

    (3) Uracil DNA GlycosylaseCloning

    2.(2)

    adaptor

    adaptor dUMP

    .

    primer PCR primer

    5 uracil DNA .

    DNA uracil DNA glycosylase(UDG)*1

    DNA uracil .

    (AP site)

    3 12.

    BRL UDG cloning vector

    3

    *2, PCR .

    37 ligation

    competent

    . Insert

    vector self ligation

    subclone insert .

    adaptor

    primer vector

    .

    *1 uracil DNA glycosylase AP endonuclease cytosin amino uracil .*2 3 vector CATCATCATCAT CTACTACTACTA 2 vector PCR .

    (4) TA Cloning

    1. PCR cloning

    Taq polymerase Tth polymerase 1

    TdT 4 nucleotide

    A

    . 3 A 1

    PCR Subcloning

    >>60

    .

    oligonucleotide (%) 2 20

    Afl III CCACATGTGG > 90 > 90CCCACATGTGGG > 90 > 90

    Asc I GGCGCGCC > 90 > 90AGGCGCGCCT > 90 > 90

    Ava I CCCCGGGG 50 > 90CCCCCGGGGG > 90 > 90

    BamH I CGGATCCG 10 25CGGGATCCCG > 90 > 90

    BssH II TTGGCGCGCCAA 50 > 90

    Cla I CCATCGATGG > 90 > 90

    EcoR I GGAATTCC > 90 > 90CGGAATTCCG > 90 > 90

    CCGGAATTCCGG > 90 > 90

    Kpn I GGGGTACCCC > 90 > 90CGGGGTACCCCG > 90 > 90

    Sac II TCCCCGCGGGGA 50 > 90

    Sma I TCCCCCGGGGGA > 90 > 90

    Spe I GACTAGTC 10 > 90CGACTAGTCG 10 > 90

    Stu I AAGGCCTT > 90 > 90GAAGGCCTTC > 90 > 90AAAAGGCCTTTT > 90 > 90

    Xba I GCTCTAGAGC > 90 > 90

    Xma I CCCCCCGGGGGG 50 > 90TCCCCCGGGGGGTA > 90 > 90

    Uracil adaptor primer

    5CAUCAUCAUCAU 3

    1

  • PCR Subcloning

    >>61

    . 3 T 1

    vector PCR vector AT

    .

    cloning TA cloning TA cloning

    vector (FOREX-T vector

    TaKaRa code BL001/BL002). vector

    PCR subcloning

    vector .

    vector vector(T vector)

    1991 (Marchuk et al. Nucl Acid Res

    Vol.1199, p. 1154, 1991)*1, Red Book

    Current Protocols in Molecular Biology

    . PCR

    subcloning .

    PPP

    OH

    CG

    PA

    PT

    PC

    PA

    PT

    PC

    PA

    PT

    PC

    PA T

    OH

    PPPC

    G

    PA

    PT

    PC

    PA

    PT

    PC

    PA

    PT

    PC

    PA T

    P

    HO

    C

    PG

    PA

    PT

    P

    PA

    PC

    PG

    PA

    PT

    P

    PA

    PC

    PG

    PA

    PT

    P

    PA

    PC

    PG

    PA

    PT

    P

    PA

    P

    HO

    P

    HO

    C

    PG

    PA

    PT

    P

    PA

    PC

    PG

    PA

    PT

    P

    PA

    PC

    PG

    P

    A

    PT

    P

    PA

    PC

    PG

    PA

    PT

    P

    PA

    P

    HO

    PG

    PT

    PA

    PG

    PT

    PA

    PG

    PT

    PA

    PG

    PT

    PA

    P

    P

    HO

    C

    PG

    PA

    PT

    PU

    PA

    PC

    PG

    PA

    PT

    PU

    PA

    PC

    PG

    PA

    PT

    PU

    PA

    PC

    PG

    PA

    PT

    PU

    PA

    P

    HO

    PCR

    AP site .

    UDG cloning vector

    DNA

    UDG (37)

    AP site (37)

    3730

    6

  • PCR Subcloning

    >>62

    Taq polymerase 4 nucleotide

    A nucleotide

    dTTP

    T 1 . blunt

    end vector Taq polymerase dTTP

    T vector .

    vector 3 self ligation

    , 5

    PCR cloning . PCR A

    5 PCR

    ligation concatamer

    . vector

    PCR

    subcloning .

    . TA Cloning

    1. T Vector

    (1)

    Plasmid vector

    PCI

    Phenol : Chloroform : Isoamylalcohol = 25 : 24 : 1

    Taq polymerase(5 U/ )

    10 Taq buffer

    dTTP(100 mM stock )

    MgCl2(25 mM stock )

    (2)

    vector multicloning site blunt end

    PT

    PT

    HO

    PP

    P

    P

    P P

    OHPP

    P

    P

    P P

    OH

    HO

    PP

    P

    P

    P P

    PA

    HO

    P

    P

    P

    P P

    HO

    PA

    P

    P

    P

    P P

    OHPP

    P

    P

    P P

    PT

    PP

    P

    P

    P P

    PPP

    T

    vector insert

    vector

    Taq polymerase+dTTP

    TA vector

    PCR fragment(insert)

    ligation

    7

  • PCR Subcloning

    >>63

    *1

    *2.

    Vector linear strand III gel

    *3.

    0.5 microtube*4

    .

    10 Taq buffer ____ 1

    MgCl2(25 mM stock) ____ 1.5 mM

    Vector( ____ ) ____ 50 ng/

    dTTP(100 mM stock) ____ 2 mM

    Taq polymerase(5 U/) ____ 5 U/100

    ddH2O ____

    total ____

    mineral oil .*5

    70 2 incubation.

    ( ___ : ___ ~ ___ : ___ )

    Mineral oil 1.5

    microtube .*6

    PCI vortex .

    15,000 rpm 5.

    ( ___ : ___ ~ ___ : ___ )

    ()micro tube .

    Step ~.

    (isopropyl alcohol )*7

    3 M Sodium acetate 0.1 vol ( ____ )

    Isopropyl alcohol 1 vol ( ____ )

    Vortex Mixer 10.

    ( ___ : ___ ~ ___ : ___ )

    15,000 rpm, 4 10

    .

    ( ___ : ___ ~ ___ : ___ )

    micropipetting aspiration

    .

    70% 0.5 ~1 vortex

    .

    15,000 rpm, 4 2

    .

    ( ___ : ___ ~ ___ : ___ )

    micropipetting aspiration

    *8.

    Microtube paper towel

    .

    pellet .

    50 ng/TE buffer.

    (21) 10~*9, -20.

    *1 vector .pBluescript , EcoR V Hinc II .

    *2 10 .*3 step

    .*4 incubator . Thermal Cycler PCR

    0.2 microtube . PCR tube .

    *5 PCR mineral oil 1 . Mineral oil oil polypropylene tube ( 8).

    *6 tube phenol chloroform , mineral oil tube . mineral oil step .

    *7 dTTP ethanol isopropylalcohol dTTP .

    *8 70% ethanol rinse DNA pellet .

    *9 T vector (4. TA cloning (2) ).

    2. T Vector Insert

    (1)

    Mineral oil PCR 5

    mini gel

    *1.

    PCR , 20~50 *2 agarose gel*3

    tube

    mineral oil

    8

  • band*4.

    GelDNAethanol*5.

    10 TE buffer ddH2O*6 DNA

    , 1~7 *7 ligation.

    *1 step .*2 10 cloning .*3 GTG grade agarose .*4 PCR Phenol/Chloroform , ethanol

    primer dimer cloning gel . main band band EtBr .

    *5 PCR bp low meltingagarose(NuSieve GTG agarose ) phenol PCI .

    *6 ligation ddH2O . TE buffer ligation ( ).

    *7 ~ PCR .

    3. Ligation

    (1)

    Microtube , ligation

    .

    10 Ligation Buffer*1 1

    ddH2O _____

    Vector 1

    PCR 1~2

    T4 DNA ligase 1

    total 10

    16 30~1*2 .

    Competent cell transformation.

    *1 ATP ligation buffer . Buffer ATP ATP .

    *2 Ligase maker competent cell condition .

    4. TA Cloning (1)T Vector ligation

    vector vector self ligation

    2 control transformation

    vector. colony

    T

    vector ethanol 1. T Vector

    T .

    (2)T vector ,

    insert self ligation

    . T

    .

    vector . T vector

    linear strand DNA

    T

    vector.

    (3)TA cloning insert

    random subclone

    sequence PCR

    .

    screening .

    (4)PCR vector

    2.(2)

    primer

    adaptor insert

    screening .

    5. SubcloningPCR subcloning

    blunt end ligation

    .

    blunt end ligation .

    T vector blunt ligation

    blunt end ligation . Blunt

    end DNA T4 DNA polymerase

    DNA 1. T Vector

    PCR Subcloning

    >>64

    5 l

    10 l20~50 l

    stock9~3 l

    10 l20~50 l

    5 l

    ligation1~7 l

  • PCR Subcloning

    >>65

    incubation T 3 dTTP

    dATP incubation A

    ligation .

    5 T4 DNA polymerase

    Taq polymerase fill-in

    A 3 .

    5 blunt end

    .

    Taq polymerase TdT

    DNA TA

    CG ligation . 9

    .

    GGATCCCCTAGG

    53

    53

    GATATCCTATAG

    53

    53

    GGATCCCCTAGG

    53

    53

    BamH I

    GATATCCTATAG53

    53

    GGATCACCTAGG

    53

    53

    GGATCAATCCCTAGTTAG

    53

    53

    GATATCCTTTAG53

    53

    dNTP+Taq Polymerase fill-in

    A 3 T 3Ligation

    EcoR V

    dNTP+Taq polymerase

    GCGGCCGCCGCCGGCC

    53

    53

    CAGCTGGTCGAC

    53

    53

    GCGGCCGCCGCCGGCC

    53

    53

    Not I

    GATCTGCTAGAC53

    53

    GCGGCCCCCGCCGGCC

    53

    53

    GCGGCCCCTGCGCCGGGGAC

    53

    53

    GATCTGCTGGAC53

    53

    dCTP+dGTP+Taq polymerase fill-in

    C 3 G 3Ligation

    Pvu II

    dGTP+Taq polymerase

    9

  • PCR 2 DNA

    primer DNA polymerase

    primer DNA .

    PCRDNA, RNA.

    .

    PCRDNA,RNA

    >>66

  • PCRDNA, RNA

    >>67

    (polymerase chain reaction; PCR)

    1986. Cold Spring Harbor

    Symposium on Quantitative

    Biology The Molecular Biology of Homo Sapiens

    Kary Mullis PCR 1).

    , DNA

    cloning DNA target

    .

    1953 Watson Crick DNA

    DNA 20

    DNA cloning,

    , 10 PCR

    . PCR

    Mullis 1993 ,

    .

    DNA

    primer DNA hybridize

    4 deoxy nucleotide triphosphate(dNTP)

    DNA polymerase

    primer 3 nucleotide

    . PCR

    DNA

    primer

    DNA polymerase DNA

    .

    DNA . DNA

    1976 tRNA

    H. G. Khorana MIT

    1971 2).

    ,

    PCR.

    10, Mullis PCR

    . DNA

    DNA polymerase

    DNA polymerase

    .

    ,

    ,

    .

    . PCR

    . PCR

    PCR DNA, RNA

    .

    .

    Alu PCR, inverse PCR, asymmetric PCR,

    multiplex PCR, RT-PCR, PCR ,

    Allele PCR, GC clamp PCR, PCR-SSCP

    DNA

    .

    1. PCR DNA polymerase PCR

    . PCR

    DNA polymerase Thermus aquaticus

    Taq DNA polymerase. 2.5 kb

    code 832

    5 3exonuclease 3 5

    exonuclease . AmpliTaq,

    TaKaRa Taq clone Taq DNA polymerase

    3). DNA

    polymerase 1 . Stoffel

    fragment Taq 2 PCR

    GC rich , 2

    . Vent DNA polymerase Thermococcus

    litoralis ,

    . 3 5exonuclease

    primer 3

    mismacth DNA .

    allele PCR .

    Stoffel fragment, Vent DNA polymerase

    DNA

    DNA sequencing

    . Pfu DNA polymerase Pyrococcus

    furiosus 3 5exonuclease

    DNA

  • PCRDNA, RNA

    >>68

    Taq DNA polymerase 12

    1 . PCR DNA

    . clone

    .

    , clone clone

    . clone

    .

    2. Long PCR(Long and Accurate PCR) DNA polymerase DNA

    5 kb

    1~2 kb DNA .

    DNA polymerase primer

    3 A

    mismatch , PCR

    DNA purine (depurination), 3

    5exonuclease primer 3

    DNA

    .

    PCR 10~20 kb DNA

    cDNA genome DNA intron

    , DNA

    .

    1

    3 5exonuclease

    . Mismatch primer

    PCR primer

    . 3 5exonuclease

    Taq 5 3exonuclease , 3 5

    exonuclease Pfu polymerase

    4,5).

    3. Hot start PCRPCR Tm primer

    dimer start . Hot

    start .

    DNA

    polymerase

    .

    3 . mineral oil

    tube ,

    DNA (, min) exonuclease mismatch DNA

    polymerase (K) () nucleotide/sec 97.5 95.0 92.5 5 33 5 (1 bp/kbp) (kbp)

    Taq 94 75~80 150 10 40 130 + - 5~15 5~6

    Stoffel 61 50 20 90 ? - - 0.3

    Vent ? 80 130 360 ? - + 20 10~13

    Pfu 92 72~78 60 180 120 ? ? + 140 1.5~2

    rTth 150 + - 5~6

    1 DNA polymerase

    1 long PCR

    (A) Taq DNA polymerase PCR, (B) Taq DNA polymerase 3 5exonuclease polymerase long PCR

    primer

    primer

    primer

    DNA

    DNA

    DNA

    3 5exonuclease

  • PCRDNA, RNA

    >>69

    tube

    . wax beads

    .

    . wax

    .

    Taq DNA

    polymerase .

    polymerase

    .

    4. Rapid Amplification of cDNA Ends(RACE)cDNA 5

    3- PCR6). Anchored

    primer7) one-sided PCR8)

    .

    RACE 2 . cDNA 3

    3 35

    nucleotide(18 nucleotide Q0, 18 nucleotide Q2

    Q0 3 Q1 5

    ) T 17 QT primer

    mRNA

    cDNA. cDNAQT primer 5

    Q0 primer

    mRNA 5

    primer-1(GSP1) PCR .

    PCR GSP1 GSP2

    primer Q1 primer nested PCR

    poly(A) 3 cDNA

    ( 2A). 5 cDNA

    mRNA

    primer(GST-RT) cDNA

    3 terminal deoxynucleotidyl

    transferase A . poly(A) GT

    primer annealing GSP1 primer PCR

    . QT primer GSP2

    primer nested PCR cDNA 5

    ( 2B).

    2 RACE 5 DNA

    mRNA 5

    .

    2 RACE cDNA

    ((AA)) cDNA 3 ((BB)) cDNA 5 QT primer 18 nucleotide Q0, 18 nucleotideQT(Q0 3 Q1 5 nucleotide ) 35 nucleotide Q0-Q1 3 17 T oligonucleotide. 35nucleotide Hind III, Pst I, Xho I . GSP1,GSP2 cDNA primer.GSP1, GSP2 cDNA primer. GST-RT primer

    primer

    primer

    terminal nuleotidyl transferase

    primer

  • PCRDNA, RNA

    >>70

    3 RACE 9).

    cDNA cap full

    length mRNA mRNA 5

    RNA anchor

    . mRNA 5 . full length

    mRNA 5 cap

    , cap 5

    5 .

    cap full length

    mRNA 5 . 5

    RNA T4 RNA ligase

    . Anchor mRNA GST-RT

    primer cDNA

    anchor RNA

    NRC1 primerGSP1 primer PCR

    . DNA NCR2 GSP2

    primer nested PCR full length

    mRNA 5 cDNA.

    5. Nested PCRNested PCR, seminested PCR 4.

    PCR

    primer primer

    PCR nested PCR,

    primer

    seminested PCR.

    .

    6. Arbitrarily Primed-PCR(AP-PCR)AP-PCR primer PCR

    5 . cycle (

    annealing 50 ) primer

    template DNA strand mismatch hybrid

    primer .

    annealing PCR

    DNA . PCR

    30 10).

    3 RACE

    NRC1, 2 mRNA 5 RNA primer. GSP1, 2 primer

    T4 RNA ligase

    Cap

    RNA anchor

    1)2) 5cap

    terminal nuleotidyl transferase 4 Nested PCR, Seminested PCR

    genomeDNA

    primer-1 primer-2

    primer-3 primer-4

  • PCRDNA, RNA

    >>71

    PCR 25 cycles

    DNA

    .

    Polyacrylamide gel finger

    print copy

    . signal DNA

    . AP-PCR

    polyacrylamide gel SSCP

    DNA

    DNA 11).

    7. Differential Display RT-PCR(DDRT-PCR),

    mRNA 1992

    PCR . differential

    display RT-PCR(DDRT-PCR)12) RNA arbitrarily

    primed PCR (RAP-PCR)13) .

    DDRT-PCR 6(A) .

    degenerate anchor primer(T)10 MN

    cDNA anchor primer

    decamer(X)10 primer PCR

    cDNA . mRNA poly(A)

    annealing oligo dT anchor primer

    3 degenerate sequence M N

    . M A, G, C , N A, G, T, C

    . 12 primer

    degenerate primer poly(A)

    mRNA cDNA

    . cDNA degenerate

    arbitrarily primer

    genomeDNA

    PCR cycle

    PCR

    6 DDRT-PCR

    ((AA)) DDRT-PCR . Degenerate anchor primer(T10) T 10 3 2 M, N oligonucleotide M A, G, C , NA, G, T, C . 12 primer .arbitrarily decamer primer(X)10 10 nucleotideoligomer . ((BB)) DDRT-PCR

    degenerate anchor primer

    arbitrarily decamer primer

    A

    RNA

    downstream degenerateanchor primer

    upstream arbitrarilyprimer

    PCR, polyacrylamide gel

    , PCR 1) northern blot2) cDNA library 3) subcloning

    RNA

    B

    5 AP-PCR

  • PCRDNA, RNA

    >>72

    primer downstream primer ,