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Out line Hormone action (1 sec.) Hypothalamuses- pituitary hormones (1 sec.) Thyroid hormones (1 sec.) Pancreatic hormones (1 sec.) Steroid hormones (1 sec.) Metabolism of calcium and phospho (1 sec.)

Out line Hormone action (1 sec.) Hypothalamuses- pituitary hormones (1 sec.) Thyroid hormones (1 sec.) Pancreatic hormones (1 sec.) Steroid hormones (1

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Page 1: Out line Hormone action (1 sec.) Hypothalamuses- pituitary hormones (1 sec.) Thyroid hormones (1 sec.) Pancreatic hormones (1 sec.) Steroid hormones (1

Out line

Hormone action (1 sec.)Hypothalamuses- pituitary hormones (1

sec.)Thyroid hormones (1 sec.) Pancreatic hormones (1 sec.) Steroid hormones (1 sec.) Metabolism of calcium and phospho (1 sec.)

Page 2: Out line Hormone action (1 sec.) Hypothalamuses- pituitary hormones (1 sec.) Thyroid hormones (1 sec.) Pancreatic hormones (1 sec.) Steroid hormones (1

اهداف

: انسان بدن در هورمونها بیوشیمیایی های واکنش و نقش کلی هدف: جزئی آهداف1 -هورمونها انواع شناخت و بندی دسته2 - از- ) مشتق استروئیدی،پپتیدی هورمونها عمل مکانیسم شناخت

) آمینه های اسید3 ( اسید- از مشتق و استروئیدی،پپتیدی هورمونها ساختمان شناخت

) آمینه های4 (( مشتق- و استروئیدی،پپتیدی هورمونهای ترشح بیوسنتزو شناخت

) آمینه های اسید از5 -گانه سه مواد متابولسم روی بر هورمونها بیوشیمیایی اثر شناخت

بدن6 -هورمونها دفع و کاتابولیسم چگونگی7 -مولکولی و سلولی نظر از ها هورمون ناهنجاریهای

Page 3: Out line Hormone action (1 sec.) Hypothalamuses- pituitary hormones (1 sec.) Thyroid hormones (1 sec.) Pancreatic hormones (1 sec.) Steroid hormones (1

Hormone action (signal transduction)

Introduction (definition)-ReceptormethodBiosynthesis(Inactive,semiactive,active)Plasma transferSpecifics carrierGeneral carrier proteinsRegulation of secretion(feedback inhibition,positive regulation-Classification of hormones

-

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Model of steroid hormone action

Page 5: Out line Hormone action (1 sec.) Hypothalamuses- pituitary hormones (1 sec.) Thyroid hormones (1 sec.) Pancreatic hormones (1 sec.) Steroid hormones (1

Multiple Membrane Spanning R

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Mechanism of transduction by cell surface Receptor

Introduction-cell surface receptors1)Channel linked receptor2)Tyrosine specific kinase(Insulin, ANF)3)G-Protein linked Receptor

Page 7: Out line Hormone action (1 sec.) Hypothalamuses- pituitary hormones (1 sec.) Thyroid hormones (1 sec.) Pancreatic hormones (1 sec.) Steroid hormones (1

Mechanism

Page 8: Out line Hormone action (1 sec.) Hypothalamuses- pituitary hormones (1 sec.) Thyroid hormones (1 sec.) Pancreatic hormones (1 sec.) Steroid hormones (1

Cyclic AMP activated a cAMP dependent protein kinase

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Activation of A-Kinase

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Increase the Ca+2 activate the enzyme

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<Endocrine diseases

SecretionSubstanceCarrierReceptoresHereditary nephrogenic diabeetes InsipidusPeudohypoparathyridiemAsthmaAcanthosis nigricansGraves diseseInactivation of hormones

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امینه اسید از مشتق هورمونهای

هیپوفیز غده از مشتق های هورمون امینها کاتکل هورمونهای تیروئید هورمونهای گلوکاگن و انسولین هورمونهای

Page 13: Out line Hormone action (1 sec.) Hypothalamuses- pituitary hormones (1 sec.) Thyroid hormones (1 sec.) Pancreatic hormones (1 sec.) Steroid hormones (1

Peptide hormones

Hypothalamic-pituitary hormones1. Hypothalamus2. Pituitary (posterior-anterior)- Posterior- ADH- OX- Anterior1. GH2. Prolactin3. POMC4. Disorder

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Hypothalamic Releasing and inhibiting Hormones

IntroductionCNS (Ext.Int. )Elec. Or Chem. Signal)RH,RIH caused signal transduction on the

pituitary (feedback inhibition) (ng, µg)

Half time(3-10 min,>20 min. stable (

RH, RF?

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Overview of anterior pituitary H. with hypo. RH

Page 16: Out line Hormone action (1 sec.) Hypothalamuses- pituitary hormones (1 sec.) Thyroid hormones (1 sec.) Pancreatic hormones (1 sec.) Steroid hormones (1
Page 17: Out line Hormone action (1 sec.) Hypothalamuses- pituitary hormones (1 sec.) Thyroid hormones (1 sec.) Pancreatic hormones (1 sec.) Steroid hormones (1

Vasopressin (ADH)

Arginine 8 is essential for antidiuretic activity

Posterior Pituitary Hormone, nonapeptide

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Oxytocin

Posterior Pituitary Hormone, nonapeptide

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Activity of vasopersin:Protein Kinase A

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Anterior pituitary hormones

Master Gland ( I )GH ( SomatoTropin ) , TSH ( Tyrotropic , H )LH (Luleinising H, ) FSH ( Follitropin H, )ACTH ( Cortricotropin, H ) Pro ( MSH, B:

Lipotropin B: endrophln, Met- enkephalin

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structure

1( پروتئيني- GH,PRL. POMCهورمونهاي2- كليكوپروتئيني(TSH,LH,FSH,hCG)

POMC3-

GH ( 21500, 191 ( a.a ) Pro ( 23000, 199 ( a.a ), Receptor interaction ( His 23, 30 ) TSH ( 28300, Dimer, 211 ( a.a ) ( LH, FSH, HCG ) Detection

( d ) FSH ( 34000, 210 ( a.a ) LH ( 28500, 204 ( a.a ) ACTH ( 45000, 39 ( a.a )

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Prolactin

- Prolactin, ) GH, CS family (, Somato Lactin ? 24%

Function:-differentiation of Brest gland-signal to Milk Protein Production and -second Growth H in Liver-Adaptation of stress ) via ß-endropin, CRH (.-secreted in femal and male?Prolactin Receptor ) Leyding cell (-Facility LH function-Testosterone Regulation

Page 23: Out line Hormone action (1 sec.) Hypothalamuses- pituitary hormones (1 sec.) Thyroid hormones (1 sec.) Pancreatic hormones (1 sec.) Steroid hormones (1

Growth Hormone

GH

I gr of somatotropic Produced 26 mg GH/24h

Somatomedines