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List of Hormones

Endocrine hormones may be either proteins or steroids. Some of the main hormones, their common abbreviation, and the endocrine glands that produce them are listed in the following table together with the main function for these hormones.


Endocrine gland
Hormone
Abbr.
Main function(s)
Pineal
Melatonin
 
Biological clock
Hypothalamus
Antidiuretic hormone
ADH
Acts on the kidney to preserve fluid and electrolyte balance
 
Proopiomelanocortin
POMC
Precursor hormone for ACTH and MSH
Pituitary
Luteinizing hormone
LH
In females this LH acts on the ovary to stimulate the production of estrogens and induce ovulation. In males this LH acts on the testis to stimulate the production of testosterone.
 
Follicle Stimulating hormone
FSH
In females FSH stimulates the maturation of ovarian follicles. In males FSH acts on Sertoli cells and participates in the regulation of sperm production.
 
Adrenocorticotrophic hormone
ACTH
ACTH acts on the adrenal gland to stimulate the production of cortisol.
 
Growth Hormone
GH
GH acts of various tissues to stimulate the growth.
 
Prolactin
Prl
Milk let down during lactation
 
Melanocyte stimulating hormone
MSH
Stimulates skin tone
 
Thyroid stimulating hormone
TSH
TSH acts on the thyroid gland to signal the production of thyroxin
Pancreas
Insulin
 
Regulates blood sugar levels.
Thyroid
Triiodothyronine and thyroxine
T3 and T4
Development of the brain and reproductive tract, and regulation of metabolism
Adrenal
Cortisol
 
Immune suppression and stress response
 
Dehydroepiand-
rostendione
DHEA
 
Ovary
Estrogens (estradiol, estrone, estriol)
E2, E1, E3
Growth promotion, maintain elasticity of connective tissues, preserve bone mass and, vascular compliance,
   
Progesterone
P4
Maintain endometrium in preparation for pregnancy
  
Testosterone
T
Precursor for estrogen and acts on libido.
  
Inhibin
 
Feedback regulation on pituitary FSH secretion
Testis
Testosterone
T
Growth of male secondary sexual characteristics, sperm production and libido
 
Dihydrotestosterone
DHT
Some male secondary sexual characteristics.
 
Inhibin
 
Feedback regulation on pituitary FSH secretion
Placenta
Progesterone
P4
Maintenance of pregnancy
  
Estriol
E3
  


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