tropic hormone

(redirected from Trophic hormone)

tropic hormone

A hormone secreted by one gland (e.g. the pituitary gland) that stimulates another gland to secrete its hormone or hormones.
See also: hormone
References in periodicals archive ?
Apoptosis process in the target tissue start with the removal of trophic hormone (Wyllie et al.
FSH is a trophic hormone that is involved in steroidogenesis, energy and metabolism, angiogenesis, protein synthesis, cell division, growth and differentiation --all key mechanisms in carcinogenesis.
If the cause is pituitary-dependent this means the pituitary gland is producing too much adrenocortical trophic hormone (ACTH).
1 illustrates how simultaneous target hormone and trophic hormone measurements can be used to classify endocrine disorders.
An example of paired hormone measurements is serum thyrotropin from the pituitary as the trophic hormone with thyroxine and triiodothyronine from the thyroid gland as target hormones.
Second, StAR protein expression is critically dependent on trophic hormone stimulation, making it susceptible to xenobiotics that disrupt components of the trophic hormone signaling pathway.
The work of the pituitary gland is to suss out when the other glands are working at the correct level, and bring them back into line through its own super or trophic hormones.
Although levels of pituitary trophic hormones are generally low in this condition, the thyrotrophin (TSH) was normal in seven cases in the present series.
Because of advances in producing various analogues (similar in chemical structure) of the trophic hormones, long-acting preparations of growth hormone and IGF-I have recentHy become available for investigational use.
The work of the pituitary gland is to suss out when the other glands are under or overworking and bring them back into line through its own super or trophic hormones.