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insulin-like growth factor |
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insulin-like growth factor (IGF), hormones that stimulate protein synthesis and sulfation. IGF I and II play a role in uterine and placental growth and early fetal growth during pregnancy. IGF I is also called somatomedin C. insulin-like growth factor one of the twenty or so substances, additional to the classic bone-regulating hormones, which exert an effect on bone cell metabolism. See also somatomedin C. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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They are released by the pituitary gland and converted in the liver to another anti-aging hormone called Insulin Growth Factor (IGF-1) and dehydroepiandrosterone (DHEA) which is produced by the adrenal glands. Neuroendocrine markers, such as chromogranin A, neuron-specific enolase (NSE), synaptophysin, and insulin growth factor II (IGF II) are specific to pheochromocytomas and paragangliomas, and are not present in hepatocellular tumors. The DHEA group also had higher concentrations of insulin growth factor, a compound that spurs the immune system and normally dwindles with age. |
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