ACTH is a segment of a much larger glycoprotein prohormone molecule called proopiomelanocortin (POMC). POMC is synthesized by the corticotrophs of the anterior pituitary, which constitute about 10 percent of the gland.
Caviar harvested from an older fish is the more rare, and more sought after, white caviar. The Beluga sturgeon are primarily found in the Caspian Sea, which is surrounded by Iran, Azerbaijan, Russia, Kazakhstan and Turkmenistan. The other primary source of Beluga sturgeon is the Black Sea near Russia and Romania.
The origin of guinea in guinea pig is a little bit harder to explain. One of the hypotheses is that because the guinea pigs were brought in Europe trough Guinea, it is there from where they were labeled as such.avia is derived from Portuguese cavia (Ã§avia now) savia from The tupi word, sauja saujÃ¡. Meaning rat the origin of guinea in guinea pig is a little bit harder. to explain