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.
Caviar is a delicacy consisting of salt-cured roe of the Acipenseridae family. The roe can be fresh or pasteurized, with pasteurization reducing its culinary and economic value. Traditionally, the term caviar refers only to roe from wild sturgeon in the Caspian Sea and Black Sea. Depending on the country, caviar may also be used to describe the roe of other fish such as salmon, steelhead, trout, lumpfish, whitefish, carp, and other species of sturgeon. Caviar is considered a delicacy and is ea