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 one of the oldest deliacies. Before raw oysters, before Champagne, before even truffles were deemed a delicacy, caviar was coveted by kings and the aristocracy. Ancient Greeks, Romans and Russian tsars were all known to splurge on caviar. Caviar is not as expensive as you think. OK, itâs definitely not cheap.