gastric secretion. Â© A Dictionary of Food and Nutrition 2005, originally published by Oxford University Press 2005. gastric secretion Gastric juice contains the enzymes chymosin (in infants) and lipase, the inactive precursor of pepsin (pepsinogen), intrinsic factor, mucin, and hydrochloric acid.
Bisphenol A (BPA) Overview & Updates. BPA (Bisphenol A) is a chemical used in certain food contact materials and first approved by FDA in the early 1960s. In recent years, concerns have been raised about BPA's safety. In August 2008, FDA released a draft report finding that BPA remains safe in food contact materials.
Bisphenol A (BPA) is an organic synthetic compound with the chemical formula (CH 3) 2 C(C 6 H 4 OH) 2 belonging to the group of diphenylmethane derivatives and bisphenols, with two hydroxyphenyl groups.It is a colorless solid that is soluble in organic solvents, but poorly soluble in water.isphenol A is an endocrine disruptor that can mimic estrogen and has been shown to cause negative health effects in animal studies. To be specific, bisphenol A closely mimics the structure and function of the hormone estradiol with the ability to bind to and activate the same estrogen receptor as the natural hormone.