Hello Melissa, I understand the need to research and budget for a Walt Disney World trip, and using your Disney Dining Plan to help is a wonderful way, to... Skip to content Back to Your Answers Close
Tryptase (EC 3.4.21.59, ) is the most abundant secretory granule-derived serine proteinase contained in mast cells and has been used as a marker for mast cell activation.
Tryptophan is an essential amino acid that is needed for the production of niacin, serotonin, and melatonin. Serotonin is needed to transmit nerve impulses from the brain and is essential in regulating mood. It also works in conjunction with melatonin to regulate sleep rhythms.