Granuliberin R is a new mast cell degranulating peptide comes from amphibian, can be isolated from the skin of frog Rana rugosa. Granuliberin R is a dodecapeptide, can act on rat peritoneal mast cell to liberate granules and release histamine.

Lasiocarpine N-oxide is a natural compound found to be higher in many tea bags, herbal drugs and honey by mass spectrometry.

Z-Gly-Gly-Arg-AMC acetate is a thrombase-specific fluorescent matrix for the detection of thrombin production in PRP and poor platelet plasma (PPP).