M-2420 is a fluorogenic substrate containing β-secretase site of the Swedish mutation of amyloid precursor protein (APP).

Vitamin A Propionate is an ester compound of vitamin A. In nutritional studies of foals, different doses have different effects on growth, serum biochemistry and hematological indicators. Too high or too low doses will produce adverse effects and are related to the vitamin A concentration in plasma, liver and kidneys.

The T7 tag (MASMTGGQQMG) is a peptide with 11 amino acids encoded in the leader sequence of T7 bacteriophage gene10. This gene encodes a T7 major capsid protein.