CKS-17 is a synthetic retroviral envelope peptide. CKS-17 has the highly conserved amino acid sequences occurring within the transmembrane envelope protein of many animal and human retroviruses. CKS-17 acts as an immunomodulatory epitope and exhibits suppressive properties for numerous immune functions.

Isorhoifolin and vicenin II are main compounds of ethyl acetate fraction (EAcF) obtained from Erythrina velutina leaves, EAcF increases the cardiac contractile force by increasing the l-type calcium current and activating the adrenergic receptor pathway.

Vanillic acid glucoside is a natural product of Vanilla, Orchidaceae. Vanillic acid glucoside can be used as a reference standard.