Galanin (1-16), mouse, porcine, rat is an agonist of the hippocampal galanin receptor, with a Kd of 3 nM. Galanin (1-16), mouse, porcine, rat shows high biological activity on locus coeruleus neurons.

Norvaline is a non-proteinogenic branched-chain amino acid. It has previously been reported to be a natural component of an antifungal peptide of Bacillus subtilis. Norvaline and other modified branched chain amino acids have received attention in recent studies as they appear to be incorporated in some recombinant proteins found in E. coli.

3'-Hydroxytectoridin is a flavonoid that can be isolated from Belamcandae Rhizoma.