Head activator neuropeptide is a mitogen for mammalian cell lines of neuronal or neuroendocrine origin. Head activator neuropeptide signals by binding GPR37 and stimulates cells to enter mitosis.

Bintrafusp alfa (M7824) is a bifunctional fusion protein consisting of the extracellular structural domain of TGF-βRII (a TGF-β “trap”) fused to a monoclonal antibody against human immunoglobulin G1 fused to programmed death ligand 1 (PD-L1).

Acacetin-7-O-(3-O-malonyl)-β-D-glucopyranoside (compound 13) is a compound that can be isolated from the moss Dicranum foetidum.