Ribocil is a synthetic mimic of riboflavin 5’-monophosphate (FMN) that competes with the natural ligand to inhibit FMN riboswitch-mediated expression of ribB.

Loganetin, a non-toxic natural product, shows antibacterial activity against multidrug-resistant Gram-negative infections.

Cecropin A, a linear 37-residue antimicrobial polypeptide produced by the cecropia moth, has exhibited cytotoxicity in various human cancer cell lines and inhibitory effects on tumor growth.