DL-Alanine is an amino acid that is a racemic compound of L- and D-alanine.DL-Alanine is often used as a reducing and capping agent in conjunction with aqueous silver nitrate for nanoparticle generation.DL-Alanine is a sweetening agent, and can be grouped with glycine and sodium saccharin.

The herbs of Cannabis sativa L.

IRBP (1-20), human is the 1-20 fragment of interphotoreceptor retinoid binding protein (IRBP).This peptide is a 1 to 20 amino acid fragment of the interphotoreceptor retinoid binding protein (IRBP). IRBP is a 140-kDa glycolipoprotein residing in the interphotoreceptor matrix between the neural retina and the retinal pigment epithelium.