N-Nonyldeoxynojirimycin (NN-DNJ) is an inhibitor of acid α-glucosidase and α-1,6-glucosidase (IC50s = 0.42 and 8.4 μM, respectively).

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.

纤维二糖是一种二糖，一种还原糖，由两个通过 β(1→4) 键连接的 β-葡萄糖分子组成。它可以通过酶或酸水解成葡萄糖。