RBP4 inhibitor 1 (compound 43b) is an orally active and potent inhibitor of retinol-binding protein 4 (RBP4), exhibiting IC50 values of 28 nM and 110 nM for human and mouse RBP4, respectively. It effectively reduces blood RBP4 levels in mice, providing a long-lasting effect [1].
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 inter