Apelin-13 is the endogenous ligand of the APJ receptor, activating this G protein-coupled receptor with an EC 50 value of 0.37 nM.
[1]. Tatemoto, K., Hosoya, M., Habata, Y., et al. Isolation and characterizaton of a novel endogenous peptide ligand for the human APJ receptor. Biochemical and Biophysical Research Communications 251, 471-476 (1998). [2]. Li M,et al. Apelin 13 ameliorates metabolic and cardiovascular disorders in a rat model of type 2 diabetes with a high fat diet. Mol Med Rep. 2018 Dec;18(6):5784-5790.
















