The proton-activated G protein-coupled receptor GPR4 regulates the development of osteoarthritis via modulating CXCL12/CXCR7 signaling.
Li R, Guan Z, Bi S, Wang F, He L, Niu X, You Y, Liu Y, Ding Y, Siwko S, et al. Cell Death Dis. 2022 Feb 14; 13(2):152. Epub 2022 Feb 14.