Prostaglandin E2 inhibits BMP signaling and delays chondrocyte maturation.
Clark CA, Li TF, Kim KO, Drissi H, Zuscik MJ, Zhang X, O'Keefe RJ. Prostaglandin E2 inhibits BMP signaling and delays chondrocyte maturation. J Orthop Res. 2009 Jun; 27(6):785-92.