Lu J, Zhang S, Nakano H, Simmons DG, Wang S, Kong S, Wang Q, Shen L, Tu Z, Wang W, et al. A positive feedback loop involving gcm1 and fzd5 directs chorionic branching morphogenesis in the placenta. PLoS Biol. 2013;11(4):e1001536. Google ScholarPubMedLog in or register to post comments