Bone morphogenetic proteins.
BMP2 and BMP4 play crucial inductive roles during development. In this issue of Blood, Shao et al demonstrate that an intricate network of paracrine BMP2/4 signals also regulates angiogenesis-and will very likely interact with endocrine BMP cues during wound repair.
Towler
Dwight A
DA
Washington University in St Louis, MO, USA.