文摘
Sema3E, a ligand for PlexinD1, controls angiogenesis and promotes cancer invasion and metastasis. In this issue of Cancer Cell, Luchino and colleagues report that Sema3E also ensures breast cancer cell viability by聽blocking a previously unknown proapoptotic signaling cascade elicited by unliganded PlexinD1, thus behaving as a 鈥渄ependence receptor.鈥?/div>