Non-small cell lung cancer (NSCLC) cells activate Notch1 signaling to promote cell proliferation and facilitate their survival. It now emerges that endothelial Delta-like ligand 4 (Dll4) may mediate Notch1 activation and inhibit tumor cell growth.
Keywords: Delta-like ligand 4 (Dll4); Notch signaling; non-small cell lung cancer (NSCLC).