08 December 2015
Vol 8, Issue 406

About The Cover

Cover image expansion

Online Cover This week features a Research Article that describes how aggressive gliomas release pleiotrophin, which causes endothelial cells to form abnormal blood vessels. The image shows increased deposition of VEGF, a proangiogenic factor (red), surrounding the blood vessels (green) in a pleiotrophin-producing glioma. [Image: Lei Zhang/Uppsala University]