Correlation of VEGF and angiopoietin expression with disruption of blood-brain barrier and angiogenesis after focal cerebral ischemia. - Zhang,Z.G.; Zhang,L.; Tsang,W.; Soltanian-Zadeh,H.; Morris,D.; Zhang,R.; Goussev,A.; Powers,C.; Yeich,T.; Chopp,M. (J Cereb Blood Flow Metab, 2002)