Fig. 4From: LRP1-mediated pH-sensitive polymersomes facilitate combination therapy of glioblastoma in vitro and in vivoThe targeting capability of Au-DOX@PO-ANG in vitro. a Target ability of Au-DOX@PO-ANG to glioblastoma in vitro. b Bar graph of ROI’s mean gray value, each bar represents the mean ± SD of six replicates, **P < 0.01Back to article page