Fig. 7From: Regulation of intracellular transition metal ion level with a pH-sensitive inorganic nanocluster to improve therapeutic angiogenesis by enriching conditioned medium retrieved from human adipose derived stem cellsImproved angiogenesis induced by ps-TNC-CM in a mouse hindlimb model 28 days after the treatment. a, b Analysis of representative vascular genes (CD31 and SM α-actin) expression by qRT-PCR near ischemic lesions (n = 3, *p < 0.05 compared to other groups). c Immunostaining of CD31 (green) and d SM α-actin (green) in ischemic lesions. Blue indicates the nuclei (DAPI)Back to article page