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(G) Capillary-like tube formation was assessed by matrigel angiogenesis assay in HUVECs. HUVECs were transduced with adenoviruses harboring GLI1 (Ad-GLI1) and Ad-LacZ (served as a control), respectively. After transduction, HUVECs were cultured either in NG or HG medium for 72 h, MAN was used as the osmotic control for HG. Scale bars: 300 μm.
