Fig. 4

HIF-1α promoted VM formation by regulating LOXL2 expression. a Effects of HIF-1α and LOXL2 on the tube formation abilities of the HCC cell lines. b and c The protein and mRNA levels of VE-cadherin in HepG2 and Bel7402 cells, as analyzed by Western blotting and qRT-PCR. β-actin and GAPDH were used as loading controls. Original magnification: 100×, bar100μm. Error bars represent SD and *P < 0.05