Figure 3. Overexpressed hypoxia inducible factor-1α (HIF-1α) hemangioma cells (A) and knockdown hemangioma cells (B) were treated or not with 50 μM propranolol (Pro) for 48 h. Cell proliferation was measured by CCK-8 kit assay. Data are reported as means±SD of one representative experiment of at least three experiments with quintuplicates or sextuplicates. *P<0.05 (ANOVA).
