Leonurine Ameliorates Oxidative Stress and Insufficient Angiogenesis by Regulating the PI3K/Akt-eNOS Signaling Pathway in H₂O₂-Induced HUVECs

Figure 4

Evaluation for the tube formation in HUVECs. Images for the in vitro formed tubes in HUVECs. Values are presented as (). ^#, ^##, and ^### vs. control group; , , and vs. H₂O₂ group. The bar chart shows quantitative data for HUVEC tube formation with the treatment of different concentrations of LEO.