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Formation of capillary-like structures was quantified in HMEC-1 after treatment with AHE or control, by Matrigel assay. HMEC-1 reduces, dose-dependently, its ability to assemble into tubular structures in concentrations ranging from 10 to 25 mg/L (A). Representative images of endothelial assembly after 16 h of standard treatments. (B) Results are expressed as % of control group. * p < 0.05 vs. control.
