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In vitro cytotoxicity of PBCA (a) and PCL NPs (b) in colon cells. Growth of MC-38, CCD-18, HCT-15, HT-29, and T-84 cell lines was evaluated after 72 h of exposure to a wide range of NP concentrations (0.1–20 μM). Data represents the mean value ± SD of quadruplicate cultures
