Fig. 4From: Folic acid modified TPGS as a novel nano-micelle for delivery of nitidine chloride to improve apoptosis induction in Huh7 human hepatocellular carcinomaa Sizes of TPGS-FA/NC, b Size comparison of TPGS, TPGS-FA/NC, and NC (n = 3 independent samples, as a Source Data file.) (mean ± SD of one size distribution)., c Zeta potential of TPGS-FA/NC (pink), and d Zeta potential comparison of TPGS, TPGS-FA/NC, and NC (n = 3 independent samples, as a Source Data file) (mean ± SD, as a Source Data file), e SEM image of TPGS-FA/NC on Field Emission Scanning Electron Microscopy SUPRA 55 (carl ZEISS Corp, Germany)Back to article page