Potential Wound Healing of PLGA Nanoparticles Containing a Novel L-Carnitine–GHK Peptide Conjugate

Figure 3

MTT assay for effects of GHK, conjugate, conjugate-loaded NPs, L-carnitine, and PLGA on 3T3 cell viability at molar concentration equal to conjugate compared to control (Mean ± SD, n = 3). Error bars indicate the standard error of the mean.