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Ex vivo cytotoxicity studies performed by MTT assay.
Notes: (A) L929 cell line. (B) HaCaT cell line. Each value represents the mean ± SD (n=3). *p<0.05 vs plain niosome corresponding to the same concentration, **p<0.05 vs Act corresponding to the same concentration.
Abbreviations: Act, Acitretin; HaCaT, human epidermal keratinocytic cells; L929, mouse dermal fibroblast cells.
