Histological and Immunohistochemical Evaluation of the Efficacy of a New Cosmetic Formulation in the Treatment of Skin Photoaging

Figure 1

Clinical images before (a) and after treatment (b) showing more brightness and less rhytides after treatment. Hematoxylin-eosin image before (c) and after treatment (d), showing the improvement on epidermal thickness (40x magnification). Epidermal thickness increases by 26.3% after treatment compared to baseline () (e).

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