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. 2021 Aug 20;22(5):1196. doi: 10.3892/etm.2021.10630

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Copyright: © Kim et al.

This is an open access article distributed under the terms of the Creative Commons Attribution-NonCommercial-NoDerivs License, which permits use and distribution in any medium, provided the original work is properly cited, the use is non-commercial and no modifications or adaptations are made.

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Effects of LLLT on skin tissue. (A) Changes in epidermal thickness. (B) Number of mast cells in the tissue. (C) Histopathological analyses of mast cells and tissues (magnification, x40 x100). Normal: Normal control group; Atopy: Only induced atopic dermatitis; Laser2 at 2 J/cm² (n=10); Laser4 at 4 J/cm² (n=10); Laser6 at 6 J/cm² (n=9); and Laser8 at 8 J/cm² (n=10). ^**P<0.01, ^***P<0.001 vs. Atopy; ^###P<0.001 vs. Normal.