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. 2019 Jun 26;68(4):541–548. doi: 10.1538/expanim.19-0017

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©2019 Japanese Association for Laboratory Animal Science

This is an open-access article distributed under the terms of the Creative Commons Attribution Non-Commercial No Derivatives (by-nc-nd) License. (CC-BY-NC-ND 4.0: https://creativecommons.org/licenses/by-nc-nd/4.0/)

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Fig. 7. — Determination of melanin pigmentation index in histology of various groups. The bar chart shows the results for the pigmentation index in the different groups presented as the mean ± SEM; n=6. *Statistically significant difference in comparison with vehicle control group (P<0.05). #Statistically significant difference in comparison with ultraviolet B (UVB)-exposure group (P<0.05).