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. Author manuscript; available in PMC: 2017 Jul 1.
Published in final edited form as: J Photochem Photobiol B. 2016 Apr 3;160:72–78. doi: 10.1016/j.jphotobiol.2016.03.047

Figure 4.

Figure 4

Photomicrograph of the (a) transversal and (b) longitudinal aspect of a primary hair follicle stained with Lillie’s stain. Note the hair follicle (HF) and melanin granules (arrows) seen as round black structures. (c) Melanin concentrations in male and female C57BL/6 mice skin presented in arbitrary units of melanin granule area, averages and standard errors (n=5 per group). Scale bar corresponds to 20 µm.