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Clinical Trial
. 2009 Apr;22(2):238-41.
doi: 10.1111/j.1755-148X.2009.00550.x. Epub 2009 Feb 17.

Long-lasting pigmentation of human skin, a new look at an overlooked response to UV

Sergio G Coelho, Yanchun Zhou, Harry F Bushar, Sharon A Miller, Barbara Z Zmudzka, Vincent J Hearing, Janusz Z Beer
Clinical Trial

Long-lasting pigmentation of human skin, a new look at an overlooked response to UV

Sergio G Coelho et al. Pigment Cell Melanoma Res. 2009 Apr.
No abstract available

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Figures

Figure 1
Figure 1
LLP ≥9 months after ultraviolet (UV) exposure in six phototypes (1 - Burns easily, never tans; 2 - Burns easily, tans slightly; 3 - Burns slightly, tans light brown; 4 -Burns slightly, tans moderate brown; 5 - Burns rarely, tans dark brown; 6 Never burns, tans black). The black squares show the areas with LLP, enlarged on the right side with doses in multiples of MED included. The subject numbers are given in parentheses.
Figure 2
Figure 2
Pigmentation after 1–4 MED of UV.
Figure 3
Figure 3
Increasing MED, MMD, and frequency of LLP induction. (A) MED ranges, (B) MMD ranges - as defined in Appendix S1. Total number of subjects, 64; data for 62, 64, 60, 43, and 28 subjects at 1, 1.4, 2, 2.8, and 4 MED, respectively.
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