UVA-induced oxidative degradation of melanins: fission of indole moiety in eumelanin and conversion to benzothiazole moiety in pheomelanin
Article first published online: 19 JUN 2012
© 2012 John Wiley & Sons A/S
Pigment Cell & Melanoma Research
Volume 25, Issue 4, pages 434–445, July 2012
How to Cite
Wakamatsu, K., Nakanishi, Y., Miyazaki, N., Kolbe, L. and Ito, S. (2012), UVA-induced oxidative degradation of melanins: fission of indole moiety in eumelanin and conversion to benzothiazole moiety in pheomelanin. Pigment Cell & Melanoma Research, 25: 434–445. doi: 10.1111/j.1755-148X.2012.01011.x
- Issue published online: 19 JUN 2012
- Article first published online: 19 JUN 2012
- Accepted manuscript online: 2 MAY 2012 11:02AM EST
- PUBLICATION DATA Received 29 March 2012, revised and accepted for publication 26 April 2012, pulished online 2 May 2012
Figure S1. (Photo)degradation of eumelanin in black hair from 11 individual subjects.
Figure S2. UVA-induced changes in UV-visible absorption spectra of (A) DHICA-melanin (0.2 mg/ml( and (B) Dopa + Cys-melanin (0.2 mg/ml).
Figure S3. UVA-induced changes in fluorescent spectra of (A) DHICA-melanin (0.2 mg/ml) and (B) Dopa+Cys-melanin (0.2 mg/ml).
Figure S4. Size exclusion HPLC analysis of synthetic melanins and DHICA oligomers.
Figure S5. UVB-induced changes in UV-visible absorption spectra of (A) DHICA-melanin (0.2 mg/ml) and (B) Dopa + Cys-melanin (0.2 mg/ml).
Figure S6. UVB-induced degradation of synthetic eumelanin and pheomelanin.
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