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Color by Numbers: When Population Skin Pigmentation Is not Political but a Polytypical Evaluation Exercise to Measure Vitamin D, Diseases, and Skin Pigmentation 

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Presentation on theme: "Color by Numbers: When Population Skin Pigmentation Is not Political but a Polytypical Evaluation Exercise to Measure Vitamin D, Diseases, and Skin Pigmentation "— Presentation transcript:

1 Color by Numbers: When Population Skin Pigmentation Is not Political but a Polytypical Evaluation Exercise to Measure Vitamin D, Diseases, and Skin Pigmentation  Angela Chalé, PhD, RD, Christina Chalé, MA, PG Dip  Journal of the Academy of Nutrition and Dietetics  Volume 116, Issue 8, Pages (August 2016) DOI: /j.jand Copyright © 2016 Academy of Nutrition and Dietetics Terms and Conditions

2 Figure 1 Folate–melanin (eumelanin and pheomelanin) pathway. 6BH4=6R-L-erythro 5,6,7,8-tetrahydrobiopterin. 4a-OH-BH4=4a-hydroxy-tetrahydrobiopterin. GTP=guanosine triphosphate. Pi=inorganic phosphate. THF=tetrahydrofolate. Journal of the Academy of Nutrition and Dietetics  , DOI: ( /j.jand ) Copyright © 2016 Academy of Nutrition and Dietetics Terms and Conditions

3 Figure 2 The calibration and categorization of skin pigmentation.
Journal of the Academy of Nutrition and Dietetics  , DOI: ( /j.jand ) Copyright © 2016 Academy of Nutrition and Dietetics Terms and Conditions

4 Figure 3 Spectrophotometric skin measurement. (Image used with permission of Konica Minolta Sensing Americas, Inc.) Journal of the Academy of Nutrition and Dietetics  , DOI: ( /j.jand ) Copyright © 2016 Academy of Nutrition and Dietetics Terms and Conditions

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