Study published in the Aug. 4 online edition of the American Journal of Human Genetics, of a Swiss family with skin-specific version of gene sheds light on rare condition. Fingerprints are fully formed by 24 weeks after fertilization and do not undergo any modification throughout life. Skin-specific version of the gene SMARCAD1 is implicated in the regulation of fingerprint development and also sweat gland development.
Source: Cell Press, news release, Aug. 4, 2011
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