27 citations,
June 2005 in “The journal of investigative dermatology/Journal of investigative dermatology” The study found that variations in hair protein genes are likely due to evolutionary deletions or duplications.
3 citations,
February 2011 in “Journal of Biomedical Research/Journal of biomedical research” A new mutation in the KRT86 gene was found to cause the hair disorder monilethrix in a Han family.
14 citations,
July 2001 in “American Journal of Human Genetics” Haplogroup X found in Altaian population supports Amerindian origin.
May 1995 in “Journal of Investigative Dermatology” Researchers developed a new way to measure gene activity in single hair follicles and found that a specific gene's activity changes with different amounts and times of treatment.
6 citations,
March 2003 in “PubMed” Small amounts of DNA can be found in the hair shaft, especially near the root, but it decreases with hair treatments and washing.