April 2018 in “Journal of Investigative Dermatology” Light can activate hair growth through a pathway from the eyes to hair follicles.
May 2015 in “Journal of The American Academy of Dermatology” A woman with Parry-Romberg syndrome developed new curly hair on one side of her scalp, a condition not previously linked to the syndrome.
April 2018 in “Journal of Investigative Dermatology” Arrector pili muscle regulates hair follicle stem cells, DNA methylation needed for hair cycling, and Wnt/B-catenin signaling starts hair growth.
61 citations,
June 2018 in “Proceedings of the National Academy of Sciences of the United States of America” Light can turn on hair growth cells through a nerve path starting in the eyes.
46 citations,
July 2007 in “Journal of comparative neurology” Manatee whiskers are specially adapted for touch in water.