December 2015 in “OPAL (Open@LaTrobe) (La Trobe University)” Estrogen speeds up hair follicle cell death, causing early hair growth cycle changes, but only if a specific receptor is present.
29 citations
,
July 2004 in “The journal of investigative dermatology/Journal of investigative dermatology” The enzymes Aldh1a2 and Aldh1a3 are involved in making retinoic acid in hair follicles and have different roles in hair growth.
March 2010 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Beard hair medulla cells have a unique and varied keratin pattern.
28 citations
,
October 2004 in “Differentiation” A gene deletion causes the "hairless" trait in Iffa Credo rats.
12 citations
,
July 2016 in “Forensic science international” The research found that postmortem root bands in hair are likely caused by the breakdown of a specific part of the hair's inner structure after death.