9 citations
,
August 2001 in “PubMed” Hair loss can often be reversed with the right treatment.
90 citations
,
June 2006 in “The American Journal of Dermatopathology” The document concludes that accurate diagnosis of different types of hair loss requires careful examination of hair and scalp tissue, considering both clinical and microscopic features.
73 citations
,
May 2009 in “Proceedings of the National Academy of Sciences” Disrupting the Sox21 gene in mice causes hair loss and regrowth cycles.
April 2025 in “Journal of Skin and Stem Cell” PDRN from trout sperm helps skin and hair regeneration but is costly and complex to produce.
205 citations
,
March 2012 in “Science Translational Medicine” PGD2 stops hair growth and is higher in bald men with AGA.