40 citations,
June 2009 in “Journal of Cutaneous Pathology” AGA patients have fewer hairs and smaller follicles; T:V ratio above 4:1 may indicate AGA.
35 citations,
March 2015 in “Experimental Dermatology” Cells from the base of hair follicles help blood vessel cells survive and grow, which is important for healthy hair.
33 citations,
April 2005 in “British Journal of Dermatology” Aging alone barely affects the number of hair follicles, meaning hair loss is minimal without other conditions like androgenetic alopecia.
28 citations,
July 2008 in “Developmental Biology” Smad4 is important for healthy hair follicles because it helps produce a protein needed for hair to stick together and grow.
26 citations,
May 2019 in “PLOS ONE” Hair loss patients have different microbes in hair follicles, possibly affecting hair loss.
25 citations,
March 2017 in “Experimental Dermatology” The document concludes that understanding hair follicles requires more research using computational methods and an integrative approach, considering the current limitations in hair treatment products.
25 citations,
November 2014 in “British Journal of Dermatology” Certain transporters are found in human hair follicles and may affect hair growth and loss.
24 citations,
February 2006 in “Chinese Medical Journal” Cultured dermal papilla cells can regenerate hair follicles and sustain hair growth.
24 citations,
November 1978 in “Biochemistry” α-type filaments in guinea pig hair follicles have unique structural features.
19 citations,
December 2016 in “PLOS ONE” Early-stage skin cells help regenerate hair follicles, with proteins SDF1, MMP3, biglycan, and LTBP1 playing key roles.