123 citations,
September 1987 in “JAMA” IL-2 treatment causes skin eruptions and other reversible side effects, and may play a role in psoriasis.
122 citations,
July 2005 in “The FASEB journal” Hair follicles produce and respond to melatonin, affecting hair growth and sensitivity to estrogen.
117 citations,
March 2017 in “Nature Communications” Macrophages help regrow hair by activating stem cells using AKT/β-catenin and TNF.
116 citations,
August 2010 in “Nature” Scientists turned rat thymus cells into stem cells that can help repair skin and hair.
115 citations,
August 2008 in “The Journal of Clinical Endocrinology & Metabolism” Thyroid hormones help hair grow, reduce hair loss, and increase hair pigment.
111 citations,
June 2002 in “The EMBO Journal” Too much Smad7 can cause serious changes in skin tissues, including problems with hair growth, thymus shrinkage, and eye development issues.
109 citations,
December 2003 in “American Journal of Pathology” Fetal wound healing changes with development, affecting inflammation and collagen, which may influence scarring.
108 citations,
July 2004 in “American Journal of Pathology” Stress increases a factor in mice that leads to hair loss, and blocking this factor may prevent it.
104 citations,
May 2003 in “Endocrinology” Lampreys have a functional vitamin D receptor that may help detoxify harmful substances.
100 citations,
March 2006 in “Journal of biological chemistry/The Journal of biological chemistry” Cystatin M/E strongly inhibits cathepsin V and cathepsin L, important for skin formation.
98 citations,
June 2008 in “Human mutation” A genetic change in the EDAR gene causes the unique hair traits found in East Asians.
96 citations,
October 2000 in “The FASEB Journal” The p75 neurotrophin receptor is important for hair follicle regression by controlling cell death.
91 citations,
April 2011 in “Journal of Ethnopharmacology” Polygonum multiflorum extract helps grow hair by activating certain hair growth signals in mice.
91 citations,
December 2010 in “Stem Cells” Wnt signaling helps control how brain stem cells divide and is important for brain repair after injury.
91 citations,
May 2003 in “American Journal of Pathology” Prolactin affects hair growth cycles and can cause early hair follicle regression.
82 citations,
September 2018 in “Nature Communications” A certain smell receptor in hair follicles can affect hair growth when activated by a synthetic sandalwood scent.
82 citations,
August 2017 in “Cell Reports” An imbalanced gut and lack of biotin can cause hair loss in mice.
81 citations,
February 1997 in “Journal of Investigative Dermatology” Minoxidil boosts hair growth by activating PGHS-1.
81 citations,
January 2006 in “Journal of cellular physiology” Mice without the vitamin D receptor gene lose hair due to disrupted hair follicle cycles.
76 citations,
June 2018 in “EMBO Reports” YAP and TAZ proteins are necessary for the development of two types of skin cancer.
74 citations,
June 2013 in “Journal of Investigative Dermatology” Four genetic risk spots found for hair loss, with WNT signaling involved and a link to curly hair.
73 citations,
June 2001 in “Endocrinology” Prolactin affects when mice shed and grow hair.
72 citations,
June 2001 in “Journal of Investigative Dermatology” S100A4 and S100A6 proteins may activate stem cells for hair follicle regeneration and could be potential targets for hair loss treatments.
72 citations,
October 2009 in “The FASEB journal” TRH stimulates human hair growth and extends the hair growth phase.
71 citations,
September 2006 in “Cell Transplantation” Fetal skin cells from a cell bank heal wounds faster and with less scarring than adult cells.
71 citations,
June 2001 in “American Journal of Pathology” The p53 protein helps control hair follicle shrinking by promoting cell death in mice.
70 citations,
April 2017 in “Lasers in surgery and medicine” Blue light promotes hair growth by interacting with specific receptors in hair follicles.
69 citations,
September 2006 in “Human Reproduction” Women with PCOS have fewer activated T cells in their ovarian follicles, which might affect fertility.
69 citations,
August 1999 in “Developmental biology” The nude gene causes skin cell overgrowth and improper development, leading to hair and urinary issues.
65 citations,
August 2007 in “Experimental Dermatology” Human hair follicles can make and process prostaglandins, which may affect hair growth.