122 citations,
July 2005 in “The FASEB journal” Hair follicles produce and respond to melatonin, affecting hair growth and sensitivity to estrogen.
98 citations,
July 2014 in “Trends in Molecular Medicine” Hair follicles are hormone-sensitive and involved in growth and other functions, with potential for new treatments, but more research is needed.
81 citations,
July 2011 in “Lasers in Medical Science” The Lexington LaserComb helped regrow hair in mice with a condition similar to human hair loss.
66 citations,
January 2000 in “Hormone Research in Paediatrics” Androgens can both promote and prevent hair growth due to differences in gene expression in hair follicles.
20 citations,
May 2020 in “Experimental Dermatology” Aging scalp skin contributes to hair aging and loss, and more research is needed to develop better hair loss treatments.
12 citations,
November 2003 in “Journal of the American Academy of Dermatology” Topical diphencyprone helped regrow hair in mice and rats with a condition similar to human hair loss.
64 citations,
January 2010 in “The FASEB Journal” Prolactin affects the production of different keratins in human hair, which could lead to new treatments for skin and hair disorders.
7 citations,
October 2018 in “Journal of Craniofacial Surgery” About 21.3% of young, healthy Chinese men experience hair loss. Hairlines are mostly linear or have a central protrusion. Hair is densest on the top and back of the head, and hair follicles usually have 1 or 2 hairs. This information can help in designing hair restoration procedures.
45 citations,
June 2003 in “Journal of Investigative Dermatology Symposium Proceedings” Understanding hair follicles through various models can help develop new treatments for hair disorders.
29 citations,
January 2013 in “The journal of investigative dermatology/Journal of investigative dermatology” P-cadherin is crucial for hair follicle pigmentation but not skin pigmentation.
28 citations,
March 2019 in “Journal of Dermatological Science” The document concludes that while lab results for hair growth promotion are promising, human trials are needed and better testing methods should be developed.
10 citations,
February 2013 in “British Journal of Dermatology” Thyrotropin-releasing hormone may help control skin and hair growth and could aid in treating related disorders.
April 2023 in “Journal of Investigative Dermatology” A protein called MPZL3 in mitochondria slows down hair growth and could be a target for treating hair growth disorders.
14 citations,
November 2007 in “Journal of Dermatological Science” Vitamin C derivative may promote hair growth by activating specific genes.
13 citations,
September 2021 in “Current Issues in Molecular Biology” Dexpanthenol helps human hair follicle cells grow by preventing aging and death, and by supporting growth signals.
51 citations,
January 2007 in “The journal of investigative dermatology/Journal of investigative dermatology” Scientists discovered a unique hair protein, KAP24.1, with a special structure, found only in the upper part of hair cuticles.
26 citations,
March 1986 in “Clinical and Experimental Dermatology” Scalp hair grows at 0.37 mm/day, forearm hair at 0.18 mm/day, and thigh hair at 0.30 mm/day, with no significant differences found in people with certain hair conditions.
13 citations,
March 2021 in “British Journal of Pharmacology” KY19382 helps regrow hair and create new hair follicles.
12 citations,
May 2023 in “EMBO reports” High mTORC1 activity slows hair growth and causes it to lose color.
6 citations,
June 2017 in “Actas dermo-sifiliográficas/Actas dermo-sifiliográficas” Transplanting hair follicles into chronic ulcers helps them heal better.
July 2009 in “Medical & surgical dermatology” Low-dose acitretin helps nail psoriasis, stem cells may treat scarring alopecia, Chinese men have lower baldness rates, lateral foldplasty is good for ingrown toenails, hair diameter helps diagnose female baldness, childhood trauma linked to alopecia areata, certain hair-weaving leads to scalp conditions in African American women, and new methods for hair research and understanding hair and sweat gland development were introduced.
January 2017 in “Springer eBooks” Scientists made working hair follicles using stem cells, helping future hair loss treatments.
February 2009 in “Springer eBooks” Pregnancy can cause more body and scalp hair growth and make nails brittle, but these changes often revert after giving birth.
24 citations,
March 2001 in “Journal of Endocrinology/Journal of endocrinology” Red deer only have androgen receptors in neck hair cells for mane growth during breeding season.
12 citations,
January 2021 in “Journal of Investigative Dermatology” Hair follicle studies suggest that maintaining telomere length could help treat hair loss and graying, but it's uncertain if mouse results apply to humans.
174 citations,
April 2005 in “The American journal of pathology (Print)” Capsaicin, found in chili peppers, can slow down hair growth by affecting skin cells and hair follicles.
46 citations,
January 2020 in “Theranostics” Injecting a special gel with human protein particles can help hair grow.
April 2008 in “Medical & surgical dermatology” Certain hairstyles can cause scalp diseases, smoking is linked to hair loss, 5% minoxidil foam is effective for hair loss treatment, and various factors influence wound healing and hair growth.
24 citations,
April 2013 in “PLOS ONE” TNFα, IFNγ, and Substance P significantly affect prolactin levels in human skin, suggesting new treatments for skin and hair conditions.
38 citations,
October 1988 in “Clinics in Dermatology” Hormones, nutrition, and seasonal changes regulate hair growth cycles, with androgens extending growth phases and factors like aging and malnutrition affecting hair loss and thinning.