April 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” A girl with excessive hair growth had a genetic change on chromosome 17 that reduced the activity of two genes linked to hair growth.
April 2023 in “Journal of Investigative Dermatology” Staphylococcus epidermidis affects hair growth and metabolism, suggesting it could help manage hair growth issues.
7 citations
,
May 1979 in “Medical & biological engineering & computing” The trichometer accurately measures hair growth and is easy to use.
January 2025 in “Conservation Physiology” Bear hair grows 0.10 to 1.05 mm per day, varying by individual and season.
18 citations
,
January 1994 in “Skin Pharmacology and Physiology” Androgens shorten hair growth phases, causing finer hair and more severe hair loss in men.
12 citations
,
January 2013 in “International Journal of Genomics” The study identified key genes involved in goat hair growth.
11 citations
,
January 2014 in “The Journal of Clinical Endocrinology & Metabolism” Estrogen formation in hair roots affects hair growth and varies by site, gender, and age.
July 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair growth cycles need varied signals in space and time.
3 citations
,
January 2015 in “Evidence-based Complementary and Alternative Medicine” Pumpkin seed oil may help hair growth, but more research needed on frontal hair loss and long-term effects.
The mutation helps mice handle heat better without affecting hair growth.
7 citations
,
March 2012 in “Journal of Investigative Dermatology” Some thymic peptides can increase human hair growth, while others may inhibit it.
January 2018 in “Springer eBooks” Gender affects hair and scalp characteristics, with differences in hormone responses, graying patterns, and trace metals.
January 2000 in “Optics Letters” Laser treatment can inhibit hair growth and different hair colors reach different temperatures when lasered.
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.
27 citations
,
November 2015 in “American Journal of Primatology” Stable isotope analysis of hair helps study primate diets over time non-invasively.
157 citations
,
April 1994 in “Clinical endocrinology” Androgens can cause hair growth in some areas and hair loss on the scalp.
7 citations
,
October 2019 in “Clinical, Cosmetic and Investigational Dermatology” Certain gene variations in the Vitamin D receptor may increase the risk of chronic hair loss.
May 2025 in “Frontiers in Veterinary Science” Cashmere quality differences are due to gene expression variations affecting hair development and adaptation to cold.
1 citations
,
January 2003 in “Benjamins eBooks” Confinement in farrowing crates doesn't increase chronic stress in sows, but hair cortisol measurements may not reliably indicate stress due to hair growth variations.
44 citations
,
November 2018 in “Journal of applied ecology” Hair analysis for stress and reproductive hormones in wildlife needs more research for accuracy across species.
13 citations
,
April 1964 in “PubMed” Phosphatide distribution in mouse skin remains consistent in both normal and cancerous growths.
2 citations
,
December 2025 in “Cosmetics” Proper scalp care can improve hair health and delay ageing signs.
January 2019 in “OpenBU/Boston University Institutional Repository (Boston University)” Women with PCOS often show signs of excess androgens like hirsutism, acne, and alopecia, with variations across ethnic groups.
39 citations
,
January 2008 in “Journal of cosmetic and laser therapy” The document provides guidelines to standardize and improve laser hair removal practices.
106 citations
,
June 2005 in “Journal of Investigative Dermatology” The document concludes that assessing hair follicle damage due to cyclophosphamide in mice involves analyzing structural changes and suggests a scoring system for standardized evaluation.
98 citations
,
February 2007 in “Seminars in Cell & Developmental Biology” Androgens can both stimulate and cause hair loss, and understanding their effects is key to treating hair disorders.
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
,
July 2016 in “British journal of dermatology/British journal of dermatology, Supplement” Different hair fiber development might explain why hair loss severity varies in patients with a specific genetic mutation, and treatments that thicken hair could help.
11 citations
,
February 1982 in “RePub (Erasmus University, Rotterdam)” Studying hair roots can help diagnose hair diseases and guide treatments.
7 citations
,
March 2022 in “Frontiers in Genetics” The research found specific genes that may cause longer hair in Tianzhu White Yak.