January 2011 in “Bradford Scholars (University of Bradford)” Testosterone stimulates growth in intermediate hair follicles, but this can be blocked by cyproterone acetate.
September 2017 in “Pediatric Dermatology” A 14-year-old boy was diagnosed with a rare hair condition that may lead to hair thinning and has no known effective treatments.
47 citations
,
January 2001 in “Journal of Investigative Dermatology” High testosterone to epitestosterone ratio in hair could predict male-pattern baldness.
37 citations
,
December 2003 in “Reproductive Toxicology” The assay effectively detects hormonal activity of certain chemicals.
September 2024 in “Journal of the American Academy of Dermatology” The new hair treatment significantly reduces hair shedding safely.
February 2025 in “Cureus” New methods reliably assess hair regrowth and scalp health in hair loss patients.
4 citations
,
November 2020 in “BMC Dermatology” Researchers identified genes in scalp hair follicles that may affect hair traits and hair loss.
2 citations
,
February 2017 in “International Journal of Molecular Sciences” Erdr1 could be a new marker for diagnosing hair loss.
72 citations
,
February 2011 in “American Journal of Biological Anthropology” The conclusion is that recognizing hair growth cycles can improve the precision of dietary and health assessments from hair analysis.
10 citations
,
July 2015 in “Journal of Cosmetic Dermatology” Higher DKK-1 levels found in hair loss patients; L-ascorbic acid 2-phosphate, L-threonate, and ginsenoside F2 may help promote hair growth.
46 citations
,
April 2009 in “Journal of Dermatological Case Reports” Researchers established normal hair and scalp characteristics for healthy women using trichoscopy.
20 citations
,
April 2002 in “PubMed” Mini rats have thinner skin, more fat, and different hair cycles than Wistar rats due to lower growth hormone levels.
13 citations
,
August 1985 in “The Journal of Dermatology” HKN-2 antibody targets specific skin and hair cells, showing keratin complexity.
1 citations
,
January 2017 in “Annals of dermatology/Annals of Dermatology” Mineral levels in hair don't significantly affect the severity of atopic dermatitis in children.
6 citations
,
February 1996 in “Clinical Pharmacology & Therapeutics” Scale created to measure hair loss in men and women; MK-386 reduces acne; Niaspan treats dyslipidemia; minoxidil increases heart rate.
5 citations
,
January 1964 in “Naunyn-Schmiedeberg s Archives of Pharmacology” Iodine is absorbed by hair just below the skin surface.
4 citations
,
August 2025 in “Scientific Reports” Hair analysis can effectively detect diabetes and aging markers.
January 2018 in “bioRxiv (Cold Spring Harbor Laboratory)” Researchers found key regions in the mouse hairless gene that control its activity in skin and brain cells, affecting hair follicle function.
August 2006 in “Experimental dermatology” Human scalp hair follicles can produce and respond to several hormones, affecting hair growth and pigmentation.
1 citations
,
July 2023 in “Forensic science international. Genetics” Hair protein analysis might help identify a person's ethnicity, sex, and age in forensics.
41 citations
,
July 2002 in “Clinical and Experimental Dermatology” Effective hair loss assessment requires a mix of precise measurement methods.
October 2024 in “Rapid Communications in Mass Spectrometry” Sika deer shoulder hair is good for analysis.
June 2020 in “The journal of investigative dermatology/Journal of investigative dermatology” Different diets change the fat composition in mouse skin, often reducing beneficial omega-3 fatty acids.
March 2026 in “Zenodo (CERN European Organization for Nuclear Research)” Durdhuradi Taila may help promote hair growth and reduce hair loss.
90 citations
,
October 1983 in “British Journal of Dermatology” The unit area trichogram is a reliable method to assess hair loss and treatment response in people with androgenic alopecia by measuring hair density and thickness.
July 2025 in “Journal of Investigative Dermatology” 9 citations
,
December 1991 in “Annals of the New York Academy of Sciences” Human hair affects millimeter radiowaves due to its keratin content.
25 citations
,
July 1994 in “Journal of dermatological science” Testosterone affects hair follicles differently across body sites, with beard hair follicles showing more activity of a specific enzyme and presence of androgen receptors compared to scalp hair.