January 1991 in “Acta Dermato Venereologica” A new method effectively visualizes keratin in hair without harsh chemicals.
October 2025 in “International Journal of Cosmetic Science” Hair properties vary by ethnicity and environment, affecting surface charge and particle deposition.
September 2025 in “Radboud University Press eBooks” AHR ligands could treat inflammatory skin diseases.
6 citations
,
March 2022 in “IET Image Processing” Targeting the narrowest part of the anterior chamber angle may help prevent pupil block in glaucoma.
Hair fibers degrade and change color in very basic water.
1 citations
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May 2011 in “DOAJ (DOAJ: Directory of Open Access Journals)” The study found genetic diversity in coat color dilution among Czech pointers in Slovakia.
Surgical repigmentation can permanently restore color to white hair in vitiligo patients.
SLC24A5 shows a clear selective sweep, but no link to UV radiation intensity.
Hair can show daily calcium changes, linked to body calcium levels and influenced by hormones, and can help assess calcium metabolism issues.
January 2007 in “Journal of the American Academy of Dermatology” A 73-year-old man's grey-white hair turned dark brown after eczema treatment.
2 citations
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May 2022 in “Clinical, Cosmetic and Investigational Dermatology” Trichoscopy and pathological examination both have unique benefits and cannot completely replace each other in evaluating hair.
October 2006 in “Eclética Química” Three methods accurately measure finasteride in tablets using dyes and bromate-bromide.
8 citations
,
March 2023 in “Journal of Clinical Epidemiology” The updated GRADE guidance advises considering context when interpreting variability in research results and introduces tools for assessing subgroup effects.
2 citations
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March 1942 in “JAMA”
June 2024 in “Journal of cosmetic dermatology” The document corrects errors in a table about hair loss in women.
Normal cells stain well with fluorescent globulin, but tumor cells do not.
12 citations
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July 2016 in “Forensic science international” The research found that postmortem root bands in hair are likely caused by the breakdown of a specific part of the hair's inner structure after death.
December 2022 in “JEADV Clinical Practice” Hair density and thickness decrease in specific scalp areas in people with androgenetic alopecia.
16 citations
,
August 2000 in “Il Farmaco” Men have more tryptophan in their hair than women, and it increases with age and is higher in darker and grey or white hair.
November 2025 in “Journal of Investigative Dermatology” Radiation-induced hair loss may be caused by hair growth stopping and inflammation in blood vessels.
5 citations
,
July 2019 in “Applied statistics/Journal of the Royal Statistical Society. Series C, Applied statistics” Case-only trees and random forests improve predictions of treatment effects in clinical trials.
February 2005 in “CRC Press eBooks” Hair color is due to active pigment cells in hair during growth.
37 citations
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August 2020 in “BMC Genomics” Hair greying is mainly influenced by age, with genetics playing a smaller role.
2 citations
,
November 2004 in “Blood” RXRa is crucial for Th2 immune cell development and may link nutrition to immune health.
January 2014 in “한국미용학회지” UV-A radiation significantly damages semi-permanent dyed hair.
April 2024 in “Lasers in medical science” Near-infrared LED light improves skin rejuvenation and hair growth better than white LED light.
23 citations
,
July 2021 in “Life” Blue light can help treat skin conditions like eczema and acne without major side effects.
11 citations
,
February 2019 in “Research and reports in forensic medical science” DNA phenotyping helps predict physical traits from DNA with varying accuracy and requires careful ethical and legal handling.
February 2025 in “Cosmetics” Blue light therapy is promising for skin and hair conditions but needs more research for widespread use.
18 citations
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January 1965 in “Stain Technology”