January 2020 in “대한미용학회지” Permanent hair dye reduces sulfur content in both gray and black-brown hair.
January 2006 in “Chinese Journal of Dermatology” Amelanotic melanocytes from hair follicles are immature and likely don't transfer melanosomes to keratinocytes.
15 citations
,
November 2012 in “Archives of Ophthalmology” A deletion in the CDH3 gene causes a rare disorder with short hair and vision loss.
4 citations
,
January 2020 in “Dermatology Online Journal” Congenital atrichia with papular lesions causes permanent hair loss and skin bumps due to a gene mutation.
October 2013 in “DOAJ (DOAJ: Directory of Open Access Journals)” July 2023 in “Journal of the American Academy of Dermatology” Clinical trials for alopecia areata need better inclusion and retention of patients of color.
July 2024 in “Journal of Investigative Dermatology” Scalp cooling may be less effective for women of color on certain chemotherapy treatments.
February 2026 in “JOURNAL OF CLINICAL AND DIAGNOSTIC RESEARCH” Trichoscopy effectively detects early hair follicle changes before visible baldness in men under 40.
1 citations
,
October 2017 in “ecancermedicalscience” Breast cancer alters specific molecular structures in hair, which revert after cancer removal.
PMEE may help reverse greying hair by boosting melanin production.
3 citations
,
August 2017 in “Clinical case reports” A rare skin condition causes red and dark patches on the face and limbs.
2 citations
,
May 2025 in “Diagnostics” ATR-FTIR spectroscopy could help monitor alopecia areata treatment response non-invasively.
56 citations
,
March 2017 in “Journal of the American Academy of Dermatology” Alopecia areata patients often have eczema, thyroid issues, vitamin-D deficiency, and anemia.
November 2025 in “Journal of Investigative Dermatology” Alopecia Areata may involve reduced antioxidant defenses in hair follicles, affecting stem cell function.
3 citations
,
January 2017 in “Dermatology online journal” Dermoscopy helped diagnose a rare hair disorder in a 2-year-old boy.
25 citations
,
May 2019 in “Heliyon” Hair treatments cause significant structural changes, especially with excessive heat, regardless of ethnicity.
5 citations
,
January 2009 in “International Journal of Trichology” Two siblings had a rare hair condition with banded hair, which doesn't need treatment.
September 2023 in “Journal of the American Academy of Dermatology”
February 2023 in “Research Square (Research Square)” Genetic testing confirmed a rare skin disorder in a young girl, which improved with zinc supplementation.
94 citations
,
April 2018 in “Nature Genetics” New genetic locations explain much of hair color variation in Europeans.
September 2023 in “Journal of the American Academy of Dermatology” Hispanic and Black patients are underrepresented in alopecia areata clinical trials.
17 citations
,
October 2010 in “Pigment cell & melanoma research” Human hair color is influenced by complex biochemical processes involving enzymes and reactive oxygen species.
7 citations
,
November 2022 in “International Journal of Molecular Sciences” As Japanese males age, their hair darkens due to increased melanin, with males generally having darker hair than females.
December 2022 in “Journal of dermatology and skin science” Androgenetic alopecia trials in the U.S. lack racial and ethnic diversity, limiting their applicability.
6 citations
,
September 2010 in “Pigment Cell & Melanoma Research” We know less about human hair pigmentation than mouse coat color, but pH and cysteine levels are key factors.
1 citations
,
December 2023 in “Curēus” Most children with a common hemochromatosis genotype had elevated iron levels but no severe symptoms.
January 2003 in “Research Portal (King's College London)” Hair color affects light reflection, with black hair having higher cuticle angles and lighter hair showing less specular reflection.
26 citations
,
September 1990 in “Ophthalmology” The study found no common cause for a girl's crystalline cataract and uncombable hair, suggesting their co-occurrence might be coincidental.
5 citations
,
January 2018 in “Acta Dermatovenerologica Alpina Pannonica et Adriatica” Congenital atrichia with papular lesions causes permanent hair loss in children.
2 citations
,
November 2018 in “International Journal of Cosmetic Science” Chamomile extract can protect hair from damage caused by light.