May 2021 in “Open Access Macedonian Journal of Medical Sciences” People with premature hair graying have an imbalance between harmful and protective molecules in their body, hinting that antioxidants might help.
53 citations
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March 2006 in “Biopolymers” TTD hair is brittle due to fewer sulfur amino acids and unstable disulfide bonds.
42 citations
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September 2003 in “Journal of Investigative Dermatology” A missing mK6irs1 gene causes hair loss in mice.
33 citations
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March 2013 in “Journal of Investigative Dermatology” Human hair follicle stem cells show signs of low oxygen levels, which may be important for hair growth and preventing baldness.
March 2026 in “Journal of Investigative Dermatology” 54 citations
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November 1994 in “Differentiation” Trichohyalin is found in non-hair tissues and works with filaggrin in certain skin areas and conditions.
November 2022 in “Brazilian journal of veterinary pathology” The Yorkshire terrier has a genetic hair loss condition not improved by treatment.
July 2025 in “Frontiers in Medicine” Mutations in the LIPH gene cause woolly hair in a child.
September 2017 in “Journal of Investigative Dermatology” Stabilizing HIF-1A in hair follicles may reduce oxidative stress and promote hair growth by increasing glycolysis.
63 citations
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April 2005 in “Mechanisms of development” Mice with too much Claudin-6 have skin barrier problems and abnormal hair growth.
19 citations
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January 2011 in “International journal of trichology” A 3-year-old boy had a rare hairball condition usually seen in teenage girls.
6 citations
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August 2008 in “Journal of Paediatrics and Child Health” A gluten-free diet resolved a girl's symptoms, revealing undiagnosed Coeliac disease as the cause.
2 citations
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January 2024 in “Revista Paulista de Pediatria” A rare genetic mutation caused severe symptoms in a 6-year-old girl with mandibuloacral dysplasia type A.
March 2026 in “International Journal of Clinical Dermatology” Iron deficiency can cause certain skin issues like eczematous hand and perioral lesions.
1 citations
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September 2020 in “Journal of dermatology” Researchers found a new mutation in the LIPH gene of a woman with a rare hair condition.
18 citations
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July 2006 in “British Journal of Dermatology” Connexin 30 is usually absent in normal skin but can appear in certain skin conditions.
19 citations
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March 1988 in “International Journal of Dermatology” Hair shaft dysplasias are abnormal hair conditions that can be inherited or acquired and may signal other health issues, with limited treatment options available.
23 citations
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August 1983 in “PubMed” Clq deficiency is linked to systemic lupus erythematosus symptoms.
97 citations
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March 2006 in “Journal of Investigative Dermatology” Mutations in the DSG4 gene cause a severe form of brittle hair and skin issues.
144 citations
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May 1990 in “Journal of the American Academy of Dermatology”
13 citations
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September 2011 in “Archives of dermatology” A patient with steroid sulfatase deficiency had a unique hair pattern and a brain malformation not previously linked to the condition.
1 citations
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April 2004 in “Cancer” Imatinib mesylate can cause skin lightening, especially in Chinese patients, due to its effect on pigment production.
11 citations
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December 2014 in “The American journal of pathology” A gene deletion in mice causes weak protein, immune issues, hair loss, airway problems, and wasting disease.
3 citations
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January 2021 in “Medicinski arhiv” Trichoscopy, a hair loss evaluation technique, found that people with Androgenetic Alopecia have more thin hairs, yellow dots, and perifollicular discoloration than healthy individuals.
January 2005 in “Seibutsu Butsuri/Seibutsu butsuri” Chemical treatments damage hair more than UV exposure, making it thinner and less flexible.
13 citations
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March 2010 in “International Journal of Cosmetic Science” Hair coloring increases copper and calcium uptake, damaging hair and reducing shine.
13 citations
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July 2007 in “Pediatric dermatology” Vitamin D3 ointment improved skin bumps on the chin but didn't give lasting results after stopping use.
January 2023 in “Pediatrics International” Non-classical 21-hydroxylase deficiency can be missed in newborn screenings and should be considered in cases of early puberty or virilization.
12 citations
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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.
November 2025 in “Journal of Investigative Dermatology” Dark skin has stronger barriers and structure due to specific gene activity.