September 2016 in “Journal of Dermatological Science” Certain gene mutations in Japanese people are linked to different types of hair loss, with some causing mild hair thinning and others leading to complete baldness.
April 2025 in “International Journal For Multidisciplinary Research” Hypertrichosis causes excessive hair growth and can be managed with treatments like laser, electrolysis, or new topical solutions.
January 1999 in “대한피부과학회지” Trichotillomania is more common in young females and often linked to stress and psychiatric conditions, with hair loss and increased catagen hair observed.
February 2019 in “International Journal of Dermatology and Clinical Research” Nε-(carboxymethyl) lysine delays hair growth by blocking a key protein.
September 2020 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Lymphatic vessels and hair follicles interact and may influence hair growth.
29 citations
,
April 2000 in “Journal of histochemistry and cytochemistry/The journal of histochemistry and cytochemistry” ICAM-1 helps regulate hair growth cycles and skin remodeling.
60 citations
,
February 1997 in “Journal of Dermatological Science” Liposomes can safely and effectively deliver substances to mouse hair follicles, potentially useful for human hair treatments.
76 citations
,
June 2008 in “Journal of the American Academy of Dermatology” The conclusion is that certain scalp tissue changes are characteristic of lichen planopilaris, with mucinous perifollicular fibroplasia being a new feature for diagnosis.
July 2019 in “Journal der Deutschen Dermatologischen Gesellschaft” A mother and daughter have a rare genetic hair loss disorder with no effective treatment.
28 citations
,
December 1999 in “British Journal of Plastic Surgery” July 2002 in “Journal of Cosmetic Dermatology” Laser and Eflornithine are more effective for hair removal than traditional methods.
September 2023 in “Journal of microbiology and biotechnology” A type of collagen helps hair grow by boosting cell growth and activating a specific hair growth pathway.
3 citations
,
July 2017 in “Endogenous locus-driven H-Ras G12V expression induces senescence-like phenotype in primary fibroblasts of the Costello syndrome mouse model” Mouse hair follicle stem cells have a flexible chromatin state that supports skin health and hair growth.
7 citations
,
April 2000 in “Mammalian Genome” A new mutation in mice causes crooked whiskers and messy hair.
July 2023 in “The Keio Journal of Medicine” Certain gene variants can cause inherited hair diseases, which are important to diagnose and understand for patient care.
11 citations
,
December 2015 in “Indian journal of dermatology, venereology, and leprology” Dermoscopy quickly and accurately diagnosed a rare hair disorder in a 12-year-old girl.
4 citations
,
April 1983 in “The Journal of Dermatology” A 15-year-old girl with hypothyroidism had excess hair and skin issues due to blocked hair follicles.
1 citations
,
August 2024 in “Pediatric Dermatology” A rare, harmless hair condition was found in an infant's eyebrow, needing no treatment.
1 citations
,
July 1935 in “Nature” Animal hair can curl tightly on its own, especially in foxes, due to changes in keratin.
50 citations
,
February 2016 in “Journal of Investigative Dermatology” A mutation in the KRT25 gene causes a rare hair disorder with thin, woolly hair.
10 citations
,
April 2004 in “Journal of the American Academy of Dermatology” Localized hair growth and fat loss may share a common cause in lupus panniculitis.
7 citations
,
February 2011 in “Journal of dermatology” The 736T>A mutation in the LIPH gene is common in Japanese people with autosomal recessive woolly hair.
May 2009 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” PPARgamma is crucial for healthy hair follicles, and its loss causes scarring alopecia.
July 2024 in “Journal of Investigative Dermatology” Linalool in fragrances may harm hair follicles and contribute to hair loss.
412 citations
,
January 1998 in “Science” A mutation in the human hairless gene causes alopecia universalis.
137 citations
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September 2005 in “Proceedings of the National Academy of Sciences of the United States of America” The HR protein helps hair grow by blocking a hair growth inhibitor, aiding in hair follicle regeneration.
89 citations
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September 2010 in “Annual Review of Genomics and Human Genetics” The document concludes that understanding the genes and pathways involved in hair growth is crucial for developing treatments for hair diseases.
119 citations
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November 2016 in “American journal of human genetics” Mutations in three genes cause Uncombable Hair Syndrome, leading to frizzy hair that can't be combed flat.
30 citations
,
November 2005 in “The journal of investigative dermatology. Symposium proceedings/The Journal of investigative dermatology symposium proceedings” The lipid in human hair follicles acts as a barrier, similar to the skin's lipid layer.
61 citations
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April 1980 in “Journal of the American Academy of Dermatology” A new syndrome may link skin, growth, mental, and hair issues.