227 citations
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April 2023 in “The Lancet” Ritlecitinib effectively treats alopecia areata and is well-tolerated.
81 citations
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January 2006 in “Journal of cellular physiology” Mice without the vitamin D receptor gene lose hair due to disrupted hair follicle cycles.
143 citations
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May 2007 in “Proceedings of the National Academy of Sciences” Vitamin D receptor is crucial for normal hair growth and preventing hair loss.
October 2024 in “Journal of the Endocrine Society” A rare genetic mutation causes resistance to vitamin D, leading to severe rickets and requires high doses of calcium and vitamin D for management.
February 2026 in “Figshare” February 2026 in “Figshare”
30 citations
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June 2016 in “Journal of Human Genetics” Researchers found genetic mutations causing hypohidrotic ectodermal dysplasia in 88% of studied patients and identified new mutations and genetic variations affecting the disease.
39 citations
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July 1987 in “Journal of Investigative Dermatology” January 2008 in “HAL (Le Centre pour la Communication Scientifique Directe)” The mutant HR bmh protein affects hair follicle formation by failing to repress vitamin D receptor activity.
28 citations
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October 2004 in “Differentiation” A gene deletion causes the "hairless" trait in Iffa Credo rats.
April 2012 in “Development” Rac1 is crucial for normal hair structure and pigmentation.
30 citations
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October 2009 in “Journal of Veterinary Internal Medicine” A Pomeranian dog had rickets due to a new gene mutation, leading to severe symptoms and euthanasia.
January 2026 in “PLoS Biology” ARHGEF3 is essential for proper hair follicle development in mice.
1 citations
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April 2025 in “Romanian Journal of Ophthalmology” Minoxidil might cause eye issues, so early detection is important.
57 citations
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January 2020 in “International Journal of Molecular Sciences” PADs are crucial for healthy skin and hair, and their imbalance can cause skin and hair disorders.
137 citations
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April 2001 in “Journal of Clinical Investigation” Alopecia in these mice is caused by defective hair cycle communication due to missing vitamin D receptor function, not vitamin D levels.
September 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” Different types of human skin cells respond uniquely to various colors and doses of light, which could lead to specialized light treatments for skin conditions.
8 citations
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July 2015 in “International Journal of Dermatology” A new DSG4 gene mutation causes hair defects in a young girl.
February 2026 in “Orphanet Journal of Rare Diseases” Most genetic mutations causing hypohidrotic ectodermal dysplasia in Russian patients are found in the EDA gene.
January 2007 in “Revista del Centro Dermatológico Pascua” A 2-year-old boy was diagnosed with a rare genetic condition causing fragile hair, intellectual issues, and short stature.
January 2020 in “Nihon Yakuri Gakkai nenkai yoshishu” Reducing 5α-reductase activity helps endometrial cells differentiate, aiding pregnancy.
November 2025 in “Journal of Investigative Dermatology” Alpha-MSH affects mitochondrial function, and MC1R mutations may increase skin aging.
18 citations
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April 2010 in “Journal of steroid biochemistry and molecular biology/The Journal of steroid biochemistry and molecular biology” The vitamin D receptor helps regulate skin and hair health independently of its usual vitamin D ligand.
November 2025 in “Journal of Investigative Dermatology” Ritlecitinib effectively treats severe Alopecia Areata by reducing harmful immune activity in the skin.
115 citations
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December 2001 in “Endocrinology” Expressing the human vitamin D receptor in skin cells prevents hair loss in certain mice.
8 citations
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March 2011 in “Endocrine” A new gene mutation causes vitamin D-resistant rickets and hair loss in two siblings.
April 2018 in “Journal of Investigative Dermatology” Resveratrol activates the Nrf2 pathway in human skin, significantly increasing the production and distribution of the antioxidant glutathione.
17 citations
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September 1953 in “Journal of Cell Science” INT effectively shows enzyme activity and protein groups in wool and hair follicles.
3 citations
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July 2025 in “Clinical and Experimental Dermatology” Ritlecitinib may be more effective for severe alopecia areata than conventional treatments.
December 2025 in “Cureus” Using 5α-reductase inhibitors for hair loss may increase the risk of dry eye disease.