August 2025 in “American Journal of Case Reports” Accurate diagnosis and early specialist referral are crucial for managing 46,XY Disorders of Sex Development.
January 2001 in “Biomedical Research” THH and PAD type III appear together early in hair growth, but deiminated THH appears later, suggesting another factor is involved.
August 2025 in “International Journal of Contemporary Pediatrics” HLD10 can include increased body hair and Mongolian spots.
63 citations
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November 1999 in “British journal of dermatology/British journal of dermatology, Supplement” Hair sensitivity to androgens is partly controlled by specific enzyme expressions in different hair areas.
11 citations
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June 1979 in “British Journal of Dermatology” The enzyme system in hair follicles is similar to the liver's and is affected by certain inhibitors.
29 citations
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January 1996 in “The Journal of Clinical Endocrinology & Metabolism” A genetic mutation in a specific gene causes a salt-wasting condition in a Pakistani girl and her family.
26 citations
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September 1999 in “Canadian Journal of Botany” The RHD4 gene is crucial for consistent root hair growth in Arabidopsis thaliana.
October 2024 in “Journal of the Endocrine Society” A rare genetic mutation causes resistance to vitamin D, leading to severe rickets and requiring high doses of calcium and vitamin D for treatment.
81 citations
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March 1985 in “Journal of Clinical Investigation” Measuring 24-OHase induction helps identify defects in vitamin D processing and predict treatment response.
18 citations
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December 2010 in “The Journal of Steroid Biochemistry and Molecular Biology” Increased HSD11B1 enzyme expression is linked to higher body fat and insulin resistance.
50 citations
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February 2004 in “Genomics” A gene mutation causes lanceolate hair in rats by disrupting hair shaft integrity.
A genetic mutation in the CDH3 gene causes hair loss and vision problems in a young Saudi girl.
23 citations
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July 2016 in “JAMA Ophthalmology” CDH3-related disease causes worsening eye and hair issues.
3 citations
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August 2010 in “Letters in Drug Design & Discovery” 29 citations
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July 2004 in “The journal of investigative dermatology/Journal of investigative dermatology” The enzymes Aldh1a2 and Aldh1a3 are involved in making retinoic acid in hair follicles and have different roles in hair growth.
54 citations
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November 1995 in “The Journal of Clinical Endocrinology & Metabolism” Females with 5 alpha-reductase-2 deficiency have less body hair, no acne, normal fertility, and delayed menarche.
64 citations
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March 2004 in “The journal of investigative dermatology/Journal of investigative dermatology” GPRC5D is linked to the formation of hair, nails, and certain tongue areas.
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April 2024 in “Communications biology” Enzymes involved in Vitamin A metabolism affect hair growth and type in mice.
46 citations
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December 1992 in “The Journal of Steroid Biochemistry and Molecular Biology” Affected males are born with ambiguous genitalia, raised as females, but develop male traits at puberty due to enzyme deficiency.
September 2025 in “JCEM Case Reports” Consider rare forms of CAH for accurate diagnosis and treatment.
45 citations
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September 1998 in “Journal of Investigative Dermatology” The enzyme 17β-HSD type 2 mainly performs oxidation in human sebaceous glands, which may help protect against acne.
January 2006 in “Advances in developmental biology” The Hairless gene is crucial for healthy skin and hair growth.
1 citations
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June 2022 in “Chinese medical journal/Chinese Medical Journal” Two new mutations in the CDH3 gene cause hair loss and vision problems in a young girl.
33 citations
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October 2005 in “Journal of Investigative Dermatology” A specific gene mutation causes sparse, brittle hair in a family.
25 citations
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August 2014 in “Endocrinology” Researchers created a mouse model of a type of rickets that does not cause hair loss.
13 citations
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August 2005 in “Journal of Investigative Dermatology Symposium Proceedings” Mutations in the DSG4 gene cause fragile, sparse hair in humans, mice, and rats.
January 2002 in “Agritrop (Cirad)” The hr gene is linked to hair loss in Valle del Belice sheep.
47 citations
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February 1998 in “Journal of bone and mineral research” A specific gene mutation causes vitamin D-resistant rickets and hair loss.
7 citations
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June 2016 in “Bone Research” A Chinese family had a child with a specific gene mutation causing vitamin D-resistant rickets, but the child improved with calcium and low-dose calcitriol.