8 citations
,
September 1987 in “Acta Dermato Venereologica” Recessive X-linked ichthyosis involves a less efficient enzyme in hair follicles, suggesting two distinct enzymes.
1 citations
,
July 2022 in “Dermatologic Therapy” Both brands of biotin and dexpanthenol injections improved hair loss, with Bayer also increasing the ratio of thick to thin hairs.
12 citations
,
March 2013 in “The American journal of dermatopathology/American journal of dermatopathology” Birt–Hogg–Dubé Syndrome requires genetic testing for accurate diagnosis due to its similarities with tuberous sclerosis.
2 citations
,
May 2022 in “The journal of immunology/The Journal of immunology” BST2 protein and certain T cells increase in early alopecia areata.
144 citations
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May 1990 in “Journal of the American Academy of Dermatology”
5 citations
,
March 2021 in “International Journal of Dermatology” Biotin supplementation during isotretinoin treatment for acne may help maintain skin hydration and improve hair growth.
2 citations
,
January 2018 in “International Journal of Trichology” Two sisters had a rare hair condition without other usual symptoms.
January 2013 in “International Journal of Trichology” Early diagnosis and a multidisciplinary approach are crucial for children with Trichothiodystrophy and hidden learning disorders.
2 citations
,
October 2016 in “Nutrition in clinical practice” Vitamin B12 deficiency can cause facial dark spots that go away with treatment.
42 citations
,
September 1985 in “British Journal of Dermatology” Trichothiodystrophy causes abnormal protein deposits and distortion in hair follicles.
14 citations
,
September 2018 in “The journal of allergy and clinical immunology/Journal of allergy and clinical immunology/The journal of allergy and clinical immunology” A boy's growth and immune problems were caused by a new mutation in the STAT5B gene.
March 2003 in “中華皮膚科醫學雜誌” Trichothiodystrophy causes unusual hair and developmental issues.
19 citations
,
November 1937 in “Experimental biology and medicine” Nutritional deficiencies in rats cause skin problems that can be treated with the right vitamins.
11 citations
,
September 2021 in “American Journal of Medical Genetics Part A” Four new cases of Bachmann-Bupp syndrome suggest potential for targeted treatment.
August 2024 in “Journal of Cosmetic Dermatology” Telogen effluvium is linked to deficiencies in iron, vitamin B12, and thyroid function.
1 citations
,
January 2008 9 citations
,
January 2012 in “International journal of trichology” Trichostasis spinulosa can be diagnosed with a simple skin biopsy and treated with specific gels, but lesions may return after stopping treatment.
19 citations
,
December 2015 in “European Journal of Human Genetics” A rare ITGB6 gene variant causes intellectual disability, hair loss, and dental issues.
4 citations
,
August 2018 in “Journal of The American Academy of Dermatology” The authors agree that biotin may help certain hair disorders but lacks evidence for use in healthy people and call for more research.
May 2018 in “International Journal of Advances in Medicine” A young woman recovered well from rare simultaneous Hepatitis B and autoimmune hepatitis after treatment.
20 citations
,
June 2010 in “Dermatology Online Journal” Zinc supplements and weaning cured a breast-fed baby's zinc deficiency caused by a gene mutation.
38 citations
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September 1997 in “The journal of investigative dermatology/Journal of investigative dermatology” A mutation in mice causes hair loss and skin issues due to a defect in a gene affecting cell adhesion.
4 citations
,
March 2020 in “JAAD Case Reports” Vitamin B12 deficiency can cause darkening of all nails.
April 2026 in “Human Genome Variation” Long-read RNA sequencing can identify complex gene changes in IFAP syndrome.
January 2026 in “Dermatologic Therapy” Higher RBP4 levels are linked to severe alopecia areata, but genetic variant rs3758539 doesn't affect baricitinib response.
11 citations
,
January 1989 in “PubMed” Biotin improved fur and skin conditions in most dogs.
1 citations
,
July 2017 in “Skin appendage disorders” A 9-year-old Hispanic girl has Uncombable Hair Syndrome, which may improve with age and biotin treatment.
1 citations
,
December 2017 in “Skin appendage disorders” Biotin may help women with hair loss who have low biotin levels, but more research is needed.
September 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Not having enough cystatin M/E protein causes less hair growth and dry skin.
December 2025 in “International Journal of Dermatology” Björnstad syndrome can cause hair loss similar to androgenetic alopecia, and treatment with baricitinib and minoxidil may help.