135 citations
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October 2010 in “Stem Cells” Hair follicle stem cells can help treat eye surface issues by becoming corneal cells.
113 citations
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June 2010 in “Biological Chemistry” Cathepsin L deficiency causes large, abnormal cell structures and health issues in mice.
48 citations
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April 2018 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” People with alopecia areata often have lower vitamin D levels and are more likely to be deficient in it.
21 citations
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September 2018 in “International journal of women’s dermatology” People with Lichen planopilaris are more likely to have certain autoimmune and endocrine disorders but less likely to have conditions like allergies and diabetes.
4 citations
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March 2020 in “JAAD Case Reports” Vitamin B12 deficiency can cause darkening of all nails.
2 citations
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November 2024 in “JCEM Case Reports” Inhaled substances in e-cigarettes can cause hormone imbalances similar to congenital adrenal hyperplasia.
2 citations
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October 2016 in “Nutrition in clinical practice” Vitamin B12 deficiency can cause facial dark spots that go away with treatment.
1 citations
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May 2013 in “Hair transplant forum international” Non-classical 21 hydroxylase deficiency is an underdiagnosed cause of female hair loss and polycystic ovarian syndrome.
1 citations
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January 2013 in “Nasza Dermatologia Online” Vitamin B12 deficiency can cause reversible hair color loss in children.
1 citations
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November 1995 in “Postgraduate medical journal” A Saudi individual initially identified as a girl had a genetic disorder affecting gender development.
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 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.
June 2019 in “Kufa journal for veterinary medical sciences” Vitamin C deficiency causes severe skin problems in newborn dairy calves.
November 2018 in “The Journal of Allergy and Clinical Immunology: In Practice” Using old drugs for new uses can help treat rare immune deficiencies.
August 2012 in “ScholarSpace (University of Hawaii at Manoa)” Certain symptoms can help predict iron deficiency in college-age individuals.
January 2007 in “The Year book of surgery” Mast cells and VEGF contribute to post-surgery adhesions, and blocking VEGF can reduce these adhesions; also, certain factors affect wound healing and fetal skin heals differently with age.
39 citations
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November 2005 in “The journal of investigative dermatology/Journal of investigative dermatology” Fatp4 is crucial for healthy skin development and function.
46 citations
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August 2006 in “PubMed” A genetic defect causes males in some Mediterranean populations to be born with ambiguous genitalia and develop male traits at puberty.
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.
15 citations
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October 2016 in “PubMed” People with Telogen Effluvium often lack vitamin D, ferritin, and zinc.
6 citations
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July 2020 in “Photodermatology Photoimmunology & Photomedicine” Early diagnosis of skin conditions linked to rickets is crucial to prevent growth and bone issues.
4 citations
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March 2024 in “The Journal of Cell Biology” Caspase-1 helps hair stem cells move to heal wounded or inflamed skin.
October 2025 in “Medicine” A potential link exists between unexplained hormone deficiency, hair loss, and testicular tumors, suggesting thorough screening is needed.
January 2025 in “SKIN The Journal of Cutaneous Medicine” Calcipotriol's effectiveness for treating alopecia areata is unclear and needs more research.
January 2024 in “Pediatrics International” A 6-year-old boy with autism improved his thyroid function and growth after addressing iodine deficiency caused by picky eating, but his psychiatric symptoms and picky eating continued.
September 2020 in “Benha Veterinary Medical Journal” Sheep with skin diseases often have lower levels of certain trace elements and vitamin A, and higher oxidative stress and immunoglobulin E levels.
April 2019 in “Journal of the Endocrine Society” An over-the-counter vitamin/mineral supplement improved hair loss and blood sugar control in a woman with non-classic 11-hydroxylase deficiency.
January 2018 in “Elsevier eBooks” 5α-reductase-2 deficiency causes ambiguous genitalia at birth and affects male sexual development, but individuals often develop male characteristics at puberty.
November 2022 in “Journal of the Endocrine Society” Correcting vitamin D and progesterone deficiencies can significantly improve hair loss, acne, and BPH symptoms.
8 citations
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February 2015 in “Cellular immunology” Deleting Snai2 and Snai3 causes fatal autoimmunity.