June 2025 in “Journal of Cluster Science” Metal nanoparticles show promise for treating hair loss but need more research to ensure safety.
March 2024 in “Cytologia” LncRNA MTC boosts growth of goat skin cells, improving cashmere quality.
113 citations
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June 2010 in “Biological Chemistry” Cathepsin L deficiency causes large, abnormal cell structures and health issues in mice.
August 2024 in “American Journal of Medical Genetics Part A” Variants in the CCDC47 gene are linked to trichohepatoneurodevelopmental syndrome.
51 citations
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March 1986 in “Acta Dermato Venereologica” Alopecia patients had similar element levels to normal people, except for differences in copper and low selenium.
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May 1964 in “Nature” 25 citations
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April 1972 in “American Journal of Clinical Nutrition” Hair chromium levels show past nutritional status, not environmental exposure.
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January 2002 in “Environmental and Molecular Mutagenesis” Smoking reduces antioxidants and causes DNA damage in hair follicles.
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April 2014 in “Dermatologic Therapy” Sulfotransferase in hair follicles helps predict how well minoxidil works for female hair loss.
34 citations
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December 1984 in “Journal of Cutaneous Pathology” Monilethrix hair issues are due to problems in the hair's internodes.
Hair analysis can help identify specific minerals and amino acids linked to various diseases.
116 citations
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April 1986 in “The journal of cell biology/The Journal of cell biology” Trichohyalin is a protein in hair follicles that helps form hair filaments.
July 2021 in “PARIPEX INDIAN JOURNAL OF RESEARCH” Knuckle darkening can be an early sign of vitamin B12 deficiency.
27 citations
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June 2010 in “Journal of the American Academy of Dermatology” Excessive selenium in supplements can cause hair loss and nail issues.
November 2011 in “Journal of Investigative Dermatology” TRH in hair follicles can influence hair color by increasing melanin.
17 citations
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August 2015 in “Journal of Animal Science” The MTR gene affects wool quality and production in Chinese Merino sheep.
January 2018 in “Journal of Crohn s and Colitis” High-dose intravenous iron therapy doesn't interfere with treatment improvements in IBD patients with iron deficiency anemia.
1 citations
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February 2021 in “Clinical, Cosmetic and Investigational Dermatology” Low iron levels in the blood could be a sign of Telogen Effluvium, a type of hair loss, but it's not always accurate in distinguishing it from other hair loss types.
4 citations
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January 1976 in “Archives of Dermatological Research” Metabolic disorders can cause hair structure defects and growth issues, but amino acid levels in hair remain normal.
January 2021 in “Scandinavian journal of clinical and laboratory investigation” The document describes a way to measure biotin in blood to prevent wrong test results in hormone level testing.
Serum ferritin levels do not cause hair loss in women with telogen effluvium.
3 citations
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January 1982 in “Australian journal of biological sciences” Ethionine significantly inhibits wool growth in sheep but not hair growth in mice or rats.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Lack of TG2 increases fat storage and lowers cell cleanup in skin oil cells.
May 2025 in “Frontiers in Pharmacology” Targeting gut microbiome and metabolome may help treat autoimmune skin diseases like alopecia areata.
15 citations
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September 1970 in “Journal of Animal Science” Copper in the diet helps maintain hair color and mineral balance in calves.
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February 2007 in “Journal of The American Academy of Dermatology” Higher serum ferritin levels than currently used might be needed to rule out iron deficiency in women with hair loss.
May 2026 in “Journal of the Egyptian Womenʼs Dermatologic Society” Intralesional methotrexate effectively treats patchy alopecia areata by reducing inflammation.
5 citations
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April 2023 in “Journal of Multidisciplinary Healthcare” Hair selenium levels can indicate nutritional status in very old people.
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June 2023 in “Clinical and Experimental Neuroimmunology” Thymoma may link myasthenia gravis, nail dystrophy, and alopecia areata.
5 citations
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January 1985 in “Annals of Nutrition and Metabolism” Methionine intake changes tooth germ development in newborn rats.