15 citations
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October 1970 in “Archives of disease in childhood” Hair amino acid levels can indicate metabolic disorders.
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.
10 citations
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November 2018 in “Genetics in medicine” Lack of cystatin M/E causes thin hair and dry skin.
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.
21 citations
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August 2002 in “British Journal of Ophthalmology” 6 citations
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July 2021 in “Frontiers in Genetics” A gene variant causes a skin and hair disorder by disrupting protein balance.
26 citations
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January 1983 in “PubMed” Trichothiodystrophy involves brittle hair due to low sulfur amino acids, not a transport defect.
14 citations
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November 2015 in “Annals of the New York Academy of Sciences” Changing the diet of mice lacking the enzyme CBS can affect symptoms related to the genetic condition.
66 citations
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October 2002 in “Human molecular genetics online/Human molecular genetics” A gene mutation in mice causes skin defects and early death.
10 citations
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May 1974 in “American journal of diseases of children” The girl had a rare disorder causing mental and physical symptoms, with weak hair and unclear neurological issues.
15 citations
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October 1936 in “Archives of Dermatology” Cystine is crucial for forming keratin in hair, wool, and nails.
100 citations
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March 2006 in “Journal of biological chemistry/The Journal of biological chemistry” Cystatin M/E strongly inhibits cathepsin V and cathepsin L, important for skin formation.
75 citations
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March 2018 in “Molecules/Molecules online/Molecules annual” L-Cysteine may have health benefits, but its effectiveness is still debated due to limited clinical trial data.
7 citations
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March 2012 in “European Journal of Pediatrics” A boy with a rare skin condition and kidney disease improved with cyclosporine after steroids failed, suggesting a new treatment approach.
148 citations
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May 2012 in “The American Journal of Human Genetics” Cantú syndrome is caused by mutations in the ABCC9 gene.
15 citations
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May 1966 in “The Journal of Urology” A woman developed severe bladder inflammation after cancer treatment with Cytoxan.
2 citations
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August 2022 in “World Journal of Clinical Cases” Albumin and prednisone improved symptoms in a woman with Cronkhite-Canada syndrome, revealing potential genetic causes.
March 2025 in “American Journal of Medical Genetics Part A” A rare genetic variant linked to skin cysts was found in blood DNA, suggesting its role in cyst formation.
1 citations
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January 1971 in “Acta dermato-venereologica” Mice hair follicles take in the amino acid cystine.
26 citations
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September 1990 in “Ophthalmology” The study found no common cause for a girl's crystalline cataract and uncombable hair, suggesting their co-occurrence might be coincidental.
April 2024 in “BMB Reports” Lack of Cisd2 disrupts calcium balance in cells, leading to poorly functioning neutrophils.
29 citations
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December 2017 in “Molecular therapy” Enzyme replacement therapy improved multiple symptoms of homocystinuria in mice.
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.
1 citations
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December 2013 in “Balkan Journal of Medical Genetics” Cystic fibrosis can cause unusual symptoms like hair color changes, which can improve with proper treatment.
1 citations
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January 1992 in “DNA sequence” Researchers found a non-functional sheep keratin gene due to mutations.
November 2022 in “Journal of the Endocrine Society” Excessive iodine from a cystic fibrosis supplement can cause hypothyroidism.
May 2024 in “British journal of dermatology/British journal of dermatology, Supplement” CYLD deficiency in skin tumors disrupts hair follicle cell processes and protein secretion.
1 citations
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August 2023 in “The journal of pharmacology and experimental therapeutics/The Journal of pharmacology and experimental therapeutics” Kir6.1 mutations in Cantú syndrome increase channel sensitivity and hyperpolarization, while SUR2B mutations do not.
29 citations
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June 2017 in “Journal of Inherited Metabolic Disease” High-content screening is useful for finding new treatments for rare diseases and has led to FDA-approved drugs.
15 citations
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January 1971 in “British Journal of Dermatology” Hair can indicate early signs of metabolic disorders, with issues like protein deficiency stopping hair growth.