13 citations
,
March 1999 in “Biochemical Journal” Overexpressing SSAT in mice makes them highly sensitive to polyamine analogues, causing liver damage and high mortality.
June 2025 in “Proceedings of the National Academy of Sciences” A PIK3CA mutation in Schwann cells causes severe nerve damage and increased glycolysis, but early treatment can help.
138 citations
,
December 1976 in “Journal of Biological Chemistry” The enzyme from human skin can cross-link proteins and needs calcium to work.
1 citations
,
March 2012 in “Revue neurologique” Proper diet management is crucial for preventing severe symptoms in phenylketonuria.
63 citations
,
May 2015 in “PloS one” GALT5 and GALT2 are important for plant growth and development because they help with protein glycosylation.
18 citations
,
June 2016 in “Clinical and Experimental Dermatology” Increasing isoleucine intake improved skin and health issues in an infant with maple syrup urine disease.
December 2025 in “Medicine” Glutamine may protect against alopecia areata, while certain cholesterol and glucose levels may increase risk.
40 citations
,
September 2004 in “Biomacromolecules” The Glu413Lys mutation in keratin affects hair stability, while Glu413Asp does not.
Alpha-ketoglutaric acid may help treat aging and age-related diseases.
July 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” A patient with a PLEC mutation has epidermolysis bullosa, muscular dystrophy, and myasthenia gravis, which improved with steroid treatment.
5 citations
,
September 2018 in “International journal of genomics” Genetic mutations that disrupt homocysteine breakdown lead to increased damage in mouse hair keratin.
13 citations
,
January 2013 in “Molecular genetics and metabolism” Proper diet management is crucial for phenylketonuria patients to avoid severe health issues.
10 citations
,
November 2018 in “Genetics in medicine” Lack of cystatin M/E causes thin hair and dry skin.
2 citations
,
June 2013 in “Journal of Clinical Pathology” The LMNA mutation affects skin structure even in asymptomatic carriers.
1 citations
,
January 1984 2 citations
,
August 2024 in “Molecular Genetics & Genomic Medicine” Biotin mega-dose therapy led to dramatic improvement in a newborn with a rare metabolic disorder.
305 citations
,
March 2008 in “AJP Endocrinology and Metabolism” SSAT is a key enzyme affecting cell growth and metabolism, with potential but risky use in disease treatment.
8 citations
,
January 2023 in “International journal of molecular sciences” Transglutaminase activity is important for skin and is found in both mammals and birds.
113 citations
,
June 2010 in “Biological Chemistry” Cathepsin L deficiency causes large, abnormal cell structures and health issues in mice.
118 citations
,
June 1993 in “Journal of Biological Chemistry” Human and mouse TGase3 enzymes are similar but differ near the activation site, crucial for their function in skin and hair development.
November 2025 in “Journal of Investigative Dermatology” Alopecia Areata may involve reduced antioxidant defenses in hair follicles, affecting stem cell function.
November 2025 in “JDDG Journal der Deutschen Dermatologischen Gesellschaft” Restoring phenylalanine levels improved skin and hair symptoms in a PKU infant.
26 citations
,
January 1983 in “PubMed” Trichothiodystrophy involves brittle hair due to low sulfur amino acids, not a transport defect.
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.
7 citations
,
January 1997 in “Bioscience Biotechnology and Biochemistry” Sheep hair follicle transglutaminases are calcium-dependent.
49 citations
,
May 1974 in “Biochimica et Biophysica Acta (BBA) - Protein Structure” Transamidases are present in the epidermis but their exact role is unclear.
5 citations
,
May 1983 in “Australian journal of biological sciences” Certain amino acid analogues can inhibit wool and hair growth and affect fiber strength.
20 citations
,
December 1999 in “Journal of Investigative Dermatology” Mutations in the hHb6 gene cause the hair disorder monilethrix.
83 citations
,
July 2008 in “Current Opinion in Chemical Biology” The document concludes that understanding sulfation biology is crucial for creating treatments due to its importance in biological functions and disease.
47 citations
,
July 1998 in “Journal of Investigative Dermatology” A new mutation, Glu402Lys, in hair keratin is linked to variable symptoms of monilethrix.