56 citations
,
October 2007 in “Journal of Biological Chemistry” Cathepsin L is essential for heart health and its absence causes heart problems and hair loss.
1 citations
,
July 2024 in “International Journal of Dermatology Venereology and Leprosy Sciences” Cysteine strengthens hair, and glutamine fuels hair growth.
80 citations
,
June 2002 in “Molecular Biology of the Cell” Type II keratins are uniquely phosphorylated during stress and mitosis, affecting their structure and function.
10 citations
,
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.
November 2025 in “Clinical Cosmetic and Investigational Dermatology” LIPH mutations cause woolly hair in some Chinese people.
37 citations
,
June 2000 in “Experimental dermatology” The Lanceolate hair-J mutation in mice mimics human hair disorders like Netherton's syndrome.
March 1990 in “Journal of Dermatological Science” 75 citations
,
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.
3 citations
,
January 2011 in “生物医学研究杂志:英文版” A new mutation in the KRT86 gene causes monilethrix in a Han family.
66 citations
,
October 2002 in “Human molecular genetics online/Human molecular genetics” A gene mutation in mice causes skin defects and early death.
57 citations
,
August 2002 in “American Journal Of Pathology” Cathepsin L deficiency causes hair and skin issues in mice.
ANE syndrome is caused by a mutation in the RBM28 protein that disrupts ribosome assembly.
91 citations
,
May 2005 in “The Journal of Clinical Endocrinology & Metabolism” A new mutation in the human glucocorticoid receptor reduces its function and causes resistance to glucocorticoids.
May 2025 in “Dermatology Reports” A genetic mutation in the LIPH gene causes a rare hair disorder with sparse, curly hair.
9 citations
,
April 1970 in “Biochemical pharmacology” Stilbamidine and hydroxystilbamidine inhibit enzyme release from lysosomes and have effects similar to cortisol and chloroquine.
1 citations
,
March 2012 in “Revue neurologique” Proper diet management is crucial for preventing severe symptoms in phenylketonuria.
21 citations
,
March 2003 in “Clinical and Experimental Dermatology” Mutations in the hHb6 gene cause the hair disorder monilethrix.
78 citations
,
May 2012 in “Journal of Investigative Dermatology” A specific gene mutation causes woolly hair and hair loss.
13 citations
,
March 1999 in “Biochemical Journal” Overexpressing SSAT in mice makes them highly sensitive to polyamine analogues, causing liver damage and high mortality.
10 citations
,
January 2003 in “Dermatology” The E413K mutation in the hHb6 gene causes monilethrix, a hair disorder, but doesn't show consistent symptoms.
January 2000 in “The Mouseion at the JAXlibrary (Jackson Laboratory)” The lanceolate hair-J mutation in mice helps understand human hair disorders like Netherton's syndrome.
12 citations
,
March 2012 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” A specific gene mutation in Japanese people can cause varying degrees of hair thinning in adulthood.
6 citations
,
July 2022 in “The FASEB Journal” Methionine helps improve hair growth in heat-stressed rabbits.
2 citations
,
December 2019 in “Textile Research Journal” L-cysteine and ultrasound successfully improved rabbit hair fibers for industrial use.
August 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Ixekizumab may be an effective first treatment for a rare skin condition causing hair loss.
August 2022 in “Clinical and Experimental Dermatology” Amino acid supplements may not be necessary for all women with chronic hair loss.
1 citations
,
March 2023 in “Journal of Natural Fibers” A gentler, less damaging method for curling hair using tyrosine works well initially but fades after washing.
January 2011 in “Yearbook of Dermatology and Dermatologic Surgery” Hair relaxers are linked to reduced cystine levels and potential hair damage.
5 citations
,
January 2015 in “Molecular Genetics and Metabolism”
20 citations
,
July 2017 in “Scientific Reports” A single amino acid change in the vitamin D receptor can disrupt its function and lead to hair loss.