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July 1980 in “British Journal of Dermatology” Topical putrescine and spermine increased DNA synthesis in hairless mouse skin.
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April 1987 in “Brain Research” Hair-follicle nerves in cats' spinal cords can be inhibited by GABA-related connections.
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June 2019 in “Journal of Cutaneous Immunology and Allergy” Squaric acid dibutylester can cause severe skin reactions in people with allergies.
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January 1985 in “PubMed” Trace elements like calcium, iron, and zinc are unevenly distributed in hair, while sulfur is even, and increased phosphorus and potassium levels are linked to skin reactions.
Using enzymes to link proteins makes hair repair treatments more effective and long-lasting.
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April 2023 in “Pharmaceutics” Semifluorinated alkanes are promising for delivering drugs in various medical applications.
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April 1955 in “Textile Research Journal” The effectiveness of reducing agents on hair fibers depends on their electrode potentials.
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January 2016 in “Biointerphases” The hair's outermost surface has multiple layers of lipids and proteins.
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July 2008 in “International Journal of Dermatology” Sulfasalazine may help treat persistent alopecia areata.
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September 1982 in “Biochemical Pharmacology” Liver enzyme helps minoxidil work better for blood vessel relaxation.
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January 1966 in “Archives of Dermatology” The method accurately measures hair growth with minimal risk and is better than other techniques.
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January 1986 in “PubMed” PIXE is an effective method to analyze hair's elemental composition.
Some bacteria use arsenic compounds as antibiotics, and others have evolved resistance; a particular arsenic-based compound shows potential as a new antimalarial treatment.
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January 1953 in “Archives of Dermatology” Certain unsaturated compounds can cause temporary hair loss by affecting hair structure.
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October 2014 in “Langmuir” Bleaching hair removes its protective top layer and exposes more hydrophilic groups, changing its chemical surface and affecting how it interacts with products.
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October 2023 in “Philosophical transactions - Royal Society. Biological sciences” Enzymes that change arginine to citrulline are important for skin barrier and hair formation, and their malfunction can lead to skin conditions and hair disorders.
August 2025 in “Animal nutrition” α-Ketoglutaric acid improves hair growth, rabbit performance, and antioxidant levels.
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June 1970 in “Journal of Investigative Dermatology” 10 citations
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August 2021 in “Cosmetics” The best shampoo formula used 1% high-weight hyaluronic acid, 10% acidic sophorolipid, and 1% salt for effective hair conditioning and cleansing without sulfates or silicones.
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January 2020 in “BMC pediatrics” New mutations in the SLC39A4 gene found in twins help understand the genetic cause of acrodermatitis enteropathica.
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July 2015 in “International Journal of Molecular Sciences” S-Methylmethionine sulfonium can protect skin from UVB damage.
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October 2019 in “Genes” A new sheep gene, KRTAP36-1, may help breed sheep with better wool by reducing prickle factor.
September 2008 in “Pediatric Rheumatology” Two children with lysinuric protein intolerance showed symptoms similar to lupus.
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January 2006 in “Molecular & Cellular Proteomics” Human hair contains many proteins, with some being highly abundant and modified.
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January 1959 in “The journal of nutrition/The Journal of nutrition” Higher potassium intake may protect against hair loss and liver fat in lysine-deficient rats.
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August 1988 in “PubMed” 1.5% lactic acid improved mink growth and health best.