1 citations
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January 1997 in “Skin Pharmacology and Physiology” Premature infants have less elastic hair than full-term infants.
September 2025 in “International Journal of Cosmetic Science” Heat and UV exposure damage hair structure by altering keratins.
May 2022 in “Experimental dermatology” Trichothiodystrophy hair is structurally abnormal with protein and organization issues.
75 citations
,
March 2007 in “Journal of Biological Chemistry” QSOX enzymes help form protein bonds in cells, especially in tissues with high secretory activity.
52 citations
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February 2005 in “Biopolymers” Chemical hair straightening changes hair proteins and mostly fixes broken bonds.
30 citations
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January 2009 in “The scientific world journal/TheScientificWorldjournal” Hair is hard to dissolve because of its complex proteins, but certain solvents that break specific bonds and hydrate can do it.
29 citations
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August 2005 in “Biopolymers” L-cysteine slows down the breaking of bonds in hair due to electrostatic interactions.
24 citations
,
January 2009 in “International Journal of Trichology” Sunlight exposure ages hair, making it brittle, stiff, and dry.
16 citations
,
October 2003 in “Journal of applied polymer science” 2-iminothiorane hydrochloride improves hair waving permanence without damage.
14 citations
,
September 2016 in “Journal of Photochemistry and Photobiology B Biology” UV exposure damages hair, increasing thiols and altering protein structure.
13 citations
,
September 2014 in “Journal of photochemistry and photobiology. B, Biology” UV radiation increases protein loss from hair and reduces hair protein quality.
13 citations
,
March 2010 in “International Journal of Cosmetic Science” Hair coloring increases copper and calcium uptake, damaging hair and reducing shine.
12 citations
,
June 2011 in “Journal of applied polymer science” L-phenylalanine and hydrolyzed eggwhite protein deeply penetrate human hair.
10 citations
,
February 2018 in “Royal Society Open Science” Modified wheat protein in shampoo repairs and smooths damaged hair effectively.
9 citations
,
July 2014 in “Skin research and technology” Stretching damages Caucasian hair's structure more easily than Asian hair.
8 citations
,
January 2016 in “Journal of fiber science and technology” Bleaching hair increases cysteic acid levels in a predictable way.
6 citations
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October 2016 Understanding how keratin structures in hair are arranged and interact is key for creating methods to extract and purify them.
4 citations
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November 2016 in “The Journal of Dermatology” Pili torti hair is fragile due to loose keratin filaments and weak disulfide bonds.
4 citations
,
August 2014 in “Journal of molecular structure” Chemical treatments on bleached black hair change its internal structure by breaking and reforming bonds, and treatments with hydrolyzed eggwhite protein help repair it.
3 citations
,
January 2004 in “Sen i Gakkaishi” DTDG in hair treatments reduces damage and preserves hair structure.
2 citations
,
December 2019 in “Textile Research Journal” L-cysteine and ultrasound successfully improved rabbit hair fibers for industrial use.
2 citations
,
January 2014 in “Sen i Gakkaishi” The new hair straightening method keeps hair straight permanently by using specific creams and heat.
1 citations
,
January 2025 in “International Journal of Cosmetic Science” Age-related hair curvature increases due to internal structural changes from grooming.
1 citations
,
July 2024 in “International Journal of Dermatology Venereology and Leprosy Sciences” Cysteine strengthens hair, and glutamine fuels hair growth.
January 2026 in “Colloids and Surfaces B Biointerfaces” A silicone treatment makes damaged hair more water-resistant and stronger.
December 2025 in “The American Journal of Medical Sciences and Pharmaceutical Research” Ultrasonic and infrared treatments can improve hair strength and appearance with minimal damage.
Caffeine therapy helped hair recovery after chemical and traction damage.
February 2025 in “Biomimetics” The shampoo straightens hair while keeping it healthy and less damaged.
January 2024 in “International Journal of Cosmetic Science” A new method using 1,4-n-butylene dimaleate effectively repairs and strengthens damaged hair.
October 2023 in “Journal of Molecular Liquids” A new method using imidazole-based liquids efficiently extracts keratin from yak hair.