research An Electron Microscopy Study of Keratin Degradation by the Fungus Microsporum gypseum in vitro
Microsporum gypseum fungus breaks down keratin in hair by digesting it enzymatically, starting with less keratinized parts.
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30 / 1000+ resultsresearch The Oxidative Degradation of Keratin (Wool and Bovine Hair)
Oxidizing agents break down keratin in wool and hair, causing swelling and increased solubility.
research Charge density alterations in human hair fibers: an investigation using electrostatic force microscopy
The study found that a polymer treatment changes the charge on hair surfaces, making bleached hair smoother and less porous.
research The physical and chemical disruption of human hair after bleaching – studies by transmission electron microscopy and redox proteomics
Bleaching hair causes severe structural and chemical damage, including protein loss and oxidation.
research Enzymatic approach to analyze the effects of mercaptans on hair
Mercaptans make hair more prone to damage, with reduced hair being more affected than permed hair.
research Action of Nucleophilic Reagents on Hair Keratin
Nucleophilic reagents break down hair keratin, forming more lanthionine and lysinoalanine than in wool.
research UV-A조사에 의한 반영구염색모발의 형태학적 변화
UV-A radiation significantly damages semi-permanent dyed hair.
research Characterization of the exocuticle a‐layer proteins of wool
The outer layer of Merino wool is rich in sulfur proteins, making it resistant to damage.
research ARCHAEOLOGICAL AND CONTEMPORARY HUMAN HAIR COMPOSITION AND MORPHOLOGY
Mummy hair's chemical composition may not accurately show ancient people's health due to environmental contamination.
research Preparation of Water Soluble Wool Keratin and Its Application for Human Hair
Water-soluble wool keratin can protect human hair from damage during treatments.
research Can hair be protected from oxidative damage during and after bleaching
L-arginine, hydrolysed keratin, and cystine-silanol copolymer can help protect hair from damage during and after bleaching.
research EFFECTS OF HUMAN HAIR KERATIN ALKYLATION ON GROWTH FACTOR DELIVERY AND CELLULAR RESPONSE: IMPLICATIONS IN BONE REGENERATION
Alkylated keratin from human hair can help deliver growth factors for bone healing.
research Cysteine Prevents the Reduction in Keratin Synthesis Induced by Iron Deficiency in Human Keratinocytes
Cysteine helps maintain keratin production in skin cells even when iron is low.
research Action of Thioglycolic Acid and L-Cysteine to Disulfide Cross-Links in Hair Fibers during Permanent Waving Treatment
Thioglycolic acid and L-cysteine change hair structure differently during perms, affecting hair strength and curling efficiency.
research Cystine-thiamin-containing hair-growth formulation modulates the response to UV radiation in an in vitro model for growth-limiting conditions of human keratinocytes
A hair-growth formula with cystine and thiamin helps protect skin cells against UV damage and improves their growth.
research Dissecting hair breakage in alopecia areata: the central role of dysregulated cysteine homeostasis
Disrupted cysteine metabolism may cause hair breakage in Alopecia Areata, suggesting potential treatments like N-acetylcysteine.
research Investigation of the Changes in the Hair Cuticle Due to Chemical Degradation
Chemical treatments severely damage hair cuticles, especially in previously treated hair.
research Reduction mechanism of L ‐cysteine on keratin fibers using microspectrophotometry and Raman spectroscopy
L-cysteine slows down the breaking of bonds in hair due to electrostatic interactions.
research L-Cystine-Containing Hair-Growth Formulation Supports Protection, Viability, and Proliferation of Keratinocytes
The hair-growth formula with L-cystine helps protect and grow hair cells.
research Study on modification of rabbit hair fibers with L-cysteine
L-cysteine and ultrasound successfully improved rabbit hair fibers for industrial use.
research Hair today, gone tomorrow: the degradation and conservation of archaeological hair fibers
Acidic sandy clay damages archaeological hair the most, while dry conditions preserve but make it brittle; silicone oil can help keep the hair flexible.
research De novo designed bifunctional proteins for targeted protein degradation
Newly designed proteins can effectively degrade specific proteins in cells, offering a potential new therapy method.
research Simultaneous RP-HPLC-DAD determination of dansyl amino acids in chemically treated human hair
A new method accurately measures amino acids in treated hair, showing bleaching reduces amino acids while protein treatments increase them.
research A Fatty Acid / Protein Complex in Human Hair
A fatty acid/protein complex in human hair helps protect it from damage.
research Effect of alpha lipoic acid on smoking-induced skin damage
Alpha Lipoic Acid helps protect skin from smoking damage.
research Keratin
Understanding how keratin structures in hair are arranged and interact is key for creating methods to extract and purify them.
research Amino Acids, Peptides, and Proteins
The document concludes that cosmetics need biocompatible, eco-friendly ingredients due to aging populations and demand for effective products.
research Application of an Enzymatic Method for Identifying Hair Treatments
The enzymatic method can effectively identify chemical treatments on hair.
research Repeatable Perming via Thiol–Michael Click Reaction: Using Amide Derived from Maleic Acid and Cystine
A new perming method is less damaging to hair and works as well as traditional methods.
research Influence of Amino Acids on the Hair Structure Before and During Chemical Treatments
Amino acids like arginine and cysteine protect hair during chemical treatments, keeping it strong and less brittle.