4 citations
,
December 2018 in “Macedonian Journal of Chemistry and Chemical Engineering” A new method accurately measures amino acids in treated hair, showing bleaching reduces amino acids while protein treatments increase them.
3 citations
,
January 2004 in “Sen i Gakkaishi” DTDG in hair treatments reduces damage and preserves hair structure.
1 citations
,
January 2019 in “Turk Dermatoloji Dergisi” Oxidative stress is likely important in causing telogen effluvium, and antioxidants might help treat it.
1 citations
,
January 2013 Depilatories use chemicals to weaken hair for easy removal.
9 citations
,
August 2005 in “Experimental Dermatology” Modified pep7, named EPM peptide, effectively promotes hair growth at low concentrations and works well with minoxidil.
7 citations
,
January 2010 in “Animal” Angora goat hair grows faster and produces more protein than cashmere goat hair, and certain hormones and nutrients positively affect hair growth and protein synthesis.
48 citations
,
July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair growth is controlled by specific gene clusters and proteins, and cysteine affects hair gene expression in sheep.
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.
16 citations
,
October 2003 in “Journal of applied polymer science” 2-iminothiorane hydrochloride improves hair waving permanence without damage.
13 citations
,
July 2017 in “Biopolymers” Recombinant keratins can form useful structures for medical applications, overcoming natural keratin limitations.
20 citations
,
March 2013 in “Journal of Lipid Research” The research explains how a human enzyme binds and processes its substrate, which could relate to its role in biological functions and hair loss.
26 citations
,
January 2011 in “Open Journal of Genetics” The KAP13-3 gene in sheep affects wool quality by influencing keratin assembly.
January 2026 in “International Journal of Biological Macromolecules” Keratin in people with androgenetic alopecia shows specific changes that could help develop new treatments.
October 2021 in “Authorea (Authorea)” New hair perming method using tyrosine is gentler and can be done with a blow-dryer.
January 2026 in “International Journal of Biological Macromolecules” Small KP peptide improves hair without reducing agents, while larger proteins need them for better results.
January 2024 in “Molecules (Basel. Online)” Juglone from walnut extracts may help repair damaged hair.
75 citations
,
September 2015 in “Acta biomaterialia” Alkylation of human hair keratin allows for adjustable drug release rates in hydrogels for medical use.
9 citations
,
September 2013 in “Journal of Applied Animal Research” The genetic variation in the KAP13-3 gene may affect cashmere fiber traits in Liaoning goats.
6 citations
,
April 2005 in “Journal of dermatological science” The study found nine new hair protein genes in human hair follicles.
October 2024 in “Cosmetics” ATG effectively reduces hair frizz without damaging hair strength.
18 citations
,
January 1978 in “Advances in experimental medicine and biology” Hair cystine levels may indicate protein malnutrition, but more research is needed.
13 citations
,
September 2014 in “Journal of photochemistry and photobiology. B, Biology” UV radiation increases protein loss from hair and reduces hair protein quality.
4 citations
,
January 2020 in “Elsevier eBooks” Natural polymers can protect, repair, and promote hair regrowth.
March 2025 in “The Open Dermatology Journal” Trichorrhexis nodosa is common hair breakage, often due to styling, and new treatments are being explored.
51 citations
,
September 2012 in “Biomacromolecules” Disulfide bonds make keratin in hair stronger and tougher.
9 citations
,
July 2014 in “Skin research and technology” Stretching damages Caucasian hair's structure more easily than Asian hair.
March 2025 in “Digital Library of Theses and Dissertations (Universidade de São Paulo)” Ferulic acid and resveratrol protect hair from chemical and sun damage.
October 2024 in “Cosmetics” Afro-textured hair needs personalized care due to its unique genetic traits.
52 citations
,
May 2006 in “Journal of Structural Biology” Keratin-associated proteins help link filaments and affect keratin's strength.
11 citations
,
July 2014 in “Gene” The S250C variant in a gene may cause autoimmunity and immunodeficiency by impairing protein function.