3 citations,
January 2019 in “International Journal of Trichology” The balance of thiol-disulfide in women with hair loss is affected but not damaged.
1 citations,
January 2009 in “Journal of S C C J” Changing disulfide bonds in human hair affects its melting behavior and thermal stability.
March 2010 in “International Journal of Cosmetic Science” Disulfide bonds affect the melting behavior of hair's crystalline structure, but hair retains some stability even after these bonds are broken.
December 2021 in “Journal of Cosmetic Dermatology” Thiol/disulfide balance is normal in male AGA patients but shifts towards oxidative stress with emotional stress and low vitamin D.
1 citations,
January 2019 in “Turk Dermatoloji Dergisi” Oxidative stress is likely important in causing telogen effluvium, and antioxidants might help treat it.
September 2024 in “Journal of the American Academy of Dermatology” Selenium disulfide shampoo effectively reduces dandruff and is well-liked by users.
September 1980 in “PubMed” Using selenium disulfide on guinea pigs increased hair loss.
May 2024 in “International Journal of Cosmetic Science” Disulfide bonds are crucial for hair's strength, especially when wet.
71 citations,
May 2006 in “The journal of investigative dermatology/Journal of investigative dermatology” TTD hair brittleness is caused by multiple structural abnormalities.
47 citations,
January 2017 in “RSC Advances” Keratin peptides can change hair shape gently without harsh chemicals.
42 citations,
January 2011 in “Journal of Biomedical Optics” Infrared and Raman imaging can non-destructively analyze hair structure and help diagnose hair conditions.
35 citations,
February 2006 in “Textile Research Journal” Enzymes xylanase and pectinase clean wool and specialty hair fibers effectively without damage, offering an eco-friendly alternative to soap and hot water.
30 citations,
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.
20 citations,
December 2012 in “Journal of molecular structure” The study found that thioglycolic acid breaks down hair bonds more consistently than l-cysteine, which is less damaging to hair.
18 citations,
January 2018 in “Advances in experimental medicine and biology” Hair keratins evolved from ancient proteins, diversifying through gene changes, crucial for forming claws and later hair in mammals.
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.
9 citations,
July 2014 in “Skin research and technology” Stretching damages Caucasian hair's structure more easily than Asian hair.
9 citations,
August 2005 in “Experimental Dermatology” Modified pep7, named EPM peptide, effectively promotes hair growth at low concentrations and works well with minoxidil.
8 citations,
May 2017 in “IUBMB life” Astrotactin proteins are important for brain and skin development and are linked to several neurodevelopmental disorders.
6 citations,
May 2005 in “Journal of dermatological science” The study found nine new hair protein genes in human hair follicles.
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,
September 2021 in “Data in brief” Bleaching hair changes its structure and weakens it, which is important for understanding hair damage and creating treatments.
3 citations,
January 2002 in “Springer eBooks” Alkaline hair relaxers damage hair, but cationic and non-ionic polymers can help reduce this damage.
2 citations,
December 2019 in “Textile Research Journal” L-cysteine and ultrasound successfully improved rabbit hair fibers for industrial use.
August 2024 in “Cosmetics” K18® and Olaplex® both effectively repair bleached hair, improving its strength, smoothness, and overall health.
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.
January 2022 in “International journal of trichology” Glyoxylic acid straighteners cause more protein loss but have similar hair strength effects as traditional alkaline straighteners.