29 citations,
August 2005 in “Biopolymers” L-cysteine slows down the breaking of bonds in hair due to electrostatic interactions.
20 citations,
June 2012 in “British Journal of Dermatology” Bleaching hair damages protein structure, especially keratin, leading to weakened hair.
14 citations,
December 2016 in “PloS one” Keratin 26 affects cashmere goat hair growth and is influenced by various treatments.
11 citations,
January 2015 in “Skin pharmacology and physiology” Eating collagen peptides may help with skin and hair growth.
10 citations,
February 2013 in “British Journal of Dermatology” Thyrotropin-releasing hormone may help control skin and hair growth and could aid in treating related disorders.
9 citations,
February 2005 in “The journal of investigative dermatology/Journal of investigative dermatology” The document concludes that the human keratin gene cluster is complex, with a need for updated naming to reflect over 50 functional genes important for hair and skin biology.
7 citations,
May 2021 in “Applied sciences” Proteins like BSA and keratin can effectively style hair and protect it, offering eco-friendly alternatives to chemical products.
7 citations,
October 2020 in “International Journal of Cosmetic Science” Different sizes of keratin peptides can strengthen hair, with smaller ones possibly increasing volume and larger ones repairing damage.
6 citations,
January 2022 in “Gene” Scientists found 53 keratin genes in yaks that are important for hair growth and share similarities with those in other animals.
Black hair's diversity in patterns and textures is influenced by follicle shape and keratin, and it holds cultural, artistic, and mathematical significance.
47 citations,
September 2011 in “Acta biomaterialia” Protein composition greatly affects the function of keratin biomaterials.
1 citations,
June 2023 in “International journal of biological macromolecules” Human hair proteins can help blood clot when mixed in equal parts.
A specific gene mutation causes monilethrix in this family, and minoxidil treatment improves hair condition.
January 2013 in “Sen'i Gakkaishi” Microfibrils are key for permanent waves, and hydrolyzed keratin improves wave formation and hair condition.
12 citations,
October 2015 in “Journal of bioactive and compatible polymers” Keratin hydrogel from human hair is a promising biocompatible material for soft tissue fillers.
7 citations,
March 2014 in “ISRN Biomaterials” Keratin hydrogel from human hair helps rats recover better from spinal cord injuries.
2 citations,
September 2020 in “Biomedical materials” Recombinant keratin materials may better promote skin cell differentiation than natural keratin.
53 citations,
July 2011 in “Biomaterials” Human liver cells stick to hair protein materials mainly through the liver's asialoglycoprotein receptor.
53 citations,
September 1999 in “The journal of cell biology/The Journal of cell biology” K16 can partially replace K14 but causes hair loss and skin issues.
5 citations,
September 2018 in “International journal of genomics” Genetic mutations that disrupt homocysteine breakdown lead to increased damage in mouse hair keratin.
1 citations,
October 2022 in “Bioengineering” Keratin helps skin cells mature when added to a collagen mix, which could be important for skin and hair health.
92 citations,
September 2019 in “ACS nano” A wearable device using electric stimulation can significantly improve hair growth.
84 citations,
April 2015 in “Cosmetics” Hair dyes vary in how long they last and how deeply they penetrate hair.
30 citations,
September 2018 in “International Journal of Cosmetic Science” Bleaching hair causes severe structural and chemical damage, including protein loss and oxidation.
28 citations,
December 2011 in “Biocatalysis and biotransformation” PDI helps restore over-bleached hair's strength and structure by attaching special peptides.
25 citations,
December 2011 in “Surface and interface analysis” Bleaching hair causes significant damage by breaking down proteins and fatty acids.
23 citations,
June 2014 in “International Journal of Cosmetic Science” Glyoxylic acid is a safer alternative to formaldehyde for hair straightening and effectively changes hair structure.
13 citations,
March 2019 in “Journal of cosmetic dermatology” Heat damages hair, with Asian hair losing more protein than Caucasian hair.
13 citations,
September 2017 in “International Journal of Cosmetic Science” Thioglycerol treatment at pH 9.0 with ammonia causes less hair damage and better waving than thioglycolic acid.
11 citations,
January 2012 in “Journal of cell science” Rac1 is essential for proper hair structure and color.