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.
19 citations,
July 2018 in “ACS biomaterials science & engineering” Bleaching and combing damage hair's surface and mechanical properties.
19 citations,
July 1964 in “PubMed” Hair follicle cells become four types: medulla, cortex, cuticle, and inner root sheath.
17 citations,
January 2019 in “International journal of biological sciences” Researchers used CRISPR/Cas9 to create a goat with a gene that increased cashmere production by 74.5% without affecting quality.
17 citations,
December 2010 in “Journal of Investigative Dermatology” Flightless I protein affects hair growth, with low levels delaying it and high levels increasing hair length in rodents.
15 citations,
February 1999 in “The anatomical record” Some mutant mice have hair with abnormal cross-linking, mainly in the cuticle, not affecting other hair parts.
14 citations,
September 2018 in “International Journal of Molecular Sciences” Mackerel-derived fermented fish oil helps hair grow by activating growth pathways and increasing cell proliferation.
14 citations,
January 1996 in “Journal of Forensic Sciences” Hair can absorb and transfer opiates when soaked in water, with damaged hair absorbing more.
14 citations,
September 1954 in “Textile Research Journal” Hair absorbs different substances from solutions based on pH levels.
13 citations,
March 2020 in “Genes” Disrupting the FGF5 gene in rabbits leads to longer hair by extending the hair growth phase.
13 citations,
March 2006 in “International Journal of Cosmetic Science” The study found that a polymer treatment changes the charge on hair surfaces, making bleached hair smoother and less porous.
13 citations,
October 2002 in “Journal of Investigative Dermatology” The upper half of a human hair follicle can grow a new hair in a mouse, but success is rare.
11 citations,
February 2019 in “Frontiers in Physiology” Hair properties are interconnected; a comprehensive, cross-disciplinary approach is essential for understanding hair behavior.
11 citations,
January 2006 in “International Journal of Cosmetic Science” Some oils can penetrate hair and reduce the stickiness between fibers, but mineral oil cannot.
10 citations,
January 1994 Hair can be straightened using different chemicals, not just strong alkali.
9 citations,
September 2016 in “Medical Clinics of North America” Eating less and exercising more, with personalized diet plans and realistic goals, can lead to weight loss and better health, but more research is needed for long-term success.
8 citations,
November 2019 in “Clinical Science” High DHA levels delay wound healing and worsen skin repair quality.
8 citations,
May 2004 in “Textile Research Journal” Scientists made antibodies to tell cashmere and wool apart, which could improve how we identify animal fibers.
7 citations,
August 2009 in “Applied Mathematics and Mechanics-English Edition” Hair fibers have fractal patterns with properties related to the golden mean, which may affect their functionality.
7 citations,
January 2001 in “Comprehensive series in photosciences” UV radiation significantly damages hair, especially with humidity, making it more vulnerable to further damage.
7 citations,
January 1995 Silicone pretreatment protects hair from damage and reduces color fading without interfering with bleaching or dyeing.
6 citations,
January 2016 in “Environmental footprints and eco-design of products and processes” The industry should promote pure luxury hair fibers, improve technology, and diversify products to support growers and ensure sustainable use.
6 citations,
December 1966 in “Textile Research Journal” Animal hair fibers like wool and mohair are strong when dry, but vicuna fibers are very brittle.
5 citations,
November 2022 in “Genetics selection evolution” Low-coverage sequencing is a cost-effective way to find genetic factors affecting rabbit wool traits.
5 citations,
February 2020 in “European Food Research and Technology” African baobab fruit is a good source of antioxidants and micronutrients, but too much can cause laxative effects.
4 citations,
March 2016 in “Small ruminant research” Vicuña wool's quality is due to a high density of fine secondary hair follicles, and their skin glands may be used for communication.
4 citations,
December 2009 in “Elsevier eBooks” Breadfruit is nutritious and has potential health and medicinal benefits, but is currently underused.
4 citations,
October 2008 in “International Journal of Dermatology” A toddler's chronic finger ulcer was successfully treated after removing a hair causing hair-thread tourniquet syndrome.
3 citations,
August 2020 in “Animals” Researchers found a way to grow cashmere goat hair cells in a lab and discovered that certain conditions improve these cells' growth and characteristics.
3 citations,
December 2018 in “Routledge eBooks” Hair is made of strong keratin fibers that protect against the environment.