A new system for classifying curly hair types using precise measurements can improve hair care products and cultural inclusion.
January 2013 in “Sen'i Gakkaishi” Microfibrils are key for permanent waves, and hydrolyzed keratin improves wave formation and hair condition.
January 2013 in “Transactions of the Materials Research Society of Japan” CMADK reduces hair damage from bleaching and permanent waving.
200 citations,
November 1997 in “Planta” Calcium affects where root hairs grow, but other unknown factors determine their growth direction.
140 citations,
August 2011 in “Biomaterials” Keratose, derived from human hair, is a non-toxic biomaterial good for tissue regeneration and integrates well with body tissues.
126 citations,
January 1987 in “Journal of The American Academy of Dermatology” The document concludes that understanding hair structure is key to diagnosing hair abnormalities and recommends gentle hair care for management.
62 citations,
January 2003 in “Dermatology” Sunlight worsens hair loss; protect scalp.
48 citations,
May 2015 in “NPJ microgravity” A 3-month stay in space causes skin thinning, disrupts hair growth, and changes muscle-related genes in mice.
43 citations,
January 2013 in “Indian Journal of Dermatology, Venereology and Leprology” The article concludes that advancements in hair cosmetics require dermatologists to stay informed about products and their potential risks, including allergies and higher risks for hairdressers.
42 citations,
March 2008 in “Molecular and Cellular Endocrinology” Hormones and neuroendocrine factors control hair growth and color, and more research could lead to new hair treatment options.
35 citations,
June 2017 in “Pharmaceutical research” Researchers developed a model that shows hair follicles increase skin absorption of caffeine by 20%.
29 citations,
August 2005 in “Biopolymers” L-cysteine slows down the breaking of bonds in hair due to electrostatic interactions.
24 citations,
June 2020 in “Industrial Crops and Products” Activated carbon fibers from Metaplexis japonica seed hair are highly effective for removing the dye methylene blue from water.
20 citations,
July 2010 in “Skin Research and Technology” Aging makes hair thinner and rougher, with less clear edges.
20 citations,
January 2003 in “Journal of oleo science” Chemical treatments and daily stresses damage hair, especially the cuticle layer.
20 citations,
July 1988 in “Clinics in dermatology” Thioglycolate lotions are the most popular method for permanent waving and hair straightening.
18 citations,
February 2015 in “Acta Crystallographica Section D: Structural Biology” The study concludes that certain domains in Clostridium histolyticum enzymes are structurally unique, bind calcium to become more stable, and play distinct roles in breaking down collagen, with potential applications in medicine and drug delivery.
14 citations,
October 2000 in “Genomics” Rat dermal papilla cells have unique genes crucial for hair growth.
13 citations,
January 2012 in “International journal of trichology” The study found that hair fragility in Pili annulati may be caused by cavities and damage within the hair shafts.
12 citations,
November 1987 in “Pediatric dermatology” Four children had unmanageable pale blond hair due to uncombable-hair syndrome.
9 citations,
January 1981 in “Australian journal of biological sciences” Lambs fed a liquid diet showed abnormal wool and skin, which improved with more B-vitamins, suggesting a link to B-vitamin deficiency.
8 citations,
July 2011 in “Animal science journal” Keratin 33A is a key protein in goat winter coats, especially in high-producing breeds.
7 citations,
August 2018 in “Journal of cosmetic dermatology” Chemical hair straightening improves smoothness and shine but may cause side effects, suggesting a need for safer methods.
7 citations,
June 2017 in “Omics” The study developed a method to analyze ancient hair proteins using very small samples.
6 citations,
February 2013 in “Veterinary Dermatology” A young cat had a rare hair condition with twisted hair shafts but stayed healthy.
5 citations,
February 2019 in “PloS one” Bald thigh syndrome in sighthounds is caused by structural defects in hair shafts due to downregulated genes and proteins.
4 citations,
January 2021 in “Skin appendage disorders” Hair straightening can damage hair and pose health risks, including exposure to carcinogens and hair loss.
4 citations,
November 2014 The skin protects the body, regulates temperature, senses touch, and makes vitamin D.
3 citations,
January 2021 in “Wear” Hair's resistance to wear varies by ethnicity and treatment, with less wear indicating stronger hair.
1 citations,
January 2013 in “Chronicles of young scientists” Immuno-cosmeceuticals from chicken egg yolk can effectively repair and improve damaged hair.