271 citations,
March 1999 in “Developmental biology” The research shows that a gene called Wnt3 affects hair growth and structure, causing short hair and balding when overactive.
106 citations,
February 2014 in “eLife” Lanceolate complexes in mouse hair follicles are essential for touch and depend on specific cells for maintenance and regeneration.
86 citations,
December 2001 in “Experimental dermatology” Mutant mice help researchers understand hair growth and related genetic factors.
72 citations,
July 2003 in “Journal of cosmetic dermatology” Frequent hair coloring and styling can damage hair and cause breakage or loss.
52 citations,
October 2012 in “Journal of Dermatological Science” The document concludes that mouse models are crucial for studying hair biology and that all mutant mice may have hair growth abnormalities that require detailed analysis to identify.
51 citations,
January 2007 in “The journal of investigative dermatology/Journal of investigative dermatology” Scientists discovered a unique hair protein, KAP24.1, with a special structure, found only in the upper part of hair cuticles.
50 citations,
March 2001 in “Clinics in dermatology” Human hair is complex and grows in cycles starting from embryonic life.
42 citations,
January 2011 in “Journal of Biomedical Optics” Infrared and Raman imaging can non-destructively analyze hair structure and help diagnose hair conditions.
22 citations,
July 2004 in “International Journal of Cosmetic Science” UV radiation and visible light can damage hair, but there are ways to protect it.
19 citations,
May 2008 in “Applied spectroscopy” Human hair has different protein structures in its cuticle and cortex.
15 citations,
July 2004 in “Journal of morphology” Monotreme hair structure and protein distribution are similar to other mammals, but their inner root sheath cornifies differently, suggesting a unique evolution from reptile skin.
9 citations,
April 2019 in “Journal of structural biology” Hair's internal fibers are arranged in a pattern that doesn't let much water in, and treatments like oils and heat change how much water hair can absorb.
6 citations,
June 2013 in “International Journal of Cosmetic Science” Lipids are crucial for maintaining hair structure and health.
1 citations,
March 2014 in “Journal of Innovative Optical Health Sciences” Hair structure worsens as tumors grow in mice.
September 2024 in “Skin Research and Technology” AFM can help diagnose lichen planopilaris by identifying specific hair structure changes.
February 2024 in “Medicina” AFM can diagnose hair disorders by revealing detailed hair surface changes.
September 2023 in “Journal of Natural Fibers” Drying hair with a microfiber towel better maintains hair strength and structure than using a cotton towel or blow-drier.
December 1991 in “Annals of the New York Academy of Sciences” Keratin proteins are crucial for hair structure and strength.
86 citations,
January 1996 in “Clinics in dermatology” Hair can be damaged by daily routines, but protein-based products can protect and improve it.
33 citations,
July 2007 in “Journal of cell science” Miz1 is essential for proper hair structure and growth.
21 citations,
July 2010 in “International Journal of Cosmetic Science” Older people's hair becomes less shiny because it gets more uneven and curved.
10 citations,
September 2020 in “Biopolymers” Hair's structure and properties change with pH; acidic pH maintains strength and less swelling, while alkaline pH increases water content and swelling.
5 citations,
September 2015 in “BMC Medical Genetics” The EDAR gene mutation leads to thinner and more deformed hair shafts.
October 2024 in “Cosmetics” ATG effectively reduces hair frizz without damaging hair strength.
47 citations,
September 2011 in “Acta biomaterialia” Protein composition greatly affects the function of keratin biomaterials.
4 citations,
January 2015 in “Sen'i Gakkaishi” Hair and wool strength is affected by the number and type of bonds in their protein structures, with hair having more protein aggregates than wool.
Understanding hair surface properties is key for effective hair care products.
1 citations,
July 2015 in “PubMed” Human hair's strength comes from a honeycomb-like structure and macrofibrils.
43 citations,
August 2008 in “Regenerative Medicine” Scientists created early-stage hairs from mouse cells that grew into normal, pigmented hair when implanted into other mice.
27 citations,
May 2019 in “Cosmetics” The hair cuticle is made of tough proteins that protect the hair, but more research is needed to fully understand its structure.