1 citations
,
January 2007 in “AIP conference proceedings” High-resolution x-ray images showed three main structures in human hair: medulla, cortex, and cuticle.
12 citations
,
September 2010 in “Clothing and Textiles Research Journal” Poplar seed hair fibers could be an eco-friendly insulation for textiles.
91 citations
,
December 2000 in “The journal of cell biology/The Journal of cell biology” Scientists successfully created mouse hair proteins in the lab, which are stable and similar to natural hair.
27 citations
,
December 1997 in “Archives of Dermatological Research” Rat dermal papilla cells have unique properties and interact differently with their environment compared to other skin cells.
5 citations
,
March 2012 in “Microscopy Research and Technique” UVB radiation changes the chemical makeup and dries out human hair but doesn't alter its appearance or texture.
Trichohyalin, a protein from pig tongue, was purified and found to have a filamentous structure.
July 2025 in “Bioma Berkala Ilmiah Biologi” Wild boar skin from Timor Island has three layers with various structures like hair follicles and glands.
52 citations
,
March 2015 in “Tissue Engineering Part C Methods” 3D images of skin show collagen is evenly spread, but elastic fibers are fewer near hair follicles.
578 citations
,
April 1993 in “Cell” TGFα gene mutation in mice causes abnormal skin, wavy hair, curly whiskers, and sometimes eye inflammation.
October 2025 in “Journal of the Korean Society of Cosmetology” Dandelion extract mist protects hair from heat damage and improves styling.
52 citations
,
February 2005 in “Biopolymers” Chemical hair straightening changes hair proteins and mostly fixes broken bonds.
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.
42 citations
,
April 2008 in “Acta materialia” Different ethnicities and treatments affect human hair strength and structure.
11 citations
,
July 2021 in “Sustainability” Concrete made from animal bones and human hair is stronger and more environmentally friendly than traditional concrete.
4 citations
,
April 1989 in “The Journal of Dermatology” Trichohyalin granules help inner root sheath cells in hair follicles harden by integrating with keratin filaments.
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.
1 citations
,
January 2024 in “Scientific reports (Nature Publishing Group)” Human hair was used to make biodegradable plastic films that could be useful for packaging and disposable products.
48 citations
,
August 2001 in “Experimental dermatology” Researchers created a quick, cost-effective way to make skin-like tissue from hair follicles and fibroblasts.
July 2019 in “Ferroelectrics” More human hair protein makes the films weaker and less clear.
December 2021 in “Cosmetics” 55 citations
,
August 2013 in “PloS one” Genetic differences between young and old Tan sheep explain why their fleece changes from curly to straight as they age.
15 citations
,
January 2011 in “International journal of trichology” Using a hot iron on wet hair can cause dry, brittle hair with air bubbles inside.
September 2017 in “Journal of Investigative Dermatology” Hair care products used for 4 weeks made hair smoother.
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.
3 citations
,
January 2021 in “Wear” Hair's resistance to wear varies by ethnicity and treatment, with less wear indicating stronger hair.
January 2006 in “Journal of Liaoning University of Petroleum & Chemical Technology” December 2010 in “Journal of Oriental Medicine” Black bean, wheat, and rice bran extracts can improve hair growth and quality.
September 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” SELP::KP improves hair strength, elasticity, and health, making it a promising hair cosmetic.
3 citations
,
March 2024 in “Discover Applied Sciences” Spirulina proteins can improve hair smoothness and strength in hair care products.
24 citations
,
November 2015 in “Scientific reports” Human hair has a new region with ordered filaments and the cuticle contains β-keratin sheets.