191 citations,
November 1959 in “Annals of the New York Academy of Sciences” Hair and wool have complex microscopic structures with microfibrils and varying cystine content.
40 citations,
May 2016 in “Proceedings of the National Academy of Sciences of the United States of America” Changes in keratin make hair follicles stiffer.
3 citations,
August 2022 in “Archives animal breeding/Archiv für Tierzucht” Certain genetic changes in the KAP22-1 gene are linked to better wool quality in Egyptian sheep.
January 2023 in “Czech Journal of Animal Science” Proteins influence the quality and traits of cashmere goat fleece, affecting hair strength and diameter.
7 citations,
June 2017 in “Gene” Overexpression of FGF5s makes Chinese Merino sheep grow longer and heavier wool.
January 2024 in “Authorea (Authorea)” Using laccase to add poly(tyrosine) to wool makes it less likely to shrink and stronger.
7 citations,
July 2019 in “Animals” The KRTAP21-1 gene affects wool yield and can help improve wool production.
A new system for classifying curly hair types using precise measurements can improve hair care products and cultural inclusion.
8 citations,
November 2022 in “International Journal of Cosmetic Science” Human hair varies widely and should be classified by curl type rather than race.
7 citations,
May 2022 in “PLOS ONE” Certain genes and pathways are linked to the production of finer and denser wool in Hetian sheep.
The KRTAP36-2 gene in sheep affects wool yield.
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.
12 citations,
January 2014 in “Cell structure and function” Different combinations of human hair keratins affect how hair fibers form.
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.
117 citations,
August 2005 in “Ultramicroscopy” Human hair's strength and flexibility vary by ethnicity, damage, and treatment.
1 citations,
September 2023 in “Animals” A new goat gene affects cashmere fiber thickness; certain variations can make the fibers coarser.
14 citations,
June 2022 in “BMC genomics” Key genes crucial for sheep hair follicle development were identified, aiding fine wool breeding and human hair loss research.
1 citations,
November 2022 in “Molecules/Molecules online/Molecules annual” Low-molecular weight hyaluronate can make damaged hair stronger.
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.
February 2022 in “Fibers” Scientists created a non-toxic, sugar-based hair product that can style hair without damage.
2 citations,
December 2019 in “Textile Research Journal” L-cysteine and ultrasound successfully improved rabbit hair fibers for industrial use.
31 citations,
March 2013 in “Gene” Signaling pathways are crucial for hair growth in goats.
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.
4 citations,
April 2019 in “Cosmetics” Hair stiffness is higher when it has more para-like cortical cells.
3 citations,
January 2021 in “Wear” Hair's resistance to wear varies by ethnicity and treatment, with less wear indicating stronger hair.
6 citations,
October 2016 Understanding how keratin structures in hair are arranged and interact is key for creating methods to extract and purify them.
Understanding hair surface properties is key for effective hair care products.
October 2023 in “Animal production science” Vitamin A deficiency changes cattle hair structure, while pregnancy may improve it, suggesting hair can indicate cattle health.
98 citations,
October 2012 in “Dermatologic Clinics” Eating the right nutrients can improve hair health, but taking extra supplements usually doesn't help unless you have a deficiency.
16 citations,
April 2012 in “Journal of mammalogy” Young female Australian fur seals are losing hair due to low tyrosine and zinc levels and high pollution exposure.