24 citations,
November 2015 in “Scientific reports” Human hair has a new region with ordered filaments and the cuticle contains β-keratin sheets.
8 citations,
March 2004 in “Mammalian genome” KAP genes are crucial for hair development and show both shared and unique traits in humans, chimpanzees, and baboons.
6 citations,
January 2022 in “Gene” Scientists found 53 keratin genes in yaks that are important for hair growth and share similarities with those in other animals.
10 citations,
May 2020 in “Journal of proteome research” Explosions don't stop hair proteins from being used to identify people.
May 2024 in “International Journal of Cosmetic Science” Disulfide bonds are crucial for hair's strength, especially when wet.
1 citations,
November 2022 in “Molecules/Molecules online/Molecules annual” Low-molecular weight hyaluronate can make damaged hair stronger.
March 2001 in “Clinics in Dermatology” Hair disease research is a growing and evolving field in dermatology, with recent significant advances.
9 citations,
June 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,
May 2020 in “Molecules/Molecules online/Molecules annual” Yak belly hair has higher porosity and is less stiff than human hair, making it absorb dye better but less suitable as a direct substitute for hair dyeing.
40 citations,
July 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” Growing hair follicles have high mitochondrial activity and ROS in specific regions, aiding hair formation.
2 citations,
February 2016 in “Journal of sol-gel science and technology” A small molecule can strengthen fine hair, making it more resistant and natural-feeling.
62 citations,
April 2009 in “Journal of structural biology” Hair curvature in Japanese people is linked to specific cell types and filament arrangements in the hair cortex.
August 2024 in “Cosmetics” K18® and Olaplex® both effectively repair bleached hair, improving its strength, smoothness, and overall health.
February 2023 in “European biophysics journal” 22 citations,
September 1982 in “Journal of ultrastructure research” Wool follicle cells are more complex than previously thought.
5 citations,
January 2018 in “International Journal of Trichology” Hair strength is similar across different scalp areas, and not affected by age, gender, or hair thickness.
Human hair can almost fully recover its structure within about 1,000 minutes after being stretched.
9 citations,
February 2022 in “Nature communications” Rare changes in the KRT82 gene are linked to a higher risk of Alopecia Areata.
30 citations,
January 2009 in “The scientific world journal/TheScientificWorldjournal” Hair is hard to dissolve because of its complex proteins, but certain solvents that break specific bonds and hydrate can do it.
13 citations,
January 2012 in “Dermatology” Eruptive vellus hair cysts are rare, benign skin lesions that are hard to treat.
January 2022 in “Journal of clinical and diagnostic research” A rare skin bump with tiny hairs was successfully removed from a man's face.
74 citations,
October 1998 in “Journal of biological chemistry/The Journal of biological chemistry” The 190-kbp domain contains all human type I hair keratin genes, showing their organization and evolution.
Hair keratin treatments can be harmful, potentially causing health issues like skin reactions and cancer.
20 citations,
January 2019 in “Journal of colloid and interface science” Modified keratin binds better to hair, especially bleached hair.
16 citations,
August 1992 in “Archives of dermatological research” Lab-grown nail cells show characteristics similar to natural nail and 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.
42 citations,
March 2010 in “The journal of investigative dermatology/Journal of investigative dermatology” Mutations in the KRT85 gene cause hair and nail problems.
32 citations,
February 1998 in “The journal of investigative dermatology/Journal of investigative dermatology” Two specific hair keratin genes are active during hair growth and decline as hair transitions to rest.
27 citations,
January 2018 in “Journal of Medicinal Food” Annurca apple supplement safely increases hair growth and keratin in humans.
16 citations,
January 2017 in “Physical chemistry chemical physics/PCCP. Physical chemistry chemical physics” The 3D structure of a key hair protein was modeled, revealing specific helical structures and stabilization features.