37 citations,
October 2015 in “PeerJ” Perming significantly changes hair's molecular structure, while shampoo and conditioner do not.
1 citations,
June 2023 in “Journal of applied crystallography” The technique showed that human hair has two main parts, with 68% being rigid and the rest flexible, and water swelling affects its structure.
24 citations,
November 2015 in “Scientific reports” Human hair has a new region with ordered filaments and the cuticle contains β-keratin sheets.
27 citations,
November 2007 in “Genomics” Mutations in specific keratin genes cause improper hair structure in mice due to faulty keratin protein assembly.
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.
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.
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.
14 citations,
January 2012 in “Proteins” Electrostatic interactions mainly stabilize the binding of peptides to hair keratin.
12 citations,
September 2013 in “BMC Biophysics” Keratin filaments' elasticity is influenced by their terminal domains and surrounding medium.
11 citations,
April 2022 in “Biophysical Journal” Disulfide bonds in keratin fibers break more easily under stress, especially when wet, affecting fiber strength.
115 citations,
August 2014 in “Jo'jig gonghag gwa jaesaeng uihag/Tissue engineering and regenerative medicine” Human hair keratin can be used in many medical applications.
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.
51 citations,
September 2012 in “Biomacromolecules” Disulfide bonds make keratin in hair stronger and tougher.
38 citations,
November 2020 in “International journal of biochemistry & cell biology” Keratin proteins are essential for keeping the cells in the human colon healthy and stable.
15 citations,
January 2018 in “Advances in experimental medicine and biology” Keratin proteins are crucial for hair growth and structure.
3 citations,
December 2021 in “Materials today communications” A new film made from human hair supports skin cell growth better than collagen.
December 2023 in “The journal of physical chemistry. B (1997 : Online)” Human hair keratin might be good for filtering out harmful substances from water.
October 2023 in “Animal production science” Vitamin A deficiency changes cattle hair structure, while pregnancy may improve it, suggesting hair can indicate cattle health.
April 2018 in “bioRxiv (Cold Spring Harbor Laboratory)” A gene variant causes patched hair loss in mice, similar to alopecia areata in humans.
19 citations,
January 2009 in “International review of cell and molecular biology” Hair's strength and flexibility come from its protein structure and molecular interactions.
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.
189 citations,
July 2009 in “The Journal of clinical investigation/The journal of clinical investigation” Epidermolysis bullosa simplex causes easily blistered skin due to faulty skin cell proteins, leading to new treatment ideas.
5 citations,
February 2022 in “Biophysical journal” The model shows that filament flexibility and amino acid differences affect how fast intermediate filament proteins assemble.
19 citations,
July 2020 in “EBioMedicine” A gene variant increases the risk of a type of hair loss by affecting hair protein production.
9 citations,
January 2022 in “Theranostics” Collagen XVII is important for skin aging and wound healing.
8 citations,
November 2022 in “International Journal of Cosmetic Science” Human hair varies widely and should be classified by curl type rather than race.
Human hair keratins can be turned into useful 3D biomedical scaffolds through a freeze-thaw process.
8 citations,
January 2020 in “PeerJ” Alopecia Areata causes significant structural and compositional changes in hair.
1 citations,
February 2023 in “International Journal of Molecular Sciences” The fascial layer is a promising new target for wound healing treatments using biomaterials.
Black hair's diversity in patterns and textures is influenced by follicle shape and keratin, and it holds cultural, artistic, and mathematical significance.