107 citations
,
October 2014 in “PeerJ” Hair's molecular structure is mostly consistent, but genetic differences affect lipid types, which could help diagnose diseases.
54 citations
,
November 1986 in “Journal of the American Academy of Dermatology” Generalized trichoepitheliomas with hair loss may indicate myasthenia gravis.
22 citations
,
November 2014 in “Proteins Structure Function and Bioinformatics” Cysteines in wool fibers are accessible and form important disulfide bonds.
14 citations
,
May 2017 in “Journal of Investigative Dermatology” A rare gene mutation causes skin fragility and itching without affecting hair or nails.
1 citations
,
December 2023 in “Indian Dermatology Online Journal” Steatocystoma multiplex causes recurring skin cysts and needs early recognition for better management.
January 2026 in “International Journal of Molecular Sciences” S100a4 is key for hair growth in cashmere goats.
January 2026 in “International Journal of Biological Macromolecules” Small KP peptide improves hair without reducing agents, while larger proteins need them for better results.
July 2021 in “Plastic and reconstructive surgery. Global open” Radiation therapy in breast cancer patients changes gene expression related to DNA damage, fibroblast growth, and hair follicle development, which could help improve treatment for radiation-induced fibrosis.
Hair can't be as strong as Rapunzel's because it's impractical to scale up due to defects.
March 2007 in “Journal of Cell Science” K10 may not prevent tumors as previously thought and might increase benign tumor risk.
44 citations
,
January 2017 in “Journal of Investigative Dermatology” Mutations in the KLHL24 gene cause skin blistering in epidermolysis bullosa simplex.
25 citations
,
September 2014 in “SpringerPlus” Sheep have a unique gene, KAP8-2, that humans don't have, which may affect wool properties.
8 citations
,
March 2020 in “Colloids and surfaces. B, Biointerfaces” Heating hair proteins changes their structure and may improve their blood clotting ability.
December 2025 in “Rapid Communications in Mass Spectrometry” Pepsin digestion improves accuracy in analyzing proteins in human hair.
May 2024 in “Proteome science” Bleaching damages hair by reducing the quality of keratin and keratin-associated proteins.
29 citations
,
October 2017 in “Journal of proteomics” The research found specific proteins that affect fiber characteristics and hair growth in sheep and goats.
4 citations
,
July 2020 in “Journal of proteomics” Hair protein composition is similar across different races and shapes.
January 2025 in “Kuwait Journal of Science” KRT71 gene variants may influence camel hair shape but don't fully explain it.
65 citations
,
March 2017 in “Experimental Dermatology” Curly hair is influenced by specific genetic variations.
34 citations
,
July 2020 in “American journal of human genetics” Changes in the SREBF1 gene cause a rare genetic skin and hair disorder.
7 citations
,
May 2022 in “PLOS ONE” Certain genes and pathways are linked to the production of finer and denser wool in Hetian sheep.
6 citations
,
August 2023 in “BMC genomics” The study found that genetic differences related to hair growth and other traits help cashmere goats adapt to high-altitude environments.
2 citations
,
December 2023 in “International journal of molecular sciences” Understanding keratinization is crucial for treating skin conditions like ichthyoses and psoriasis.
May 2025 in “Frontiers in Veterinary Science” Cashmere quality differences are due to gene expression variations affecting hair development and adaptation to cold.
May 2025 in “Journal of Extracellular Vesicles” Erythrocyte extracellular vesicles help hair growth and skin health.
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.
1 citations
,
July 2023 in “Journal of developmental biology” Bird foot scales develop differently and can repair but not fully regenerate due to the lack of specialized stem cell areas.
The KRT84 gene is linked to better wool quality in Gansu Alpine Fine-wool sheep.
November 2023 in “BMC genomics” The study concluded that the arachidonic acid pathway and the protein KRT79 play a role in determining the fineness of cashmere.
61 citations
,
July 2011 in “PLOS ONE” Spermidine may help reduce hair loss and deserves further testing as a treatment.