40 citations
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February 1990 in “Journal of The American Academy of Dermatology” A 17-year-old developed woolly hair nevus in adolescence, which is unusual, and over time the hair darkened and straightened slightly, but microscopic changes persisted.
January 1985 in “OhioLink ETD Center (Ohio Library and Information Network)” 210 citations
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February 2008 in “Nature genetics” Mutations in the P2RY5 gene cause autosomal recessive woolly hair.
63 citations
,
October 1972 in “British Journal of Dermatology” Women with thinning hair have thinner hair strands than women without hair loss.
2 citations
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July 2019 in “Cosmetics” Beautiful hair is flexible and elastic due to its unique double-layered structure and can be enhanced with succinic acid treatment.
1 citations
,
January 2015 in “International journal of trichology (Print)” A single long white eyelash is a rare but benign condition.
July 2024 in “Journal of Investigative Dermatology” 9 citations
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January 1989 in “Journal of Small Animal Practice” Abyssinian cats can have a hair abnormality that makes their coat look rough and dull.
1 citations
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July 2008 in “Expert Review of Dermatology” Normal hair thickness varies by scalp area and a mix of hair thicknesses is typical in healthy individuals.
9 citations
,
September 2012 in “Journal of Cosmetic Dermatology” Hair capacitance mapping effectively measures hair surface moisture changes.
Different treatments change the strength and flexibility of human hair.
63 citations
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December 1998 in “Biochimica et Biophysica Acta (BBA) - Protein Structure and Molecular Enzymology” The study improved understanding of keratin fiber structure by showing consistent microfibril diameter but varying distances and electron density profiles.
Sheep can lose wool quickly due to stress, but it doesn't cause itching or pain.
February 2023 in “Zenodo (CERN European Organization for Nuclear Research)”
March 2026 in “Journal of Skin and Sexually Transmitted Diseases” Long hair can cause hair loss in the middle of the scalp, and cutting it shorter helps.
1 citations
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August 1992 in “Proceedings annual meeting Electron Microscopy Society of America” Mammoth hair from different ages shows distinct surface textures and elemental compositions.
2 citations
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January 2001 in “Dermatologic Surgery” Poliglecaprone 25 is better than steel staples for hair transplant surgery, causing less discomfort and finer scars.
25 citations
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November 2012 in “Thermochimica Acta” Internal lipids in keratin fibers, like wool and hair, reduce water absorption and release.
4 citations
,
April 2022 in “Animals” Outdoor living and omega-3 supplements improve rabbit fur quality.
Tan sheep's unique fur traits are determined during the embryonic stage by specific genes.
41 citations
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January 2001 in “Journal of Investigative Dermatology” 78 citations
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May 2012 in “Journal of Investigative Dermatology” A specific gene mutation causes woolly hair and hair loss.
1 citations
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January 2020 in “Qucosa (Saxon State and University Library Dresden)” Fine hair on bovine leathers is hard to remove, lowering leather quality and value, but can be managed with specific processing methods.
November 2025 in “Skin Health and Disease” Autosomal recessive woolly hair is rare and involves tightly coiled hair without other health issues.
61 citations
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April 2012 in “British Journal of Dermatology” Caucasian women's hair appears thickest in their 20s, with perceived thinning after mid-30s due to both decreasing density and diameter.
October 2023 in “Cell & bioscience” A special gene region controls the re-emergence of a primitive wool type in Merino sheep, improving their wool yield and adaptability.
1 citations
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May 2024 in “PLoS ONE” Horse hair follicles can be stored at cool or room temperature for a week without losing RNA quality.
1 citations
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April 2021 in “IntechOpen eBooks” The PCR technique can identify genetic differences in a wool-related gene among different sheep breeds, which may help improve wool and pelt quality.
1 citations
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August 2024 in “Animals” KRT85 gene variations can help improve wool traits in sheep through selective breeding.
A runner developed tangled armpit hairs from shirt friction, preventable by shaving or wearing smooth shirts.