24 citations
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November 2015 in “Scientific reports” Human hair has a new region with ordered filaments and the cuticle contains β-keratin sheets.
1 citations
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October 2012 in “The Journal of Dermatology” A Korean girl developed kinky hair without known cause or effective treatment.
January 2016 in “Belarusian State Pedagogical University repository (Belarusian State Pedagogical University)” A 6-group geometric classification of human scalp hair is more reliable and objective for testing than an 8-group system.
1 citations
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July 1935 in “Nature” Animal hair can curl tightly on its own, especially in foxes, due to changes in keratin.
7 citations
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June 1967 in “Journal of Investigative Dermatology” Plucking hairs in a certain way can result in intact hair roots, not related to baldness.
65 citations
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May 2006 in “Journal of Structural Biology” Hair curliness is due to uneven distribution of different cortices within the hair fiber.
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.
37 citations
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June 2000 in “Experimental dermatology” The Lanceolate hair-J mutation in mice mimics human hair disorders like Netherton's syndrome.
50 citations
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March 2001 in “Clinics in dermatology” Human hair is complex and grows in cycles starting from embryonic life.
42 citations
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December 1990 in “The Journal of Dermatologic Surgery and Oncology” The study found that horizontal sections of scalp biopsies are better for analyzing hair loss, showing fewer hairs and more fine hairs in balding areas.
3 citations
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December 2013 in “Journal of Dermatology” Scanning electron microscopy revealed four distinct hair root shapes in alopecia areata, suggesting a less invasive diagnostic method.
139 citations
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July 1991 in “Journal of The American Academy of Dermatology” Understanding hair follicle anatomy helps diagnose hair disorders.
17 citations
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June 1990 in “PubMed” Hair varies in size and features depending on body region.
2 citations
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January 2017 in “Skin appendage disorders” Women with and without hair loss have similar amounts of exogen hairs, so these hairs are not a key factor in hair loss conditions.
69 citations
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May 1997 in “Veterinary Pathology” The angora mouse mutation causes long hair and hair defects due to a gene deletion.
55 citations
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February 2014 in “Journal of Structural Biology” Human hair has a complex, variable structure with a consistent matrix and double-twist pattern.
1 citations
,
August 2015 in “PubMed” Human hair's strength comes from a honeycomb-like structure and macrofibrils.
22 citations
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July 2012 in “International Journal of Trichology” Miniaturized hairs stay connected to muscle in alopecia areata, allowing possible regrowth, but not in androgenetic alopecia.
January 2018 in “Figshare” Horizontal sections of scalp biopsies are useful for telling the difference between Androgenetic Alopecia and Alopecia Areata.
1 citations
,
January 2024 in “Annals of Dermatology” Examining hair shape can help predict Alopecia Areata's progression.
6 citations
,
April 2001 in “The Anatomical Record” A new method using hair pores can help align skin grafts better, improving results.
15 citations
,
July 2004 in “Journal of morphology” Monotreme hair structure and protein distribution are similar to other mammals, but their inner root sheath cornifies differently, suggesting a unique evolution from reptile skin.
1 citations
,
July 2023 in “Cureus” A rare hair disorder with multiple hairs from one follicle was found on a patient's abdomen.
April 2017 in “Journal of Dermatological Science” Asymmetric hair follicle differentiation causes the unique shape of kinky hair.
March 2024 in “Journal of clinical medicine” Trichoscopy shows hair diameter variability, vellus hairs, and the peripilar sign are key indicators for diagnosing Androgenetic Alopecia.
3 citations
,
October 1994 in “Medical Molecular Morphology” The lower part of rat vibrissa hair gets more blood and is well-protected for growth.
February 2024 in “JAAD International” Measuring the variety in hair thickness can help diagnose male pattern baldness in Korean men.
13 citations
,
December 1983 in “Canadian journal of zoology” Heterotypic cell contacts likely help hair matrix cells differentiate during mouse hair follicle development.
1 citations
,
October 2022 in “Dermatology practical & conceptual” Isolated patchy heterochromia with pili annulati can occur without other health issues.
3 citations
,
July 2003 in “PubMed” The research found a way to measure hair surface changes by analyzing how light reflects off of it, and determined hair cuticle angles vary by hair length and color.