4 citations
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January 1981 in “PubMed” Hair medullary cells in mammals vary in complexity, with humans having more structured cells similar to inner root sheath cells.
45 citations
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December 2007 in “The FASEB journal” There are two types of stem cells in rodent hair follicles, each with different keratin proteins.
57 citations
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May 2007 in “Nature” Adult mice can grow new hair from skin wounds.
15 citations
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August 2015 in “Scanning” Corkscrew and cigarette-ash-shaped hairs in tinea capitis are caused by internal hair degradation and external resistance.
77 citations
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July 2020 in “Cell” Muscles and nerves that cause goosebumps also help control hair growth.
11 citations
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January 1977 in “Archives of dermatological research” Mouse tail skin has different keratinization near hair follicles and scales.
46 citations
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January 1988 in “PubMed” Hair follicle mites might spread harmful microorganisms.
745 citations
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February 1992 in “Trends in genetics” Hair follicles create different cell layers and proteins, controlled by various molecules.
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.
23 citations
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May 2005 in “British Journal of Cancer” Plucked human hair can be used to study drug effects on certain cell markers.
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May 1995 in “The journal of investigative dermatology/Journal of investigative dermatology” 8 citations
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September 2011 in “Scanning” Multiphoton microscopy effectively images mouse skin layers and structures.
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January 1990 14 citations
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September 2019 in “Forensic Science International Genetics” Hair keratin proteins can be reliably identified in hair as short as 0.12 cm, with 0.5 to 2 cm being the best length for analysis.
November 2025 in “Nature Communications” Hair growth may involve a pulling force from the outer root sheath.
8 citations
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October 2024 in “Developmental Cell”
40 citations
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June 2013 in “Biomaterials” Scientists created 3D hair-like structures that could help study hair growth and test treatments.
12 citations
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November 2014 in “PLOS Computational Biology” The study concluded that hair growth in mice is regulated by a stable interaction between skin cell types, and disrupting this can cause hair loss.
2 citations
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January 2010 Tianzhu white yak hair varies in structure and density between fuzz and coarse hair.
May 1988 in “Journal of Forensic Sciences” A new method accurately determines hair blood type and can be used on dust samples.
30 citations
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April 2017 in “Journal of structural biology” Human hair keratin fibers have a detailed nano-scale structure that changes with different conditions.
November 2024 in “Journal of Microscopy” Human hair varies in structure based on curl type, with high curl hair showing the most differences.
6 citations
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August 1937 in “Journal of the Society of Chemical Industry”
January 2023 in “Figshare” Mouse skin and hair aging starts at 200 days, with changes in hair follicles and more white hairs as signs of aging.
6 citations
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January 2020 in “Methods in molecular biology” The method successfully isolates cells that are important for hair growth and could help study hair loss.
1 citations
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August 2024 in “Journal of Morphology” Mammary glands evolved from hair organs in Monodelphis domestica.
25 citations
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April 2008 in “Archives of Dermatological Research” Encapsulated human hair cells can substitute for natural hair cells to grow hair.
23 citations
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December 1991 in “Annals of the New York Academy of Sciences” Balding scalps slow down hair growth.
September 2016 in “Journal of dermatological science” The conclusion is that the variation in hair thinness in patients is mostly due to the amount of underdeveloped hairs, and treatments that thicken fine hairs might work for those with mild to severe conditions.
15 citations
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January 1992 in “Sen'i Gakkaishi” The Cell Membrane Complex in hair has both water-attracting and water-repelling layers.