45 citations
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December 1991 in “Annals of the New York Academy of Sciences” Adhesion molecules are crucial for the development of feathers and hair.
98 citations
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December 1991 in “Annals of the New York Academy of Sciences” Keratin gene regulation is similar across mammals, affecting hair follicle differentiation.
18 citations
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February 1992 in “Molecular Biology Reports” A specific type II hair keratin was identified and found in hair cortex and tongue cells.
124 citations
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December 1988 in “Differentiation” Trichocytic differentiation starts in cells with epithelial cytokeratins, transitioning to trichocytic cytokeratins in hair and gradually in nails.
10 citations
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July 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” Human nails and hair follicles have similar gene activity, especially in the cells that contribute to their growth and development.
January 2025 in “Animal Science Journal” Golden takin's hair structure is adapted to maintain body temperature in harsh winters.
7 citations
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January 2017 in “Sub-cellular biochemistry/Subcellular biochemistry” 31 citations
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September 1996 in “Differentiation” The upper dermal sheath can regenerate hair in rats.
7 citations
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February 1962 in “Experimental Biology and Medicine” Male and female mice have different lipid compositions in their skin during hair growth cycles.
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January 1990 19 citations
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May 2016 in “Matrix Biology” Deleting a specific protein in skin cells disrupts normal hair growth and development.
January 2000 in “Medical Entomology and Zoology”
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February 2014 in “Experimental Cell Research” The conclusion is that teeth, hair, and claws have similar stem cell niches, which are important for growth and repair, and more research is needed on their regulation and potential markers.
27 citations
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February 1991 Cuticle damage doesn't affect hair's tensile strength; the cortex is responsible for it.
17 citations
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February 1987 in “Journal of the American Academy of Dermatology” The hair cuticle acts as a barrier against fungal infection, which occurs only deep within the hair follicle.
6 citations
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August 1937 in “Journal of the Society of Chemical Industry” 14 citations
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May 2022 in “Stem cell reports” The study created hair-bearing skin models that lack a key protein for skin layer attachment, limiting their use for certain skin disease research.
July 2023 in “Research Square (Research Square)” Skin's uneven surface and hair follicles affect its stress and strain but don't change its overall strength, and help prevent the skin from peeling apart.
January 2004 in “uO Research (University of Ottawa)” Claudin 6 is crucial for normal skin and hair development.
198 citations
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November 1989 in “The Journal of Cell Biology” Keratin K14 expression varies between hair follicles and epidermis, affecting cell differentiation.
January 2007 in “Zhonghua shiyan waike zazhi” Basal layer skin cells help form the epidermis and hair follicles.
April 2017 in “Journal of Investigative Dermatology” Early and late matrix progenitors in hair follicles create different cell layers, with early ones forming the companion layer and later ones forming the inner root sheath and hair shaft.
50 citations
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September 1997 in “Developmental Biology” 75 citations
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October 1999 in “Differentiation” Mouse keratin 6 isoforms have different expression patterns in various tissues.
January 2022 in “Clinical Cases in Dermatology” A woman's scalp nodule was a common, harmless pilar cyst, treated by surgical removal.
12 citations
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January 2013 in “Acta Histochemica” Junctional proteins stabilize the inner root sheath and connect the companion layer in human hair.
36 citations
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January 1994 in “Cell and Tissue Research”
21 citations
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April 1982 in “Genetics Research” Mice with the naked gene have missing or abnormal hair cells.
19 citations
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February 2013 in “Journal of Investigative Dermatology” Touch domes in human skin are complex sensory structures not directly linked to hair.