98 citations
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July 2014 in “Trends in Molecular Medicine” Hair follicles are hormone-sensitive and involved in growth and other functions, with potential for new treatments, but more research is needed.
June 1999 in “Connective tissue” 1 citations
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January 2017 in “Elsevier eBooks” Functional materials in hair care improve shine, volume, frizz control, color protection, and repair.
April 2018 in “Journal of Investigative Dermatology” The keratin network in mouse skin changes during cornification and affects the skin's protective barrier.
January 2019 in “Global Dermatology” Genetic hair shaft abnormalities can be seen with microscopes and often affect scalp hair.
25 citations
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June 2011 in “International journal of pharmaceutics” Nanoparticles effectively deliver water-insoluble drugs to hair follicles, stimulating hair growth without irritating the skin.
March 2024 in “Bioimpacts” 400 nm particles penetrate hair follicles best, but mouse models aren't fully reliable for human studies.
8 citations
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February 1968 in “Australian Journal of Zoology” The southern elephant seal's skin layer helps waterproof the skin by being tightly connected to hair shafts.
April 2026 in “Zenodo (CERN European Organization for Nuclear Research)” The polyherbal hair oil with flaxseed promotes hair growth and health.
2 citations
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January 1993 Trichohyalin is a versatile protein involved in hair and skin structure.
15 citations
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July 1999 in “Dermatologic Clinics” The document concludes that immune system abnormalities cause alopecia areata, but the exact process is still not completely understood.
March 2023 in “Scientific reports” Hair growth-related cells need the enzyme SCD1 to help maintain the area that supports hair growth.
30 citations
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November 2012 in “Proceedings of the Royal Society B Biological Sciences” Hard α-keratins stay stiff in water because the surrounding matrix keeps them dehydrated and strong.
January 2015 in “Seoul National University Open Repository (Seoul National University)” Polyunsaturated fatty acids, especially arachidonic acid and eicosapentaenoic acid, can promote hair growth.
103 citations
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February 1972 in “Proceedings of the National Academy of Sciences” A unique enzyme in guinea pig hair follicles helps form protein cross-links in hair.
38 citations
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January 2014 in “Journal of Dermatological Science” Krtap11-1 is important for hair strength and structure.
Otter rabbit, mink, and blue fox fur can be identified by their unique hair structures.
8 citations
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June 2022 in “Scientific Reports” LGR5 is a common marker of hair follicle stem cells in different animals and is important for hair growth and regeneration.
1 citations
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May 2022 in “Pharmaceutics” Tea seed oil in nanostructured carriers stimulates hair growth and feels less greasy when applied.
12 citations
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February 2011 in “Zenodo (CERN European Organization for Nuclear Research)” Hair properties vary with age and ethnic origin.
4 citations
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April 1983 in “The Journal of Dermatology” A 15-year-old girl with hypothyroidism had excess hair and skin issues due to blocked hair follicles.
January 2025 in “Animal Science Journal” Golden takin's hair structure is adapted to maintain body temperature in harsh winters.
26 citations
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December 1990 in “Journal of Biological Chemistry” Two specific genes are more active during hair growth in mice.
April 2026 in “Zenodo (CERN European Organization for Nuclear Research)” Hair follicles can be used to deliver drugs effectively, especially with nanoparticles, for treating skin conditions.
The research identified key molecules that help hair matrix and dermal papilla cells communicate and influence hair growth in cashmere goats.
2 citations
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December 1954 in “Experimental Biology and Medicine” Fluid loss through rat skin is minimal when inactive but increases with skin activity and hair growth.
June 2021 in “Current developments in nutrition” The LustrivaTM BH-002 supplement and hair serum improved women's hair, skin, and nail health and appearance.
November 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” Linalool in personal care products may contribute to hair loss by damaging hair follicle stem cells and triggering harmful immune responses.
January 2000 in “Neuroscience Research”
April 2023 in “Journal of Investigative Dermatology” Muscle around hair follicles controls hair loss by releasing a signal that causes cell death.