316 citations
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June 2004 in “The journal of investigative dermatology/Journal of investigative dermatology” Microspheres about 1.5 micrometers in size can best penetrate hair follicles, potentially reaching important stem cells.
Nano-sized sunscreens may penetrate skin and pose toxicity risks.
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.
11 citations
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January 1981 in “Cells Tissues Organs” Human hair cuticle has five cell layers with specific junctions and granules.
1 citations
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November 2020 in “Research Square (Research Square)” The study found specific skin cells and genes that may affect the quality of cashmere in Liaoning Cashmere Goats.
191 citations
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November 1959 in “Annals of the New York Academy of Sciences” Hair and wool have complex microscopic structures with microfibrils and varying cystine content.
July 2011 in “Microscopy and microanalysis” Human hair's structure makes it tough and resistant to breaking.
15 citations
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December 1972 in “Journal of Investigative Dermatology” April 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Higher resolution images are needed to identify scarring and fine hair in alopecia.
28 citations
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November 2009 in “Journal of Structural Biology” High flux X-ray beams quickly damage the structure of human hair.
April 2026 in “Zenodo (CERN European Organization for Nuclear Research)” Nanocrystals improve drug delivery and bioavailability for poorly soluble drugs.
4 citations
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April 1989 in “The Journal of Dermatology” Trichohyalin granules help inner root sheath cells in hair follicles harden by integrating with keratin filaments.
2 citations
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January 1990 46 citations
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May 2006 in “Laser Physics” Particles similar in size to hair cells penetrate hair follicles better.
January 2013 in “IRIS UNIMORE (University of Modena and Reggio Emilia)” Hydrophobized silica nanoparticles penetrate the skin's outer layer more effectively, while hair follicle density doesn't impact their accumulation.
10 citations
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October 2016 in “Journal of Biomolecular NMR” Solid-state NMR can effectively study keratin structure and treatment effects in fur.
January 2013 in “Wool textile journal”
April 2026 in “Zenodo (CERN European Organization for Nuclear Research)” Nanocrystals improve drug delivery and effectiveness.
January 2024 in “ACS Biomaterials Science & Engineering” A new method using a microfluidic device can prepare hair follicle germs efficiently for potential use in hair loss treatments.
36 citations
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December 2004 in “British Journal of Dermatology” The cyst had unusual keratin spherules and resembled bone marrow.
20 citations
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January 2013 in “Plastic & Reconstructive Surgery” The new device safely and effectively rejuvenates skin, making it thicker and healthier.
June 2026 in “Frontiers in Cell and Developmental Biology” Dermal papilla cells are key to fine wool growth in sheep.
2 citations
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September 1996 in “The American Journal of Cosmetic Surgery” The authors suggest using a standard system to name hair grafts to improve communication in hair restoration.
14 citations
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July 2007 in “International Journal of Cosmetic Science” The new 3D imaging method accurately measures hair surface details quickly.
5 citations
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September 2014 in “Journal of Pharmaceutical Sciences” 4 citations
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January 2017 in “Journal of veterinary medical science” A dog had a rare skin tumor called desmoplastic tricholemmoma.
January 2021 in “American journal of dermatological research and reviews” The muscle damage was caused by T-cell large granular lymphocytic leukemia, not dermatomyositis.
January 2012 in “Heilongjiang xumu shouyi” EGF and KGF affect wool fineness in Gansu alpine Merino sheep.
3 citations
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August 2024 in “The Journal of Cell Biology” Actin filaments help stabilize and reshape cell membranes.