116 citations
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April 1986 in “The journal of cell biology/The Journal of cell biology” Trichohyalin is a protein in hair follicles that helps form hair filaments.
105 citations
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May 2013 in “Biomaterials” Human hair keratin hydrogel may aid nerve repair better than traditional methods.
58 citations
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December 1992 in “British Journal of Dermatology” Rat hair follicles grow longer in vitro, but certain factors can inhibit this growth.
36 citations
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July 1996 in “The journal of investigative dermatology/Journal of investigative dermatology” Mice with the 'lanceolate hair' mutation have abnormal hair and skin similar to human Netherton's syndrome.
34 citations
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December 2009 in “The International Journal of Developmental Biology” Too much thymosin beta4 causes weird teeth and more hair growth in mice.
21 citations
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June 2004 in “Experimental Dermatology” Ber‐EP4 marks cells related to the secondary hair germ in hair follicles.
17 citations
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April 2017 in “PLoS ONE” Hair follicle cells can become bone-like cells, useful for bone repair.
12 citations
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August 2016 in “Biomedical Chromatography” A new method accurately measures clobetasol propionate in hair and skin.
5 citations
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January 2022 in “Health Science Reports” Gremlin proteins help regulate hair growth by balancing signals in hair follicles.
5 citations
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August 2016 in “International Journal of Cosmetic Science” Shampoo coacervates can cause scalp irritation due to released surfactants.
5 citations
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January 1990 in “Journal of Society of Cosmetic Chemists of Japan” Permanent wave lotion can extract proteins from hair, especially when pH is higher, and repeated treatments or bleaching can damage hair.
December 2025 in “Preprints.org” Aging dermal papilla cells can be reprogrammed for potential hair growth and skin repair.
December 2025 in “Drug Testing and Analysis” Hair testing is crucial for forensic science and public health.
Hair and nails can show hormone changes during puberty in dogs.
April 2017 in “Journal of Investigative Dermatology” Sweat glands and hair follicles are determined by opposing signals, with BMPs promoting sweat glands and blocking BMPs leading to hair follicles.
April 2016 in “Journal of Investigative Dermatology” Wnt ligands, produced by dermal papilla cells, are essential for adult hair growth and regeneration.
January 2014 in “Pathology” Non-scarring hair loss can be diagnosed with two 4mm punch biopsies, one cut vertically and the other transversely.
Hydrophobic modifications make human hair less affected by water.
September 1978 in “PubMed” Chondroitin sulphate is more abundant than hyaluronic acid in skin and hair samples, except in gamma-keratosis.
November 2022 in “Regenerative Therapy” Advancements in tissue engineering show promise for hair follicle regeneration to treat hair loss.
September 2016 in “Journal of Dermatological Science” The protein aPKCλ is crucial for keeping hair follicle stem cells inactive and for hair growth and regeneration.
Balding hair follicles have reduced growth factors and increased inhibitory factors, suggesting new treatment paths for hair loss.
176 citations
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September 2006 in “Stem Cells” BMP signaling prevents hair growth by stopping stem cell activation.
1 citations
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June 2014 in “[Thesis]. Manchester, UK: The University of Manchester; 2014.” Chemical modifications can alter hair's stability and flexibility, with hydrophobic interactions helping maintain structure in humid conditions.
November 2025 in “Communications Biology” Human hair contains many different molecules that change along its length, influenced by personal care products.
823 citations
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February 1998 in “Analytical Chemistry” Method detects finasteride in plasma at very low concentrations.
14 citations
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October 2002 in “Journal of cutaneous pathology” MAP-2 is crucial for the structure of hair follicles and nails.
February 2025 in “International Journal of Cosmetic Science” A new amino acid derivative, ATS, improves hair texture and moisture, making it easier to straighten curly hair.
January 2022 in “Social Science Research Network” A special coating was made for artificial hair fibers that can slowly release silver ions for up to 56 days, providing long-term protection against bacteria and inflammation.
January 2023 in “Annals of Dermatology” Men with a family history of hair loss on their mother's side are more likely to have female pattern hair loss.