51 citations
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January 2007 in “The journal of investigative dermatology/Journal of investigative dermatology” Scientists discovered a unique hair protein, KAP24.1, with a special structure, found only in the upper part of hair cuticles.
356 citations
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December 1986 in “The journal of cell biology/The Journal of cell biology” Hair and nail cells share similar proteins, indicating a common differentiation pathway.
September 2014 in “Journal of the American Academy of Dermatology” The girl likely has Loose anagen hair syndrome, which may improve on its own or with minoxidil.
2 citations
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July 2019 in “Cosmetics” Beautiful hair is flexible and elastic due to its unique double-layered structure and can be enhanced with succinic acid treatment.
January 2000 in “Medical Entomology and Zoology” 57 citations
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August 1999 in “Archives of dermatology” Hair follicles grow hair and release it through the skin.
46 citations
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June 2013 in “Journal of structural biology” High glycine–tyrosine keratin-associated proteins help make hair strong and maintain its shape.
88 citations
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March 2004 in “Journal of Investigative Dermatology” 16 citations
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November 2017 in “British Journal of Dermatology” Cells in hair die by breaking down their DNA and mitochondria as they form keratin.
December 2025 in “Brazilian Journal of Hair Health” The Spiral Model helps understand hair growth changes with age and identify hair problems early.
15 citations
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October 1999 in “British Journal of Dermatology” Collagen remodeling is more active during hair growth stages.
23 citations
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February 2004 in “British Journal of Dermatology” Keratin in mouse hair follicles is complex and plays specific roles.
February 2022 in “International journal of research in dermatology” The document concludes that proper diagnosis and treatment of hair shaft disorders require understanding their unique causes and avoiding hair-damaging practices.
Mutant Cx43 causes slower wound healing and hair growth issues in ODDD.
24 citations
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June 2003 in “Journal of Structural Biology” Sheet formation is key to macrofibril structure differences in wool.
September 2025 in “International Journal of Ayurvedic Medicine” Hair medulla patterns vary by Prakruti type, affecting hair strength.
2 citations
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May 2004 in “SKINmed/Skinmed” Proper shaving techniques and treatments can help prevent and manage ingrown hairs and inflammation in people with curly hair.
15 citations
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May 2013 in “International Journal of Cosmetic Science” Different ethnic hair types have unique nanoscopic and molecular features despite having the same basic keratin structure.
175 citations
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December 1980 in “Archives of Dermatology” Trichothiodystrophy is a condition with brittle hair and various physical and mental issues due to low sulfur in proteins.
1 citations
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January 2018 in “Open Scholarship Institutional Repository (Washington University in St. Louis)” Medieval authors used hair in literature to challenge identity and societal norms.
93 citations
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May 1990 in “The EMBO Journal” Mice with extra sheep genes had hair that fell out and regrew in cycles.
March 1990 in “Journal of Dermatological Science” 6 citations
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October 1988 in “Clinics in Dermatology” The molecular details of hair growth are not well understood.
5 citations
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November 2012 in “Actas Dermo-Sifiliográficas” Comma hairs are a new sign for identifying scalp fungal infections.
26 citations
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July 1993 in “Journal of Investigative Dermatology” 19 citations
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July 1964 in “PubMed” Hair follicle cells become four types: medulla, cortex, cuticle, and inner root sheath.
4 citations
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December 2020 in “Journal of the American Academy of Dermatology” Pulling 2 or fewer hairs is normal for all hair types, including Afro- and Asian-textured hair.
45 citations
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December 2006 in “Biopolymers” Permanent waving weakens hair by altering its protein structure.