June 2023 in “Experimental dermatology” Pubic hair has a thicker, more protective outer layer than scalp hair, possibly due to evolution.
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.
January 2017 in “대한미용학회지” The cuticle layer in hair follicles thickens during keratinization due to incomplete cytosol loss.
January 2014 in “한국미용학회지” UV-A radiation significantly damages semi-permanent dyed hair.
March 2022 in “Veterinary dermatology” A one-year-old cat had multiple benign skin tumors similar to those known in humans.
The document concludes that understanding hair's composition and the effects of treatments can lead to better hair care products.
May 2022 in “Experimental dermatology” Trichothiodystrophy hair is structurally abnormal with protein and organization issues.
July 2025 in “Phytomedicine Plus” Cyperus rotundus L. can naturally reduce hair growth effectively with minimal side effects.
January 2025 in “Dermatological Reviews” Cyperus rotundus is a promising natural hair removal option with minimal side effects.
September 2016 in “European Journal of Pediatric Dermatology/PD. European journal of pediatric dermatology” Ulerythema ophryogenes causes hair thinning and inflammation, with limited treatment options.
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December 2005 in “The Journal of clinical investigation/The journal of clinical investigation” Human hair follicle stem cells can be isolated using specific markers for potential therapeutic use.
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August 1981 in “PubMed” Trichilemmal keratinization is a unique process in hair follicles where the outer root sheath turns into keratin without a specific layer.
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February 2021 in “Signal Transduction and Targeted Therapy” Hair follicle regeneration possible, more research needed.
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March 2013 in “Journal of Investigative Dermatology” Human hair follicle stem cells show signs of low oxygen levels, which may be important for hair growth and preventing baldness.
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October 1962 in “Journal of Ultrastructure Research” The hair follicle structure is more complex than thought, with new findings on protein formation.
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July 2016 in “Forensic science international” The research found that postmortem root bands in hair are likely caused by the breakdown of a specific part of the hair's inner structure after death.
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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 2016 in “Journal of Investigative Dermatology” Lymphoid-specific helicase (Lsh) is crucial for skin growth, change, and healing after injury.
January 2004 in “Laboratory Animal Science and Administration” The hairless mutant gene causes early hair loss and affects skin and thymus development in mice.
September 2023 in “International Journal of Community Medicine and Public Health” Different sebaceous gland diseases can be treated with medications, hormone therapy, or surgical methods.
May 2014 in “Hair transplant forum international” Scalp tools, tracking progress, targeting scalp inflammation, and avoiding certain hair treatments can improve female hair loss treatment.
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January 2012 in “Journal of cell science” Rac1 is essential for proper hair structure and color.
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January 2022 in “International journal of trichology” Eruptive vellus hair cysts are often missed in diagnoses.
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January 2014 in “Sen i Gakkaishi” The new hair straightening method keeps hair straight permanently by using specific creams and heat.
March 2026 in “Journal of the mechanical behavior of biomedical materials/Journal of mechanical behavior of biomedical materials” Hair cuticles remain stable and resilient under stress due to strong protein content and crosslinking.
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January 1987 in “Current topics in developmental biology/Current Topics in Developmental Biology” Keratins change and are modified differently in skin layers and body parts.
May 2020 in “International journal of dermatology and venereology” Hair matrix cysts are rare skin nodules with unique features, often needing surgical removal.
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May 1997 in “Journal of Biological Chemistry” The human keratin 6a gene's specific sequences trigger expression in skin layers after injury.
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May 2013 in “Journal of Investigative Dermatology” KRTAP10 proteins help form the hair shaft's tough outer layer by interacting with specific hair keratins.
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October 2014 in “Journal of Applied Animal Research” Bakerwali goat skin thickens with age, especially on the neck, and shows strong lipid reactions in the keratin layer.