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June 2023 in “Preprints.org” Hydrogel-forming microneedles are a safe and effective method for delivering drugs through the skin.
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February 2024 in “ACS Omega” The scaffold is a promising material for wound healing and tissue engineering.
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January 2019 in “Elsevier eBooks” Electrospun matrices help regenerate skin and hair follicles using PCL and collagen scaffolds.
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October 2020 in “Pharmaceutics” Polysaccharide-based nanofibers are promising for better wound healing.
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August 2021 in “Journal of clinical medicine” Pili torti is a rare condition where hair is twisted and breaks easily, often linked to genetic disorders or other health issues.
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February 1998 in “Polymer” Human hair keratin has a 40% α-helix structure that changes to a random coil in 8 M urea.
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January 2016 in “Frontiers in Bioengineering and Biotechnology” Human hair keratin is a promising and sustainable biomaterial for tissue regeneration.
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September 1975 in “Biology of Reproduction” Most zinc in rat sperm is in the tail, linked to structures similar to hair keratin.
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January 2020 in “Skin Pharmacology and Physiology” Standard nail varnish effectively prevents follicular penetration of certain substances.
January 1997 in “Han-guk hyeonmigyeong hakoeji/Applied microscopy” The hair follicle's connection to connective tissue is weaker than the skin's.
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December 2018 in “Frontiers in Immunology” Biodegradable microparticles help wounds heal without scars.
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January 2023 in “Biofabrication” A new method efficiently creates cell spheres that help regenerate hair.
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January 2007 in “Chemical Society Reviews” Hair is a complex protein fiber with unique properties useful for developing hair products.
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June 2021 in “Scientific Reports” Hair fiber shape and curvature are not significantly linked when ancestry is considered.
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August 2023 in “Expert opinion on drug delivery” Cedrol-loaded microneedles effectively promote hair growth.
January 2008 in “Chinese Journal of Aesthetic and Plastic Surgery” Hair-derived material is safe and effective for skin filling.
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August 2024 in “Pediatric Dermatology” A rare, harmless hair condition was found in an infant's eyebrow, needing no treatment.
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January 2012 in “Case Reports in Medicine” Hair-thread Tourniquet Syndrome, where hair or thread tightly wraps around a body part, is not rare and requires early detection to prevent serious damage.
October 2023 in “Materials chemistry and physics (Print)” Adding keratin to a mix of cow hair and plant-based plastic makes it stronger.
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November 2015 in “Turk Pediatri Arsivi-turkish Archives of Pediatrics” A preterm baby's toes were saved from damage by quickly removing a thread that was cutting off circulation.
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September 2020 in “International Journal of Cosmetic Science” Different sizes of keratin peptides can strengthen hair, with smaller ones possibly increasing volume and larger ones repairing damage.
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January 1979 in “International review of cytology” Wool follicles are complex, involving interactions between different cell types and structures.
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May 2016 in “Proceedings of the National Academy of Sciences of the United States of America” Changes in keratin make hair follicles stiffer.
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March 2023 in “Biology” Genes affecting wool fiber thickness in Angora rabbits were identified, which could help breed finer wool.
December 2025 in “International Journal of Advanced Biochemistry Research” Malvi cattle hair varies in color and pattern across different body regions.
August 2025 in “Animal Bioscience” m6A methylation affects the thickness of Alpine Merino wool fibers.
August 2007 in “Microscopy and Microanalysis” Hair fibers break by cuticle cell slipping, shape changing, cuticle fraying, and surface cracking when stretched under specific conditions.
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March 2001 in “Journal of biomechanics” Growing hairs are easier to pull out than resting hairs due to different anchorage strengths.