December 2019 in “C&EN Global Enterprise” Thicker hair isn't always stronger.
65 citations
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May 2006 in “Journal of Structural Biology” Hair curliness is due to uneven distribution of different cortices within the hair fiber.
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.
July 2011 in “Microscopy and microanalysis” Human hair's structure makes it tough and resistant to breaking.
April 2016 in “한국고분자학회 학술대회 연구논문 초록집” 11 citations
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January 1977 in “Archives of dermatological research” Mouse tail skin has different keratinization near hair follicles and scales.
2 citations
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January 2010 Tianzhu white yak hair varies in structure and density between fuzz and coarse hair.
30 citations
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July 2000 in “PubMed” Hair has unevenly distributed proteins and lipids, with lipids mainly in the cuticle and proteins in the cortex and medulla.
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.
December 2023 in “ACS Sustainable Chemistry & Engineering” Keratin can be successfully taken from human hair using a mix of choline chloride and ethanolamine.
July 2025 in “Pharmaceuticals” Phenobarbital-loaded chitosan nanoparticles are promising for preventing hair loss from chemotherapy.
December 2025 in “Advanced Healthcare Materials” The composite helps hair growth and scalp healing by reducing stress and inflammation.
17 citations
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August 2014 in “The Anatomical Record” Scaffoldin helps form hard skin structures in chicken embryos.
July 2007 in “Manuals in biomedical research”
3 citations
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January 1998 in “ACTA HISTOCHEMICA ET CYTOCHEMICA” Hair keratins are mainly on macrofibrils in the cortex and in the endocuticle in the cuticle.
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.
Agave tequilana extract in microneedles affects their structure and bioactivity, showing potential for skin treatments.
April 2023 in “Advances in Natural Sciences: Nanoscience and Nanotechnology” The new formulation with minoxidil, chitosan, and Aloe vera improves hair growth and reduces side effects.
20 citations
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September 2019 in “Nanomaterials” A portable device can create nanofibers to improve the appearance of thinning hair better than commercial products.
January 2006 in “Chinese Journal of Dermatology” Hair follicle-like structures can be created using hair cells on collagen/chitosan scaffolds.
3 citations
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June 2020 in “Developmental Cell” Feather patterns are influenced by enhancers and chromatin looping, and the structure of protein complexes important for hair growth has been detailed.
90 citations
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July 1993 in “Journal of Investigative Dermatology”
10 citations
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November 2016 in “International Journal of Cosmetic Science” A tough membrane between the outer and inner layers of human hair protects it from damage.
108 citations
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October 2003 in “Journal of biological chemistry/The Journal of biological chemistry” Trichohyalin makes hair follicles stronger.
22 citations
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January 1990 39 citations
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June 2012 in “Journal of Structural Biology” Disulfide bonds are crucial for hair structure during keratinization.
9 citations
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July 2008 in “Archives of Dermatological Research” 46 citations
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January 1991 in “Tissue and Cell” The male silkmoth's antenna develops olfactory structures over 21 days, with full hair formation by day 15.