January 1991 in “Acta Dermato Venereologica” A new method effectively visualizes keratin in hair without harsh chemicals.
3 citations
,
January 1998 in “ACTA HISTOCHEMICA ET CYTOCHEMICA” Hair keratins are mainly on macrofibrils in the cortex and in the endocuticle in the cuticle.
January 1997 in “Han-guk hyeonmigyeong hakoeji/Applied microscopy” The hair follicle's connection to connective tissue is weaker than the skin's.
7 citations
,
January 1990 26 citations
,
July 1993 in “Journal of Investigative Dermatology”
August 2021 in “International Journal of Research in Dermatology” Modern hair straightening improves manageability and strength while maintaining natural waves.
19 citations
,
October 2016 in “Journal of oncology pharmacy practice” A cancer patient's hair became permanently curly after treatment with nivolumab.
November 2001 in “PubMed” Perming, combing, and stretching damage hair by reducing keratin.
January 2019 in “Pediatric Oncall” Sodium valproate can rarely cause curly hair in children.
February 2021 in “PubMed” A 2-year-old girl had a hair disorder not shared by her identical twin.
7 citations
,
January 1981 in “Springer eBooks” Certain small molecules and polymers can change hair's physical properties and how it feels by affecting the bonds within the hair.
4 citations
,
July 2022 in “International Journal of Cosmetic Science” Hair moisture behavior helps tell apart different chemical treatments and reveals insights into hair structure.
19 citations
,
May 2008 in “Applied spectroscopy” Human hair has different protein structures in its cuticle and cortex.
1 citations
,
January 2013 in “International Journal of Trichology” A girl with red hair developed hair-pulling and body image disorders after being bullied for her hair color.
161 citations
,
July 2003 in “ACM Transactions on Graphics” Researchers developed a new model for more realistic computer graphics rendering of hair by considering how light scatters on hair fibers.
1 citations
,
January 1997 in “Skin Pharmacology and Physiology” Premature infants have less elastic hair than full-term infants.
3 citations
,
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.
May 2023 in “Elsevier eBooks” A six-year-old girl with extra hair on her elbows was treated with hair removal methods.
The "sinuskissen" in cat hair follicles is mostly connective tissue, affecting fluid flow.
21 citations
,
December 2011 in “Chungara” Mummy hair's chemical composition may not accurately show ancient people's health due to environmental contamination.
15 citations
,
January 1988 Hair follicles have unique proteins that vary by species and are influenced by nutrition.
46 citations
,
June 2013 in “Journal of structural biology” High glycine–tyrosine keratin-associated proteins help make hair strong and maintain its shape.
16 citations
,
April 2017 in “ACM Transactions on Graphics” Light scatters differently from elliptical hair fibers than from circular ones, and a new model better predicts this behavior, especially for shiny highlights.
February 2025 in “Brazilian Journal of Hair Health” The Brazilian candle flame technique can damage hair by melting the cuticle and exposing the cortex.
8 citations
,
August 1993 in “Colloid & Polymer Science” The observed "toughening" in keratin was actually due to water evaporation, not a real change in keratin.
25 citations
,
August 1991 in “Journal of Investigative Dermatology” 70 citations
,
June 1998 in “Polymer” Permanent waving damages hair by disrupting its keratin structure.
1 citations
,
January 2010 in “Han-guk hyeonmigyeong hakoeji/Applied microscopy” Straight permed hair loses weight faster than virgin hair when heated, but ends up heavier after burning.
October 2015 in “Cosmetic Dermatology” Hair styling products and tools help improve hair's look and manageability but can damage hair if used incorrectly.