27 citations
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March 2018 in “Journal of Experimental Biology” Wool fibre curvature is due to longer orthocortical cells compared to paracortical cells.
9 citations
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April 2019 in “Journal of Structural Biology” Keratin fibers in hair twist left-handed.
26 citations
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September 2005 in “International Journal of Dermatology” Hair shape is determined by genetic, molecular, and cellular factors.
6 citations
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January 2000 in “Dermatology” A girl's severely tangled hair couldn't be fixed and had to be cut due to a rare condition called plica neuropathica.
2 citations
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February 2021 in “FEBS open bio” Human hair keratins K85 and K35 create unique filament patterns important for early hair formation.
55 citations
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November 2010 in “Development” Hair follicles in mutant mice self-organize into ordered patterns within a week.
December 2025 in “Brazilian Journal of Hair Health” The Spiral Model helps understand hair growth changes with age and identify hair problems early.
November 2021 in “International journal of research - granthaalayah” The document suggests that human hair has electrical charges because of a gap in nerve cell coverage that affects electromagnetic radiation.
5 citations
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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.
128 citations
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August 2015 in “Cell Stem Cell” Damage to skin releases dsRNA, which activates TLR3 and helps in skin and hair follicle regeneration.
81 citations
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February 2014 in “Clinics in dermatology” Demodex mites can cause skin issues, especially in people with weak immune systems.
38 citations
,
January 2009 in “Journal of Cutaneous Medicine and Surgery” A woman developed hair loss after starting a treatment with adalimumab, suggesting this medication might cause hair loss.
18 citations
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May 2013 in “Journal of The American Academy of Dermatology” EVG staining is the most reliable method for diagnosing alopecia.
4 citations
,
January 2019 in “Journal of cutaneous pathology” The mTOR pathway may be involved in the development of hair follicle tumors, with higher activity in malignant tumors.
2 citations
,
March 2016 in “Obstetrics and Gynecology Clinics of North America” The document says that common skin conditions in adult women can be treated effectively, with acne being the most common and early-detected melanoma having a high survival rate.
November 2024 in “NeoReviews” Pallister-Killian Syndrome is a complex genetic disorder requiring coordinated care and genetic counseling.
October 2024 in “Journal of the Endocrine Society” Estrogen alone may effectively suppress testosterone in some transfeminine individuals.
October 2024 in “Journal of the Endocrine Society” Estrogen alone can lower testosterone in some transfeminine people.
April 2024 in “International Journal of Women’s Dermatology” Lichen planopilaris should be considered in diagnosing scarring hair loss in Black women.
September 2023 in “SKIN The Journal of Cutaneous Medicine” Talquetamab may cause hair loss and skin issues.
April 2018 in “Journal of Investigative Dermatology” Blocking α-toxin helps heal Staphylococcus aureus-infected wounds faster in both normal and diabetic mice, with different effects on their immune responses.
9 citations
,
April 2019 in “Journal of structural biology” Hair's internal fibers are arranged in a pattern that doesn't let much water in, and treatments like oils and heat change how much water hair can absorb.
February 2019 in “PubMed” The research found that twisting hair fibers can show changes in stiffness and damage, and help tell apart different hair treatments.
254 citations
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January 2007 in “Chemical Society Reviews” Hair is a complex protein fiber with unique properties useful for developing hair products.
50 citations
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March 2001 in “Clinics in dermatology” Human hair is complex and grows in cycles starting from embryonic life.
10 citations
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November 2013 in “Biochemistry and Molecular Biology Education” Keratins are crucial proteins for hair and nails, with a structure that helps teach protein principles.
1 citations
,
June 2022 in “Tidsskrift for Den norske legeforening” A young boy's uncombable hair is due to a rare genetic condition that usually improves over time.
1 citations
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May 1967 in “Pediatric Research” 2 citations
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January 1987 in “PubMed” Woolly hair syndrome is a genetic condition causing frizzy, fragile hair.
29 citations
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July 2015 in “Journal of Medical Genetics” A genetic variant in the KRT25 gene causes tightly curled hair.