Modern hair styling products don't repair hair but improve its surface and stability.
26 citations
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February 1991 in “PubMed” Trichotillomania can be identified by a "Friar Tuck sign" and nail-biting.
9 citations
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August 2012 in “Thermochimica Acta” Finasteride's two forms have different stability based on temperature and pressure.
December 2021 in “2021 International Conference on Electronic Information Technology and Smart Agriculture (ICEITSA)” Chemical dyes damage hair's internal structure more than perming, as shown by a special imaging technique.
5 citations
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June 2022 in “Biophysical Journal” TGF-β and TNF influence hair follicle cell fate, with TNF being more effective in triggering cell death.
A 14-year-old girl with a condition that makes her hair easy to pull out also has a hair-pulling disorder, and treatment helped but she relapsed after a year.
March 2012 in “Journal of The American Academy of Dermatology” Temporal triangular alopecia usually starts in early childhood and treatment with Minoxidil has limited effectiveness.
January 2002 in “Academic Journal of Kunming Medical College” Human-hair keratin artificial tendons are biocompatible and degrade well in rabbits.
January 2025 in “Journal of the Egyptian Womenʼs Dermatologic Society” Higher substance P levels may cause discomfort in hair loss patients.
January 2022 in “Surgical & Cosmetic Dermatology” Isotretinoin can rarely cause hair to grow curly.
January 2001 in “대한피부과학회지” Horizontal sectioning helps diagnose hair loss, but Korean follicle differences matter.
Stiffness gradients in alginate gels can guide cancer cell invasion and study cellular behaviors.
1 citations
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October 2012 in “The Journal of Dermatology” A Korean girl developed kinky hair without known cause or effective treatment.
December 2025 in “Biopolymers” Heat worsens damage in chemically treated hair, especially bleached and straightened hair.
9 citations
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March 2018 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” Recognizing Jacquet's sign helps diagnose and treat traction alopecia accurately.
52 citations
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January 2003 in “Journal of Investigative Dermatology” Thrombospondin-1 is crucial for hair follicle regression and reduced blood vessel growth during the catagen phase.
September 2024 in “Quality in Sport” Trichotillomania is an obsessive-compulsive disorder causing hair pulling, needing complex treatment to prevent serious issues.
4 citations
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July 2022 in “International Journal of Cosmetic Science” Hair moisture behavior helps tell apart different chemical treatments and reveals insights into hair structure.
46 citations
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November 2007 in “Gene Expression Patterns” Trps1 plays a key role in hair follicle development and cycling.
24 citations
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November 1997 in “Journal of Biological Chemistry” Mouse high-glycine/tyrosine proteins have distinct patterns in hair follicles, peaking at specific hair cycle days.
5 citations
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March 2025 in “Tissue Engineering and Regenerative Medicine”
103 citations
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March 2015 in “Nature Communications” A genetic region near the PAX1 gene is linked to a higher risk of scoliosis in females.
January 2007 in “Más dermatología” Gentle hair care and some medications can help manage hair shaft disorders, but no specific treatment exists for congenital issues.
5 citations
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January 2016 in “International Journal of Trichology” Erlotinib can cause hair loss and texture changes.
28 citations
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November 2009 in “Journal of Structural Biology” High flux X-ray beams quickly damage the structure of human hair.
10 citations
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February 2019 in “Journal of cellular physiology” TGF-β2 helps yak hair follicles enter the regression phase, while HSP70 tries to prevent it.
2 citations
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January 2017 in “International Journal of Trichology” Trichoscopy can reveal specific hair and scalp changes in linear morphea.
December 2025 in “British Journal of Dermatology”
2 citations
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October 2022 in “Journal of structural biology” Older thin hair is not just thinner but also has different shape, structure, and stiffness.