May 2022 in “Experimental dermatology” Trichothiodystrophy hair is structurally abnormal with protein and organization issues.
10 citations
,
January 2018 in “International journal of trichology” Eruptive vellus hair cysts are rare and often misdiagnosed, requiring biopsy for accurate diagnosis.
40 citations
,
March 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” Growing hair follicles have high mitochondrial activity and ROS in specific regions, aiding hair formation.
2 citations
,
December 2019 in “Cureus” A patient with a scalp condition and benign skin tumor experienced hair loss and did not improve with treatment, choosing not to have surgery despite a small cancer risk.
6 citations
,
February 2023 in “Genes” CUX1 boosts sheep hair cell growth and affects curl patterns.
66 citations
,
June 2004 in “Biophysical Journal” Hard α-keratin in hair has a unique, nonordered structure, different from other fibers.
2 citations
,
June 2019 in “The Journal of Dermatology” Two cases showed skin abnormalities without bone or neural defects.
4 citations
,
April 1983 in “The Journal of Dermatology” A 15-year-old girl with hypothyroidism had excess hair and skin issues due to blocked hair follicles.
June 2023 in “JAAD case reports” A rare scalp condition, cutis verticis gyrata, was found in a woman with primary scarring alopecia.
10 citations
,
April 2013 in “Journal of Investigative Dermatology” Scientists created a model using sheep cells to study hair root formation, which can test how different substances affect hair growth.
January 2019 in “Institutional Repositories DataBase (IRDB)” Hair follicles and skin structures were successfully regenerated in the lab using specific cell arrangements and mechanical conditions.
4 citations
,
November 2004 in “Clinical and Experimental Dermatology” Hair length and thickness are related, with thickness peaking at about a quarter of the hair's maximum length.
27 citations
,
January 2006 in “Colloids and Surfaces B: Biointerfaces” Researchers found that bulge cells from human hair can grow quickly in culture and have properties of hair follicle stem cells, which could be useful for skin treatments.
17 citations
,
June 2014 in “Journal of Ultrasound in Medicine” Abnormal cuticle and hair shaft medulla cause hair loss in androgenetic alopecia; sonography helps diagnose and manage it.
32 citations
,
September 1996 in “Archives of Dermatological Research” 6 citations
,
September 1996 in “Archives of Dermatological Research”
January 2018 in “The Kaohsiung journal of medical sciences” A young man had a rare case of hair cysts on his elbows, which was hard to diagnose and treat.
2 citations
,
January 2017 in “International Journal of Trichology” Trichoscopy can reveal specific hair and scalp changes in linear morphea.
130 citations
,
January 1994 in “Differentiation” Mouse hair follicle cells briefly grow during the early hair growth phase, showing that these cells are important for starting the hair cycle.
70 citations
,
June 1998 in “Polymer” Permanent waving damages hair by disrupting its keratin structure.
6 citations
,
January 2005 in “Han-guk hyeonmigyeong hakoeji/Applied microscopy” The 16th-century mummy's hair was well-preserved due to a calcium surface coat.
1 citations
,
January 2018 in “Acta dermato-venereologica” A teenager's hair with alternating white and dark bands, known as Pili annulati, is a genetic condition that is usually harmless and often considered attractive.
January 2007 in “Durham e-Theses (Durham University)” Hair growth and shedding involve specific cell changes and gene roles.
1 citations
,
April 2018 in “Journal of Investigative Dermatology” Lower proximal cup cells, not bulge stem cells, regenerate hair follicles after chemotherapy.
81 citations
,
December 2007 in “Acta materialia” AFM helped show how hair changes under tension and the effects of damage and conditioner.
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.
7 citations
,
December 1991 in “Annals of the New York Academy of Sciences” Dermal papillae are crucial for hair growth and maintenance.
40 citations
,
May 2016 in “Proceedings of the National Academy of Sciences of the United States of America” Changes in keratin make hair follicles stiffer.
Modern hair styling products don't repair hair but improve its surface and stability.
July 2019 in “Dermatologic Surgery”