A runner developed tangled armpit hairs from shirt friction, preventable by shaving or wearing smooth shirts.
October 2021 in “The journal of investigative dermatology/Journal of investigative dermatology” Desmoglein 3 is important for keeping hair follicle stem cells inactive and maintaining their special properties.
15 citations
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January 1998 Frequent blow-drying causes cracks and breakage in hair cuticles.
Mdm2 is crucial for controlling p53 to maintain healthy cells and prevent tumors.
28 citations
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February 2012 in “PLoS ONE” A PKP1 gene mutation causes skin fragility and hair loss in Chesapeake Bay retriever puppies.
8 citations
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October 2024 in “Developmental Cell” 63 citations
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April 2005 in “Mechanisms of development” Mice with too much Claudin-6 have skin barrier problems and abnormal hair growth.
11 citations
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May 2016 in “PubMed” New imaging and testing methods can effectively assess hair shape changes and damage.
September 2007 in “Hair transplant forum international” March 2007 in “Hair transplant forum international” January 2006 in “Hair transplant forum international” November 2005 in “Hair transplant forum international” 18 citations
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June 2018 in “Journal of Dental Research” Msx2 is essential for proper enamel formation by preventing abnormal cell transformation.
11 citations
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December 2013 in “Clinical and experimental dermatology” A child with skin and heart issues had rare genetic mutations affecting skin and heart cell cohesion.
87 citations
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July 2009 in “Journal of Cell Science” Deleting the CDSN gene causes severe skin and hair problems, leading to death.
8 citations
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January 2017 in “Journal of Biological Chemistry” Astrotactin-2 is cleaved in a specific way that helps understand its maturation.
Keratin peptide signatures in hair may help identify gender and ethnicity.
January 2021 in “Thieme Medical and Scientific Publishers Private Limited eBooks” 45 citations
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March 1997 in “Journal of Investigative Dermatology”
December 2021 in “Molecular genetics and genomics” Cats with abnormal hair had DSG4 gene changes causing hair problems.
4 citations
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May 1976 in “Archives of Dermatology” Starvation diets can cause significant hair loss.
4 citations
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November 2016 in “The Journal of Dermatology” Pili torti hair is fragile due to loose keratin filaments and weak disulfide bonds.
21 citations
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September 2016 in “Journal of Dermatological Treatment” The new classification system for skin disorders emphasizes the importance of understanding a patient's awareness of their condition for better treatment.
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.
40 citations
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January 2010 in “International Journal of Trichology” Loose Anagen Syndrome is a hair condition where hairs can be easily pulled out, mainly affecting young girls, and may improve on its own or with treatment.
Frizzy hair is fragile and can lead to hair loss and damage if not properly cared for.
14 citations
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October 2018 in “PloS one” Deleting the Far2 gene in mice causes sebaceous gland issues and patchy hair loss.
1 citations
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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.
19 citations
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March 1999 in “PubMed” Trichotillomania is a chronic condition where people uncontrollably pull out their hair, often starting in childhood.