49 citations
,
June 2004 in “Philosophical Transactions of the Royal Society A Mathematical Physical and Engineering Sciences” Human hair becomes weaker and stretches more easily at higher temperatures.
October 2024 in “Skin Research and Technology” Pili annulati causes zebra-striped hair but doesn't affect hair strength or quality of life.
13 citations
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October 2004 in “Anais Brasileiros De Dermatologia” The document concludes that compulsive hair disorders, like trichotillomania, are complex and require careful diagnosis and treatment from both psychiatric and dermatological perspectives.
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.
53 citations
,
October 2003 in “Genetics” The mK6irs1/Krt2-6g gene likely causes wavy hair in mice.
February 2024 in “Journal of Dermatological Science” Curved hair can develop when hair cells merge abnormally during growth.
2 citations
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April 2019 in “Experimental Dermatology” Hair follicles respond differently to pulling forces in various regions.
2 citations
,
August 2022 in “Animals” Different versions of the KRTAP6-2 gene in goats can lead to thinner cashmere fibers.
17 citations
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December 1994 in “International Journal of Dermatology” Recognizing both trichostasis spinulosa and eruptive vellus hair cysts together is crucial for accurate diagnosis and treatment.
1 citations
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October 2015 in “OakTrust (Texas A&M University Libraries)” Harp seals have different innervation patterns in their whiskers, with lateral whiskers having more axons than medial ones.
7 citations
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June 2015 in “The anatomical record” Hexi cashmere goats' hair growth varies by stage, with Hoxc13 linked to hair activity.
55 citations
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August 2013 in “PloS one” Genetic differences between young and old Tan sheep explain why their fleece changes from curly to straight as they age.
4 citations
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July 2024 in “Animals” The KRTAP19-5 gene affects wool curvature in Chinese Tan sheep, with Variant B reducing curvature.
3 citations
,
February 2022 in “Frontiers in cell and developmental biology” A specific RNA molecule, circCOL1A1, affects the growth and quality of goat hair by interacting with miR-149-5p and influencing cell growth pathways.
1 citations
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March 2024 in “Pathogens” Beau's lines on nails may indicate severe COVID-19 or vaccination response.
November 2024 in “Biophysical Chemistry” Hair structure changes immediately during perm treatment, with initial damage partially restored later.
September 2015 in “Research Portal (King's College London)” Human hair movement is affected by its inner structure and chemical treatments.
September 2021 in “CRC Press eBooks” Traumatic alopecia causes hair loss from pulling or rubbing, leading to broken hairs and changes in the scalp.
2 citations
,
January 1987 in “PubMed” Woolly hair syndrome is a genetic condition causing frizzy, fragile hair.
Stroma structural changes cause large pores and skin laxity, regardless of age or ethnicity.
26 citations
,
January 2019 in “Experimental Dermatology” Researchers created early-stage hair-like structures from skin cells, showing how these cells can self-organize, but more is needed for complete hair growth.
6 citations
,
October 2006 in “International Journal of Dermatology” Hair splitting and nail detachment are linked conditions.
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.
February 2013 in “Journal of the American Academy of Dermatology” Uncombable hair syndrome causes dry, frizzy hair that can't be combed flat, seen in a young child.
67 citations
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February 1994 in “Developmental dynamics” Specific proteins and molecules play key roles in the development of human hair follicles.
September 2014 in “Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE” OCT can effectively examine and reveal details about human hair and scalp conditions.
The curly mutation in SELH/Bc mice affects hair and may help study human genetic disorders.
March 2021 in “CRC Press eBooks” The document concludes that different patterns of hair thickness and scalp changes can help diagnose types of non-scarring hair loss.
2 citations
,
March 2024 in “Pediatric Dermatology” Two siblings have a rare hair condition caused by a new genetic variant.
July 2003 in “Hair transplant forum international” The document's conclusion cannot be provided because the document is not available for parsing.