9 citations
,
November 2021 in “Current Opinion in Genetics & Development” Wounds can cause new hair growth in adult mice, influenced by Wnt signaling.
9 citations
,
January 1998 in “Studia Anglica Posnaniensia: international review of English Studies” Wound-induced hair growth may help study regeneration and aging, but it's unclear if this ability decreases with age.
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.
May 2010 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” A mutation in the KRT74 gene causes woolly hair by affecting hair texture.
19 citations
,
October 1985 in “British Journal of Dermatology” The document concludes that unruly hair can be congenital or acquired, often lacks specific treatments, and can be managed with oils and short hairstyles.
10 citations
,
December 2021 in “Frontiers in cell and developmental biology” The research identified genes that explain why some sheep have curly wool and others have straight wool.
9 citations
,
January 1989 in “Journal of Small Animal Practice” Abyssinian cats can have a hair abnormality that makes their coat look rough and dull.
62 citations
,
December 2008 in “Journal of structural biology” Hair curvature in Japanese people is linked to specific cell types and filament arrangements in the hair cortex.
1 citations
,
July 2015 in “Microscopy Research and Technique” Friedreich's ataxia causes thin, weak hair with surface damage and cavities.
2 citations
,
March 2010 in “European journal of dermatology/EJD. European journal of dermatology” A young Caucasian girl had both woolly hair and alopecia areata, which is rare.
April 2018 in “Journal of Investigative Dermatology” African spiny mice can regenerate skin and hair after wounds due to specific tissue mechanics.
February 2023 in “European biophysics journal”
November 2023 in “Journal of Dermatological Science” A new computer tool quickly measures hair thickness differences in people with common types of hair loss.
Vertex accentuation is a common pattern in female hair loss.
51 citations
,
August 2013 in “The Journal of experimental medicine/The journal of experimental medicine” Loss of a specific protein in skin cells causes symptoms similar to psoriasis.
4 citations
,
August 2023 in “Nature Communications” Mouse zigzag hair bends form due to a 3-day cycle of changes in hair progenitors and their environment.
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.
May 2016 in “DOAJ (DOAJ: Directory of Open Access Journals)” Asian women often experience distinct hair thinning at the top of the head.
23 citations
,
October 2007 in “International journal of cancer” X-ray diffraction of hair might help detect breast cancer non-invasively.
2 citations
,
October 2006 in “International Journal of Dermatology” Excessive blow-drying can cause "bubble hair," leading to hair loss and fragility, but improves when heat use is reduced.
May 2010 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” A mutation in the KRT74 gene causes woolly hair by affecting hair texture.
15 citations
,
January 2011 in “International journal of trichology” Using a hot iron on wet hair can cause dry, brittle hair with air bubbles inside.
3 citations
,
October 1990 in “Journal of the American Academy of Dermatology” Mechanical trauma like towel drying can cause knotted hair even in straight hair.
7 citations
,
October 2022 in “Development” Overactive Wnt5a disrupts hair follicle orientation in mice.
May 2024 in “Frontiers in medicine” A genetic mutation in the LIPH gene causes tightly curled hair that stops growing in some Japanese individuals.
30 citations
,
July 2000 in “PubMed” Hair has unevenly distributed proteins and lipids, with lipids mainly in the cuticle and proteins in the cortex and medulla.
September 2016 in “Journal of dermatological science” The conclusion is that the variation in hair thinness in patients is mostly due to the amount of underdeveloped hairs, and treatments that thicken fine hairs might work for those with mild to severe conditions.
September 2021 in “Mağallaẗ al-Muẖtar li-l-ʿulūm” Two sisters have rare hair disorders causing short, fragile, kinky hair.
January 2009 in “Chinese journal of Clinical Medicine”
1 citations
,
March 2005 in “International Journal of Cosmetic Science” Twisting hair weakens it, but strength can be recovered at low twist levels.