A runner developed tangled armpit hairs from shirt friction, preventable by shaving or wearing smooth shirts.
December 2022 in “Skin Pharmacology and Physiology” Special scalp and hair examination techniques can identify hair problems.
1 citations
,
June 1998 in “Journal of Forestry Research” Mammalian hair scales change from smooth to wavy due to friction.
7 citations
,
May 1988 in “International Journal of Dermatology” The patient's hair has unique structural differences with alternating bright and dark bands.
2 citations
,
August 2021 in “bioRxiv (Cold Spring Harbor Laboratory)” Hoxd gene regulation in mammals and birds is robust despite differences in DNA sequences, due to 3D chromatin structures.
149 citations
,
July 2017 in “PLoS Biology” Hair follicle patterns form through a mix of self-organization and signaling interactions.
47 citations
,
May 2012 in “Wiley Interdisciplinary Reviews-Developmental Biology” The conclusion is that understanding how feathers and hairs pattern can help in developing hair regeneration treatments.
March 2013 in “Pigment Cell & Melanoma Research” A gene called Taqpep affects cat coat patterns like stripes and blotches.
Vertex accentuation is a common pattern in female hair loss.
March 2026 in “Sexual Development” Tortoiseshell tomcats with XX/XY chimerism can be fertile.
January 2002 in “Proceedings of The Japanese Society of Animal Models for Human Diseases” Keratin2-6g is crucial for hair follicle development, with mutations causing cell degeneration and vacuolation.
7 citations
,
November 2017 in “Cureus” Ear creases might indicate heart disease risk, needing more research.
2 citations
,
June 2006 in “Experimental dermatology” Skin patterns form through molecular signals and genetic factors, affecting healing and dermatology.
March 2026 in “bioRxiv (Cold Spring Harbor Laboratory)” Spiny mice have a unique skin structure that helps them heal and regenerate quickly.
7 citations
,
July 2000 in “Hearing Research” Lateral interactions guide hair cell patterning in chick basilar papilla.
16 citations
,
July 2017 in “Journal of American Association for Pediatric Ophthalmology and Strabismus” The modified Crawford technique resulted in less lagophthalmos and better cosmetic outcomes for patients with lateral droop.
December 2016 in “The journal of investigative dermatology/Journal of investigative dermatology” Hedgehog signaling controls hair follicle development and can affect skin cancer growth.
February 2023 in “Journal of the European Academy of Dermatology and Venereology” 84 citations
,
June 1970 in “Journal of Investigative Dermatology”
3 citations
,
January 2022 in “Biomaterials Science” The dressing can track joint movement and speed up healing of joint wounds.
73 citations
,
December 2015 in “Nature Genetics” Mutations in TBX3 cause horses to have more even hair color instead of Dun camouflage.
December 2025 in “International Journal of Advanced Biochemistry Research” Malvi cattle hair varies in color and pattern across different body regions.
16 citations
,
January 2005 in “The International Journal of Developmental Biology” Hex gene plays a crucial role in starting feather development in chick embryos.
1 citations
,
February 2023 in “American Journal of Dermatopathology”
10 citations
,
May 2009 in “Journal of The American Academy of Dermatology” Technique effectively reconstructs large scalp defects with minimal hair loss and visible scarring.
December 2025 in “Biological and Clinical Sciences Research Journal” The Waris Hairline Dot Technique is highly effective, natural-looking, and has minimal recovery issues.
98 citations
,
April 2003 in “Die Naturwissenschaften”
May 2020 in “JOJ Dermatology & Cosmetics” A rare skin condition usually on the face was found on a man's heel.
August 2015 in “Han'gug dongmul jawon gwahag hoeji/Han-guk dongmul jawon gwahak hoeji/Journal of animal science and technology” TRα and CRABPII genes change their activity levels during goat fetal skin development.