1 citations
,
January 2018 in “International Journal of Trichology” Circle hairs are harmless, spiral-shaped body hairs that don't need medical treatment.
15 citations
,
October 2006 in “Journal of the American Academy of Dermatology” Liquid nitrogen spray caused a temporary, harmless swelling under the skin in an elderly woman.
13 citations
,
April 2018 in “Scientific Reports” The genes KRT25 and SP6 affect curly hair in horses, with KRT25 also causing hair loss. If both genes are mutated, the horse gets curly hair and hair loss. KRT25 can hide the effect of SP6.
1 citations
,
June 2018 in “Dermatologic Surgery”
April 2024 in “bioRxiv (Cold Spring Harbor Laboratory)” Removing Sprouty genes in mice causes various hormone-related issues but does not increase cancer risk by one year of age.
64 citations
,
April 1992 in “Differentiation” Sciellin is a protein that helps form protective layers in skin, hair, and nails.
The conclusion cannot be provided because the document is not accessible.
May 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” The study found that certain genes are important for hedgehog skin appendage development and immunity, with spines possibly evolving for protection and infection resistance.
29 citations
,
August 2005 in “Biopolymers” L-cysteine slows down the breaking of bonds in hair due to electrostatic interactions.
1 citations
,
February 2012
1 citations
,
March 2010 in “International Journal of Cosmetic Science” The Aqualon SLT device measures hair stiffness and slipperiness to evaluate hair treatments.
49 citations
,
January 1991 in “Food and chemical toxicology” Different zinc compounds cause varying levels of skin irritation in animals.
20 citations
,
July 1998 in “Archives of dermatology”
78 citations
,
June 2013 in “Science” Mice without the Sept4/ARTS gene heal wounds better due to more stem cells that don't die easily.
Steatocystomas are harmless skin cysts that can vary in size and may sometimes cause itching or pain.
March 2003 in “中華皮膚科醫學雜誌” Trichothiodystrophy causes unusual hair and developmental issues.
38 citations
,
July 2004 in “Journal of experimental zoology. Part B, Molecular and developmental evolution” Reptilian scales, feathers, and hairs evolved from changes in skin cell interactions.