January 2025 in “Conservation Physiology” Bear hair grows 0.10 to 1.05 mm per day, varying by individual and season.
September 2023 in “Cells tissues organs” Mice skin matures by day 200, leading to aging signs like curved hair follicles and white hairs due to changes in skin stem cells.
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.
Social hair plucking in rhesus macaques is an abnormal behavior with both social and aggressive traits, affecting health.
6 citations
,
April 1971 in “Journal of Wildlife Diseases” Switching flying squirrels' diet from seeds to mouse chow restored their hair.
307 citations
,
November 1968 in “Journal of neurophysiology” Cats' hairy skin has different touch receptors connected by myelinated fibers.
February 2019 in “bioRxiv (Cold Spring Harbor Laboratory)” The gene Prss53 affects hair shape and bone development in rabbits.
24 citations
,
December 1957 in “Experimental Cell Research” The glassy layer of hair follicles has different fibril sizes and arrangements in guinea pigs and young mice.
3 citations
,
December 2015 in “Acta Veterinaria Brasilica” A chinchilla got ringworm from stress and contact with dog-related items.
March 2022 in “Veterinary dermatology” A one-year-old cat had multiple benign skin tumors similar to those known in humans.
1 citations
,
December 2023 in “Animals” Winter provides the best fur quality for Rex rabbits due to seasonal changes in specific signaling pathways.
24 citations
,
January 2018 in “Development” Frizzled 3 and Frizzled 6 together control the orientation of mouse hair follicles.
11 citations
,
September 1996 in “Neuroscience letters” Adding fetal calf serum helps Merkel cells survive and change shape.
171 citations
,
October 1990 in “Alcoholism/Alcoholism, clinical and experimental research” The document concludes that the exact way alcohol causes harm to fetal development is unknown, but it significantly affects nutrient transport to the fetus and a safe level of alcohol during pregnancy is not determined.
138 citations
,
March 2001 in “Clinics in Dermatology” Hair loss can significantly affect a person's self-esteem and body image, especially in young people, those who value their looks highly, and women.
99 citations
,
July 2012 in “PLoS Genetics” A mutation in the KRT75 gene causes frizzle feathers in chickens.
55 citations
,
February 1985 in “Archives of Dermatology” Using minoxidil on the scalp can help grow hair for people with hereditary baldness.
54 citations
,
September 2000 in “Archives of dermatology” A hair-straightening product caused widespread hair loss and scalp injuries, mainly affecting African American women.
48 citations
,
April 2013 in “Expert Opinion on Investigational Drugs” Possible new treatments for common hair loss include drugs, stem cells, and improved transplants.
42 citations
,
October 2012 in “Dermatologic Clinics” Trichoscopy is a useful tool for diagnosing different hair and scalp diseases without surgery.
32 citations
,
March 1987 in “Journal of The American Academy of Dermatology” Using minoxidil on balding men's scalps can increase hair growth, according to a 12-month study.
30 citations
,
June 2021 in “British Journal of Dermatology” Mutations in the WNT10A gene can cause skin, hair, teeth, and other disorders, and may also affect other areas like kidney and cancer, with potential for targeted treatments.
24 citations
,
July 2015 in “Biogeosciences” A fungus is essential for forming and shaping hair ice on dead wood.
24 citations
,
January 2011 in “International Journal of Trichology” Light microscopy is useful for diagnosing different hair disorders.
14 citations
,
September 1986 in “Archives of Dermatology” Women with low SHBG levels and a high 3a-diol G to SHBG ratio are likely to experience female pattern baldness, possibly due to a slight excess of androgens affecting sensitive hair bulbs.
6 citations
,
May 2004 in “Facial Plastic Surgery Clinics of North America” By 2004, Follicular Unit Transplantation (FUT) was the most effective method for surgical hair restoration, while the newer Follicular Unit Extraction (FUE) had more disadvantages and was less recommended.
4 citations
,
December 2010 in “Copernican Letters” Synthetic polypeptides in cosmetics may help with anti-aging, but their effectiveness on real skin is uncertain.
3 citations
,
August 1986 in “BMJ. British medical journal” Women with excessive hair growth often have hormonal issues and need medical advice and treatment.
2 citations
,
April 2018 in “Journal of Cosmetic Dermatology” Tumescent fluid increases scalp hair angles, which may improve hair transplant results and reduce surgeon fatigue.