48 citations
,
August 1998 in “Developmental Biology” Deleting part of a gene in mice causes wavy hair and high pup loss.
16 citations
,
January 1977
December 2025 in “Frontiers in Medicine” ARWH is a rare hair disorder with no cure, but potential treatments include minoxidil and other therapies.
1 citations
,
March 1998 in “Journal of Dermatological Science”
12 citations
,
July 2016 in “British journal of dermatology/British journal of dermatology, Supplement” Different hair fiber development might explain why hair loss severity varies in patients with a specific genetic mutation, and treatments that thicken hair could help.
12 citations
,
March 2012 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” A specific gene mutation in Japanese people can cause varying degrees of hair thinning in adulthood.
November 2014 in “Zurich Open Repository and Archive (University of Zurich)”
6 citations
,
January 2000 in “Dermatology” A girl's severely tangled hair couldn't be fixed and had to be cut due to a rare condition called plica neuropathica.
14 citations
,
March 2000 in “Journal of Zoo and Wildlife Medicine” A new type of mite caused hair loss in a koala, which was treated successfully with ivermectin.
4 citations
,
October 2011 in “Pediatric dermatology” Head lice can cause unusual patchy hair loss.
6 citations
,
February 2023 in “Genes” CUX1 boosts sheep hair cell growth and affects curl patterns.
6 citations
,
August 1993 in “Archives of Dermatology” A woman's hair changed to a dry, tangled texture that's hard to comb after treatment with spironolactone, suggesting the medication might cause such hair changes.
April 2006 in “Dermatologic Clinics” White wax and its policosanol boost hair growth better than finasteride.
2 citations
,
March 1989 in “International Journal of Dermatology” 8 citations
,
September 2016 in “Journal of the American Academy of Dermatology” It's important to tell the difference between hair casts, pseudocasts, and nits.
10 citations
,
June 1999 in “Veterinary Dermatology” Two cows had a rare hair disorder causing hair loss but were otherwise healthy.
January 2026 in “Phaidra - Repository of the University of Veterinary Medicine, Vienna” Hair cortisol levels in wolves reflect stress and vary by season and body region.
17 citations
,
June 2012 in “Journal of experimental zoology. Part B, Molecular and developmental evolution” Hair in mammals likely evolved from glandular structures, not scales.
June 2022 in “Authorea (Authorea)” A 59-year-old woman was diagnosed with a rare hair loss condition called lipedematous alopecia.
The curly mutation in SELH/Bc mice affects hair and may help study human genetic disorders.
93 citations
,
May 1990 in “The EMBO Journal” Mice with extra sheep genes had hair that fell out and regrew in cycles.
January 2026 in “Communications Biology” Yak hair follicles adapt to cold through specific gene regulation, enhancing cell growth.
26 citations
,
February 1991 in “PubMed” Trichotillomania can be identified by a "Friar Tuck sign" and nail-biting.
March 2022 in “Journal of cosmetic dermatology” Botanical extracts can help treat hair loss in people with certain genetic conditions.
April 2016 in “Journal of the American Academy of Dermatology” A 4-year-old girl had a rare hair disorder affecting only part of her scalp.
1 citations
,
June 2022 in “Tidsskrift for Den norske legeforening” A young boy's uncombable hair is due to a rare genetic condition that usually improves over time.
December 2025 in “IP Indian Journal of Clinical and Experimental Dermatology”
4 citations
,
October 2018 in “Cell Stem Cell” Hox genes control hair growth patterns in mammals by regulating stem cell activity in the skin.
January 2009 in “Nihon Keshouhin Gijutsushakaishi/Journal of S C C./Nihon Keshouhin Gijutsushakai kaishi” Curved human hair has different structures on each side, which might cause its shape and is similar to wool.
November 2024 in “International Journal of Dermatology” LC-OCT is a useful noninvasive tool for diagnosing and monitoring alopecia areata.