April 2017 in “Journal of Investigative Dermatology” Sweat glands and hair follicles are determined by opposing signals, with BMPs promoting sweat glands and blocking BMPs leading to hair follicles.
20 citations
,
February 2010 in “Journal of Investigative Dermatology” Slug (Snai2) helps regulate hair growth timing in mice.
27 citations
,
October 1999 in “Experimental and Molecular Pathology” Stump-tailed macaque best for researching hair loss causes and treatments.
Guinea pigs can lose hair due to infections or poor diet, and they may have ear infections or cataracts.
March 2022 in “Folia Medica Indonesiana” The lump on a woman's scalp was a rare, potentially cancerous tumor from the hair follicle, not a common cyst.
January 2013 in “Juui rinshou hifuka” A Toy Poodle with hair loss regrew hair after being treated with melatonin and finasteride.
11 citations
,
May 1995 in “The journal of investigative dermatology/Journal of investigative dermatology”
28 citations
,
March 1942 in “Journal of Endocrinology” Male rats grow hair faster than females, and certain hormones can slow or slightly increase hair growth, but not significantly beyond natural rates.
1 citations
,
June 2000 in “PubMed” Osteopontin may help hair follicle growth during the catagen phase.
31 citations
,
October 2016 in “PLoS ONE” The ubiquitin-mediated proteolysis pathway is crucial for hair follicle development in cashmere goats.
July 2023 in “Research journal of pharmacy and technology” The hair tonic with Capsicum frutescens extract helps hair grow in male rabbits.
26 citations
,
February 1991 in “PubMed” Trichotillomania can be identified by a "Friar Tuck sign" and nail-biting.
5 citations
,
October 2024 in “International Journal of Biological Sciences” A peptide from hair follicle stem cells can boost hair growth.
34 citations
,
June 2005 in “Developmental dynamics” Runx3 helps determine hair shape.
1 citations
,
January 2016 in “Journal of cosmetology & trichology” Trichoscopy helped diagnose and treat a child's fungal scalp infection by spotting specific hair shapes.
32 citations
,
September 1966 in “Journal of Investigative Dermatology” 2 citations
,
February 2021 in “FEBS open bio” Human hair keratins K85 and K35 create unique filament patterns important for early hair formation.
4 citations
,
June 2021 in “Scientific Reports” Hair fiber shape and curvature are not significantly linked when ancestry is considered.
12 citations
,
August 1984 in “Genetics Research” The N gene affects the protein makeup of mouse hair.
13 citations
,
March 2000 in “Veterinary Dermatology” Dogs have a skin condition like human pseudopelade, causing hair loss that doesn't improve with treatment.
June 2021 in “National Medical Journal of China” Bimatoprost helps mouse hair grow by turning on a specific growth pathway.
130 citations
,
January 1994 in “Differentiation” Mouse hair follicle cells briefly grow during the early hair growth phase, showing that these cells are important for starting the hair cycle.
136 citations
,
July 2014 in “Proceedings of the National Academy of Sciences of the United States of America” FGF5 gene mutations cause unusually long eyelashes by affecting hair growth regulation.
March 2026 in “Journal of Skin and Sexually Transmitted Diseases” Long hair can cause hair loss in the middle of the scalp, and cutting it shorter helps.
20 citations
,
December 2015 in “Journal of Pharmacopuncture” Thread-embedding therapy helped hair grow back in mice and might do the same in humans.
May 2026 in “Research Square” The polyG fragment in Hoxc13 protein helps evolve mammalian skin and hair by enhancing gene interactions.
February 2019 in “Veterinarski glasnik” Guinea pigs' skin issues in the lumbar area may be caused by dermatological problems and need proper care.
7 citations
,
January 2022 in “Molecules” Tectoridin helps human hair cells grow and makes mouse hair longer, suggesting it could treat hair loss.
23 citations
,
January 2018 in “BMC genomics” Vimentin is involved in regulating the hair growth cycle in Inner Mongolian Cashmere goats.
September 2023 in “Journal of The American Academy of Dermatology” Baricitinib treatment can help regrow scalp hair and eyebrows or eyelashes in people with severe alopecia areata.