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October 1988 in “Clinics in Dermatology” Scientists identified and cloned specific keratin proteins in mouse hair.
December 2024 in “PLoS ONE” Alopecia in gray bats is most common and severe during lactation, likely due to stress and nutrition.
August 2016 in “Journal of the American Academy of Dermatology” The infant likely has Hay-Wells syndrome and needs genetic testing and heart screening.
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July 2016 in “Biochemical Journal” Wnt proteins from certain skin cells are crucial for normal hair growth and renewal.
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September 2009 in “Birth defects research” Different body areas in mice produce different hair types due to interactions between skin layers.
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March 1973 in “Journal of Investigative Dermatology”
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April 2001 in “Dermatologic Surgery” Michael L. Beehner proposed a standardized way to describe balding areas on the scalp to help hair restoration experts communicate better.
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October 2000 in “The FASEB Journal” The p75 neurotrophin receptor is important for hair follicle regression by controlling cell death.
BMD-1141 effectively regrows hair in alopecia areata with less frequent dosing than current treatments.
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January 2009 in “Veterinary Dermatology” The hepatitis B vaccine did not cause hair loss in the tested mice.
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January 2014 in “Pediatric Research” November 2025 in “SHILAP Revista de lepidopterología” Animal and mathematical models help understand and develop treatments for alopecia areata.
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September 2020 in “Journal of Dermatological Science” The gene LRRC15 is more active in balding areas of the scalp compared to non-balding areas.
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May 2018 in “BMC genomics” Researchers found genes and microRNAs that control curly fleece in Chinese Tan sheep.
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September 2004 in “Journal of Anatomy” The inner root sheath evolved to help hair grow safely through the skin in mammals.
April 1974 in “Pediatric Research” The Naked (N) trait in mice is linked to lower glycine and tyrosine in hair proteins.
April 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” Researchers found that certain miRNAs, which affect immune system regulation, are differently expressed in mice with a hair loss condition compared to healthy mice.
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December 2022 in “Animals” Blocking miR-27a increases sheep hair follicle stem cell growth and decreases cell death, which could help improve wool quality and treat hair loss.
Muscarinic acetylcholine receptors help regulate and promote hair growth.
ocu-miR-205 affects hair density in Rex rabbits by altering hair follicle growth and signaling pathways.
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September 2018 in “Scientific Reports” The research found that a complex gene network, controlled by microRNAs, is important for hair growth in cashmere goats.
March 2026 in “JID Innovations” Aire mutation reduces alopecia areata, while Notch4 mutation prevents it in mice.
Raptor and Rictor have stable expression in hair cycles, with Raptor marking stem cells and Rictor involved in hair shaft formation.
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January 1972 in “PubMed”
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June 2020 in “BMC genomics” A specific microRNA, chi-miR-30b-5p, slows down the growth of hair-related cells by affecting the CaMKIIδ gene in cashmere goats.
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June 2001 in “American Journal of Pathology” The p53 protein helps control hair follicle shrinking by promoting cell death in mice.
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August 1977 in “Journal of Morphology” The big-clawed shrew's sinus hair follicles are highly specialized for sensing vibrations.
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January 1997 in “Endocrinology” Testosterone can slow hair growth in adult monkeys, but a blocker called RU 58841 can counteract this and potentially help hair regrow.
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August 2008 in “Immunogenetics” A gene mutation in mice causes increased mast cells and disorganized hair follicles in their skin.