Hairless mammals evolved quickly in both gene and non-gene areas related to skin and hair.
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.
January 2012 in “Zhongguo shouyi xuebao” Sheep breeds show different keratin gene expression in the groin, linked to hair follicle density.
October 2022 in “International Journal of Molecular Sciences” Fish collagen peptides can significantly promote hair growth.
September 2022 in “Research Square (Research Square)” 5% topical minoxidil improves hair density and quality in monilethrix patients.
October 2023 in “International Journal of Cosmetic Science” WS Biotin, a new form of D-Biotin, improves water solubility and shows potential for hair and skin care without being toxic at low levels.
March 2006 in “The FASEB Journal” Vitamin D receptor is essential for adult hair growth.
5 citations
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June 2014 in “Der Hautarzt” Genetic testing can identify causes of rare hair loss disorders in children, but no treatments exist.
15 citations
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January 1993 in “DNA sequence” KRT2.13 gene is similar to KRT2.9 but not expressed in hair follicles.
February 2025 in “Archives animal breeding/Archiv für Tierzucht” Certain gene combinations improve cashmere quality and production in Liaoning goats.
30 citations
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June 2022 in “Animals” Key genes, including KRT39 and KRT74, influence hair length in Inner Mongolia cashmere goats.
8 citations
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December 2022 in “BMC Genomics” The research improved understanding of yak hair growth to help use yak wool better.
5 citations
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May 2024 in “BMC Genomics” Different genes affect hair length in yaks.
3 citations
,
March 2009 in “Hirosaki University Repository for Academic Resources (Hirosaki University)” Hirosaki hairless rats have sparse, twisted hair due to missing hair keratin genes.
YH0618 helps reduce chemotherapy-induced hair loss by targeting specific proteins and pathways.
Researchers found genes in sheep that may affect hair growth and wool quality.
Hairlessness in mammals is due to complex genetic changes in both genes and regulatory regions.
37 citations
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May 2016 in “JAAD case reports” Oral minoxidil shows promise in treating monilethrix-related hair loss.
10 citations
,
July 2013 in “British Journal of Dermatology” High MUC-18/MCAM levels in blood indicate a worse outlook for melanoma patients.
9 citations
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February 2018 in “The Journal of Dermatology” A new mutation in the LIPH gene was found to cause a rare hair disorder in a Japanese boy.
5 citations
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January 2017 in “Dermatologic Surgery” Storing hair follicle micrografts for longer times can cause them to enter a state similar to the natural hair shedding phase, which might impact hair transplant results.
January 2026 in “Cosmoderma” A 9-year-old girl has a rare hair disorder causing beaded, sparse hair.
21 citations
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April 2014 in “PLoS ONE” A rare gene variant causes hair and nail issues in a family.
20 citations
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August 2017 in “PLoS ONE” 61 functional keratin genes were identified in dogs and horses, leading to updated gene annotations.
17 citations
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August 2018 in “BMC Genomics” The HOXC13 gene affects different hair proteins in cashmere goats in varied ways and is controlled by a feedback loop and other factors.
4 citations
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December 2020 in “Mammalian genome” Harlequin mutant mice have hair loss due to low AIF protein levels and retroviral element activity.
3 citations
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May 2024 in “Amino Acids” Disrupted cysteine metabolism may cause hair breakage in Alopecia Areata, suggesting potential treatments like N-acetylcysteine.
September 2025 in “Animal Bioscience” Key genes and pathways affect wool fiber thickness, improving wool quality.
July 2020 in “Bioinformatics and Bioengineering” Found key genes affecting hair loss, immune response, and skin development; more research needed for better treatments.
27 citations
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July 2013 in “Journal of Dermatological Science” The conclusion is that androgenetic alopecia and senescent alopecia have unique gene changes, suggesting different causes and potential treatments for these hair loss types.