3 citations
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January 1982 in “Australian journal of biological sciences” Ethionine significantly inhibits wool growth in sheep but not hair growth in mice or rats.
April 2019 in “Progress in Crystal Growth and Characterization of Materials” Hair grows like a crystal at a solid-liquid interface without cell division.
July 2024 in “Experimental Dermatology” AP collagen peptides help hair grow and improve hair health.
January 2005 in “Medical Entomology and Zoology” The reinforced collagen sponge helps grow normal hair in mice.
Yifa Compound Prescription helps hair follicles grow better in lab conditions.
Rex rabbits should not be slaughtered before 120 days for the best fur quality.
January 2014 in “China Animal Husbandry & Veterinary Medicine” The KAP8-1 gene affects skin, hair follicle development, and wool quality in different sheep varieties.
46 citations
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January 1991 in “Tissue and Cell” The male silkmoth's antenna develops olfactory structures over 21 days, with full hair formation by day 15.
January 2019 in “Durham e-Theses (Durham University)” Less stiff collagen promotes higher cell growth in hair follicles.
3 citations
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June 2017 in “Journal of Biomaterials Applications” Keratin extract from human hair was found to promote hair growth in mice.
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June 2010 in “Molecular & cellular proteomics” Pectin biosynthesis is essential for the growth of cotton fibers and Arabidopsis root hairs.
3 citations
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January 2016 in “International Journal of Trichology” Sheep-derived factors improve human hair cell clustering, which may help hair growth.
15 citations
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October 1999 in “British Journal of Dermatology” Collagen remodeling is more active during hair growth stages.
April 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” Exosomes from small-tailed Han sheep enhance hair growth in mice.
1 citations
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November 1981 in “PubMed” No clear conclusion available.
September 2016 in “Journal of dermatological science” The conclusion is that the variation in hair thinness in patients is mostly due to the amount of underdeveloped hairs, and treatments that thicken fine hairs might work for those with mild to severe conditions.
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May 1991 in “Journal of Investigative Dermatology”
15 citations
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July 2008 in “Journal of Dermatological Science” Ephrin-A3 helps increase and speed up hair growth in baby mice.
July 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair growth cycles need varied signals in space and time.
January 2009 in “China Animal Husbandry & Veterinary Medicine” The B2C promoter works in sheep cells but not in mouse embryos.
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.
5 citations
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November 2022 in “Genetics selection evolution” Low-coverage sequencing is a cost-effective way to find genetic factors affecting rabbit wool traits.
Different treatments change the strength and flexibility of human hair.
1 citations
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September 2022 in “KnE medicine” Candlenut oil hair tonic helps mice grow hair, with higher oil concentration giving better results.
23 citations
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October 1958 in “PubMed”
December 2022 in “Himi, himijn tehnologijn hùrèèlèngijn èrdèm šinžilgèènij bùtèèl” Hair products with copper and zinc enriched yeast made hair thicker and denser.
January 2013 in “Heilongjiang xumu shouyi” The compound additive improved growth and fur quality in blue foxes.
January 2016 in “Frontiers in Bioengineering and Biotechnology” A wool hair keratin hydrogel is promising for growing cells and tissue engineering.
21 citations
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October 2013 in “Molecular Biology of the Cell” The protein CCN2 controls hair growth by affecting hair follicle formation and stem cell activity in mice.
September 2023 in “Journal of The American Academy of Dermatology” Caffeine may help hair grow better.