212 citations
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August 2004 in “Proceedings of the National Academy of Sciences” Hair follicle cells can create new blood vessels in the skin.
9 citations
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February 2001 in “Journal of Dermatological Science” p21waf1/cip1 and p27kip1 help in hair follicle differentiation in rats.
27 citations
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January 2000 in “Developmental Dynamics” Mutations in the Whn gene affect hair keratin gene expression differently.
Nanotechnology shows promise for better hair loss treatments but needs more research for safety and effectiveness.
3 citations
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March 2009 in “Hirosaki University Repository for Academic Resources (Hirosaki University)” Hirosaki hairless rats have sparse, twisted hair due to missing hair keratin genes.
September 1984 in “Journal of Biological Education” Human hair growth involves active, resting, and intermediate phases, and examining plucked hairs can teach students about hair biology and diseases.
Hedgehog signaling can create new hair follicles but may also cause tumors.
January 2011 in “Bradford Scholars (University of Bradford)” Testosterone stimulates growth in intermediate hair follicles, but this can be blocked by cyproterone acetate.
96 citations
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April 2007 in “Journal of Investigative Dermatology” Grafted rodent and human cells can regenerate hair follicles, but efficiency decreases with age.
October 2024 in “Small Methods” Platinum nanozyme microneedles can effectively and safely promote hair growth for androgenetic alopecia.
September 2007 in “PubMed” Implanted human scalp cells can regenerate hair-like structures in mice.
2 citations
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December 2022 in “Scientific Data” The study maps how genes are regulated during mouse hair growth.
5 citations
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April 2022 in “Pharmaceutics” Minoxidil nanoparticles significantly boost hair growth in mice compared to regular minoxidil.
April 2025 in “Journal of Investigative Dermatology” Fibronectin is essential for hair follicle regeneration by supporting stem cells.
July 2025 in “Dermatologica Sinica” Glycyrrhizin may help regrow hair by activating a specific pathway.
June 1999 in “Connective tissue” November 2007 in “Science” Keratin-based hydrogels from human hair help nerve repair better than traditional methods.
3 citations
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April 2014 in “Journal of Dietary Supplements” CARI ONE helps start hair growth and makes hair follicles bigger and more numerous.
20 citations
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January 2017 in “Experimental Dermatology” Igf1r helps regulate hair growth cycles.
Transplanted rat hair follicles grew hair and had increased but not fully restored nerve connections in mice.
2 citations
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January 2022 in “International Journal of Medical Sciences” Kartogenin may help treat hair loss by promoting hair growth and extending the hair growth phase.
April 2025 in “Journal of Bioscience and Bioengineering” Centrifugal forces can help prepare hair follicle germs for hair regeneration.
7 citations
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October 1992 in “PubMed” Sinus hair follicles in mammals have different nerve fiber types with species-specific patterns, especially in cats.
5 citations
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December 2020 in “Gene” ANXA1 influences hair growth in mice through the EGF signaling pathway.
1 citations
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May 2023 in “PubMed” A certain type of skin cell, marked by EGFR, produces a lot of IGF1 and helps hair follicles grow back faster.
43 citations
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April 2010 in “Developmental Biology” Sebaceous glands can form new hair follicles when activated, but hair follicle bulges cannot.
3 citations
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July 2019 in “Fibers And Polymers/Fibers and polymers”
14 citations
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October 2000 in “Genomics” Rat dermal papilla cells have unique genes crucial for hair growth.
96 citations
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October 2000 in “The FASEB Journal” The p75 neurotrophin receptor is important for hair follicle regression by controlling cell death.
36 citations
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June 2009 in “Nanomedicine” Fullerene nanomaterials help hair grow faster and increase hair follicles.