48 citations
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April 1995 in “PubMed” Testosterone helps beard and axillary hair cells grow by releasing growth factors from dermal papilla cells.
28 citations
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November 1987 in “Journal of the American Academy of Dermatology” The model successfully grew and differentiated hair follicle cells in the lab.
164 citations
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September 2010 in “PLANT PHYSIOLOGY” Nitric oxide helps Solanum nigrum adapt to long-term zinc toxicity by changing root growth and metal balance.
January 2018 in “bioRxiv (Cold Spring Harbor Laboratory)” Auxin helps root hairs grow in high phosphate by affecting ROS and involving RSL2 and RSL4.
210 citations
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May 2006 in “The FASEB journal” Oxidative stress causes hair to gray by damaging and killing pigment cells.
58 citations
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March 1985 in “Journal of The American Academy of Dermatology” The document concludes that electrolysis and thermolysis can permanently remove hair but calls for better regulation to ensure safety, and notes a possibility of hair regrowth and rare complications.
10 citations
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April 2013 in “Journal of Investigative Dermatology” Scientists created a model using sheep cells to study hair root formation, which can test how different substances affect hair growth.
Natural α-hydroxyl acids cause skin exfoliation by activating TRPV3 channels.
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.
15 citations
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September 2012 in “PTR. Phytotherapy research/Phytotherapy research” Ginsenosides Rb₁ and Rd may help prevent hair loss by promoting hair cell growth.
July 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” The early genes of a specific virus can cause abnormal skin cell growth and hair follicle changes.
January 2019 in “Springer eBooks” Transplanting skin cells is a safe, effective, and affordable treatment for vitiligo.
32 citations
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May 2018 in “The Plant Cell” ERULUS is crucial for root hair growth by controlling calcium levels.
October 2021 in “Scholarworks (University of Massachusetts Amherst)” FERONIA is crucial for plant growth, pollen tube reception, and sugar signaling.
18 citations
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December 2002 in “European Journal of Biochemistry” MsPG3 protein gathers at root hair tips, aiding growth.
January 2002 in “Proceedings of The Japanese Society of Animal Models for Human Diseases” Keratin2-6g is crucial for hair follicle development, with mutations causing cell degeneration and vacuolation.
30 citations
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May 2018 in “Experimental Dermatology” The conclusion is that future hair loss treatments should target the root causes of hair thinning, not just promote hair growth.
July 2025 in “New Phytologist” MLO proteins help regulate calcium and ROS levels, promoting root hair growth in Arabidopsis.
11 citations
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June 2001 in “British Journal of Dermatology” c-Myc, Max, and Bin1 help hair follicle cells mature and die.
130 citations
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April 2003 in “Journal of Investigative Dermatology” Four specific keratins in hair follicles help understand hair structure and function.
43 citations
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September 2001 in “Annals of Neurology” Hair root analysis can effectively detect somatic mosaicism in double cortex syndrome.
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July 2004 in “Journal of morphology” Monotreme hair structure and protein distribution are similar to other mammals, but their inner root sheath cornifies differently, suggesting a unique evolution from reptile skin.
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August 1981 in “PubMed” Trichilemmal keratinization is a unique process in hair follicles where the outer root sheath turns into keratin without a specific layer.
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December 2007 in “The FASEB journal” There are two types of stem cells in rodent hair follicles, each with different keratin proteins.
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April 2010 in “Developmental Biology” Sebaceous glands can form new hair follicles when activated, but hair follicle bulges cannot.
4 citations
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January 2011 in “Cell stem cell” Hair follicle stem cells can return to their original niche and help regenerate hair.
30 citations
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December 1999 in “Journal of Investigative Dermatology Symposium Proceedings” Steroids, particularly estrogens and 5α-reductase inhibitors, affect blood vessel-related hair growth processes in hair follicle cells.
22 citations
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June 2008 in “Experimental Dermatology” Heparanase is essential for hair follicle health and inner root sheath differentiation.
September 2018 in “Cosmetics” Inositol and arginine solutions improve hair follicle health and turnover.
November 2016 in “Oncology Letters” Milia may come from the outer part of the hair follicle.