41 citations,
October 2011 in “Journal of Dermatology” Finasteride 1 mg effectively and safely increases hair growth in Japanese men with hair loss.
39 citations,
August 2018 in “Scientific reports” Claudin-1 is important for the barrier function and growth of hair.
38 citations,
March 1997 in “Journal of interferon & cytokine research” IL-1β inhibits human hair follicle growth.
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March 2006 in “Regulatory Peptides” Mice skin has components that could help with hair growth and might be used for diabetes treatment.
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February 2016 in “British journal of pharmacology” Sirtuin 1 could be a potential drug target for treating hypertrophic scars.
35 citations,
June 2012 in “PloS one” Keratin 15 expression in skin cells is regulated by two mechanisms involving PKC/AP-1 and FOXM1.
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November 2010 in “Development” Activating Notch in adult skin causes T cells and neural crest cells to gather, leading to skin issues.
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June 2009 in “British journal of dermatology/British journal of dermatology, Supplement” Vitamin C derivative helps hair grow longer by making cells produce a growth factor through a specific cellular pathway.
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February 1999 in “The journal of investigative dermatology/Journal of investigative dermatology” IGF-1 increases whisker growth in transgenic mice.
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January 2017 in “Physiology & Behavior” New hair growth corticosterone levels are higher in diabetic mice, indicating long-term stress.
32 citations,
August 2015 in “Journal of Investigative Dermatology” Prominin-1 expressing cells in the dermal papilla help regulate hair follicle size and communication but don't aid in skin repair.
31 citations,
May 2021 in “Journal of endocrinological investigation” APS-1 in Italy shows diverse AIRE mutations and various autoimmune issues.
30 citations,
February 2010 in “The journal of investigative dermatology/Journal of investigative dermatology” Plet-1 protein helps hair follicle cells move and stick to tissues.
30 citations,
August 1993 in “PubMed” IL-1 alpha stops hair follicle growth and hair production.
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August 2017 in “Skin appendage disorders” IGF-1 may affect hair growth and loss, but more research is needed to confirm effective and safe treatments.
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December 2004 in “Developmental biology” cDermo-1 causes dense skin, feathers, and scales in chickens.
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April 2000 in “Journal of histochemistry and cytochemistry/The journal of histochemistry and cytochemistry” ICAM-1 helps regulate hair growth cycles and skin remodeling.
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March 2014 in “Experimental Dermatology” IGF-1 affects hair loss and could be a potential treatment.
27 citations,
July 2012 in “Dermatologic Surgery” Higher caspase-1 levels found in balding scalps; reducing it may help treat hair loss.
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August 2006 in “Laboratory Investigation” SCF and ET-1 together significantly increase skin pigmentation and melanin production.
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September 1999 in “Journal of Investigative Dermatology” Human skin cells contain Protease Nexin-1, and male hormones can decrease its levels, potentially affecting hair growth.
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April 2019 in “Advances in wound care” Tannic acid helps wounds heal faster in rats by activating certain cell signals and reducing inflammation.
26 citations,
June 2000 in “Journal of The American Academy of Dermatology” Men with balding at age 45 had higher IGF-1 and lower IGFBP-3, suggesting these factors might be important in male pattern baldness.
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May 1994 in “Journal of Investigative Dermatology” Researchers found a new gene, hacl-1, that is active in mouse hair follicles during hair growth and may be important for hair biology.
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December 2021 in “Frontiers in Immunology” IL-1 family cytokines are crucial for skin defense and healing, but their imbalance can cause skin diseases.
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January 2014 in “Molecular Therapy” Applying a special DNA plasmid to the skin can make it thicker and stronger.
22 citations,
February 2017 in “Clinical and Experimental Dermatology” Icariin helps mouse hair grow by boosting a growth factor in skin cells.
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January 2011 in “Indian Journal of Dermatology/Indian journal of dermatology” Cow placenta extract may help hair grow by increasing a growth factor but is less effective than minoxidil.
22 citations,
April 2003 in “PubMed” Finasteride 1 mg significantly improves hair growth in men aged 41 to 60 with male pattern hair loss.
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October 2001 in “Biochemical Pharmacology” GI198745 is more potent and longer-lasting than finasteride, potentially better for treating hair loss.