137 citations,
September 2005 in “Proceedings of the National Academy of Sciences of the United States of America” The HR protein helps hair grow by blocking a hair growth inhibitor, aiding in hair follicle regeneration.
129 citations,
January 2007 in “Otology & Neurotology” Gene therapy with the Math1 gene helped regenerate balance-related cells and improve balance in mice.
116 citations,
August 2010 in “Nature” Scientists turned rat thymus cells into stem cells that can help repair skin and hair.
108 citations,
September 2002 in “The Journal of clinical investigation/The journal of clinical investigation” Lowering testosterone speeds up wound healing in male mice.
99 citations,
January 2014 in “Nature communications” Scientists created stem cells that can grow hair and skin.
96 citations,
April 2007 in “Journal of Investigative Dermatology” Grafted rodent and human cells can regenerate hair follicles, but efficiency decreases with age.
87 citations,
April 2018 in “Biochemical and Biophysical Research Communications” Exosomes from dermal papilla cells can help grow hair and might treat hair loss.
81 citations,
January 2003 in “The FASEB Journal” Follistatin helps hair growth and cycling, while activin prevents it.
78 citations,
October 2012 in “Biomaterials” Larger spheroids improve hair growth, but size doesn't guarantee thicker hair.
75 citations,
October 2016 in “Genes & Development” Cells in hair follicles help create fat cells in the skin by releasing a protein called Sonic Hedgehog.
66 citations,
December 2013 in “Nature Cell Biology” Inactive hair follicle stem cells help prevent skin cancer.
64 citations,
August 2014 in “The journal of allergy and clinical immunology/Journal of allergy and clinical immunology/The journal of allergy and clinical immunology” A deficiency in the TTC7A gene causes immune problems, gut issues, and hair loss.
63 citations,
May 2011 in “Clinical cancer research” The topical inhibitor CUR61414 was not effective in treating basal cell carcinoma in human trials.
62 citations,
July 1993 in “Journal of Investigative Dermatology” Hair growth is influenced by interactions between skin layers, growth factors, and hormones, but the exact mechanisms are not fully understood.
57 citations,
June 2003 in “American Journal of Physiology-cell Physiology” Cyclosporin A helps mice grow hair by blocking a specific protein activity in skin cells.
56 citations,
May 2017 in “Nature Cell Biology” Hair can regrow after certain stem cells are lost because other stem cells can take over their role.
56 citations,
February 2010 in “PLOS ONE” Blocking Wnt signaling in young mice causes thymus shrinkage and cell loss, but recovery is possible when the block is removed.
55 citations,
November 2018 in “American journal of human genetics” Mutations in the LSS gene cause a rare type of hereditary hair loss.
55 citations,
June 2014 in “Nature Communications” Tcf3 helps cells move and heal wounds by controlling lipocalin 2.
54 citations,
January 2013 in “BMC Complementary and Alternative Medicine” Thuja orientalis hot water extract may help hair grow by starting the growth phase and improving hair follicle development.
53 citations,
April 2014 in “Experimental Dermatology” Wnt10b makes hair follicles bigger, but DKK1 can reverse this effect.
51 citations,
March 2014 in “Nature Communications” Skin tumor regression is helped by retinoic acid signaling blocking Wnt signaling.
49 citations,
November 2014 in “Journal of Medicinal Food” Red Ginseng Extract may help human hair grow by activating growth pathways and blocking negative effects of certain hormones.
46 citations,
January 2020 in “Theranostics” Injecting a special gel with human protein particles can help hair grow.
46 citations,
June 2015 in “Journal of Investigative Dermatology” Androgen receptor activity blocks Wnt/β-catenin signaling, affecting hair growth and skin cell balance.
46 citations,
January 2010 in “The journal of investigative dermatology/Journal of investigative dermatology” Mice lacking Insig proteins had hair growth problems due to cholesterol buildup, but this was fixed by the drug simvastatin.
43 citations,
August 2018 in “Cell Stem Cell” Hoxc genes control hair growth through Wnt signaling.
43 citations,
March 2009 in “Journal of Cellular and Molecular Medicine” TGF-β2 plays a key role in human hair growth and development.
42 citations,
January 2017 in “Stem cells international” Adding hyaluronic acid helps create larger artificial hair follicles in the lab.
41 citations,
June 2006 in “Journal of Investigative Dermatology” Beard and scalp hair cells have different gene expressions, which may affect beard growth characteristics.