116 citations,
May 2013 in “Proceedings of the National Academy of Sciences of the United States of America” Hair grows faster in the morning and is more vulnerable to damage from radiation due to the internal clock in hair follicle cells.
103 citations,
January 2006 in “Journal of Cell Science” The document concludes that the hair cycle is a complex process involving growth, regression, and rest phases, regulated by various molecular signals.
98 citations,
December 2003 in “The FASEB Journal” Thymosin β4 promotes hair growth by activating stem cells in hair follicles.
85 citations,
September 2013 in “International Journal of Molecular Sciences” Keratin 15 is not a reliable sole marker for identifying epidermal stem cells because it's found in various cell types.
80 citations,
May 2011 in “Nature Cell Biology” New methods have greatly improved our understanding of stem cell behavior and roles in the body.
78 citations,
August 2002 in “Experimental Dermatology” Researchers developed a quick and easy way to get and grow cells from the base of human hair follicles.
67 citations,
December 2009 in “Stem Cells” β-Catenin signaling is involved in brain cell growth after injury and could be a therapy target.
67 citations,
July 1985 in “British journal of dermatology/British journal of dermatology, Supplement” Men's thigh hair grows longer and has a longer growth cycle than women's, but arm hair growth is similar between genders.
59 citations,
April 2016 in “Cell Reports” EdnrB signaling helps melanocyte stem cells regenerate and could be targeted to treat pigmentation issues.
52 citations,
May 2017 in “Journal of Cosmetic Dermatology” PRP injections improve hair density and thickness in women with hair loss.
43 citations,
September 2014 in “Molecular Plant” CLE40 and CRN/CLV2 pathways have opposite effects on root growth in Arabidopsis.
39 citations,
May 2010 in “Stem Cells” Ephrins slow down skin and hair follicle cell growth.
35 citations,
April 2008 in “Human Molecular Genetics” Skin and hair can help us understand organ regeneration, especially how certain stem cells might be used to form new organs.
34 citations,
June 2010 in “Archives of Disease in Childhood” Menstrual disorders are common in adolescents and can be influenced by weight, activity, and health issues, requiring careful evaluation and more research for effective treatment.
33 citations,
January 2017 in “Conservation physiology” Measuring reproductive hormones in brown bear hair could help identify their sex and reproductive state, but better collection methods or lab techniques are needed.
33 citations,
August 2013 in “Journal of Investigative Dermatology” Human hair follicle stem cells show signs of low oxygen levels, which may be important for hair growth and preventing baldness.
33 citations,
November 1994 in “Archives of Biochemistry and Biophysics” 31 citations,
May 2015 in “Stem Cell Reports” Stem cells and their surrounding environment in hair follicles work closely together, affecting hair growth and having implications for cancer and tissue regeneration.
28 citations,
March 2010 in “Histochemistry and Cell Biology” Different markers are found in stem cells of the scalp's hair follicle bulge and the surrounding skin.
27 citations,
July 1990 in “International Journal of Dermatology” A pulsed electrical field safely and effectively increased hair growth.
26 citations,
October 2016 in “Biomolecules & Therapeutics” 3-Deoxysappanchalcone helps human hair cells grow and stimulates hair growth in mice by affecting certain cell signaling pathways.
25 citations,
April 2015 in “Journal of Investigative Dermatology” GasderminA3 is important for normal hair cycle transitions by controlling Wnt signaling.
25 citations,
December 1992 in “Seminars in cell biology” Skin stem cells are maintained by signals from nearby cells and vary in their ability to renew and mature.
23 citations,
July 2007 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair follicle bulge cells don't help skin regrow after glucocorticoid damage; interfollicular epidermis cells do.
22 citations,
July 2012 in “Journal of integrative agriculture/Journal of Integrative Agriculture” Hoxc13 is linked to seasonal hair growth in Cashmere goats and is affected by melatonin.
22 citations,
February 2008 in “Journal of Dermatological Science” EPR spectroscopy showed that spontaneous hair growth results in thicker skin and less pigmented hair than depilation-induced growth.
22 citations,
August 1999 in “Experimental Dermatology” Certain drugs can cause early hair growth in mice by affecting the nerves.
20 citations,
April 1999 in “British journal of plastic surgery” Ruby laser hair removal significantly reduces hair density.
18 citations,
November 2014 in “Journal of Agricultural and Food Chemistry” Brazilian propolis was found to speed up hair growth in mice by increasing the growth of skin cells that form hair.
14 citations,
January 2018 in “Scientific reports” Bioluminescence imaging can track hair follicle cells and help study hair regrowth.