122 citations,
November 2010 in “Journal of Dermatological Science” Male pattern baldness involves hormones and cell signals affecting hair growth.
104 citations,
May 2003 in “Endocrinology” Lampreys have a functional vitamin D receptor that may help detoxify harmful substances.
88 citations,
February 2011 in “Journal of Dermatological Science” Minoxidil helps hair growth by activating the β-catenin pathway.
87 citations,
March 2005 in “Journal of Dermatological Science” Asiasari radix extract promotes hair growth and increases protein synthesis and cell proliferation.
81 citations,
January 2006 in “Journal of cellular physiology” Mice without the vitamin D receptor gene lose hair due to disrupted hair follicle cycles.
75 citations,
October 2002 in “Journal of Dermatological Science” Sophora flavescens extract may help hair grow by affecting growth factors and blocking a hair-related enzyme.
70 citations,
December 2004 in “Differentiation” The study identified and characterized new keratin genes linked to hair follicles and epithelial tissues.
69 citations,
September 2006 in “Human Reproduction” Women with PCOS have fewer activated T cells in their ovarian follicles, which might affect fertility.
65 citations,
August 2007 in “Experimental Dermatology” Human hair follicles can make and process prostaglandins, which may affect hair growth.
56 citations,
May 2021 in “Journal of infection/The Journal of infection” Most hospitalized COVID-19 patients had long-term symptoms like fatigue and hair loss, with women and those sicker during hospitalization at higher risk.
53 citations,
October 2012 in “The FASEB Journal” Bimatoprost, a glaucoma medication, may also help treat hair loss.
50 citations,
May 2011 in “Journal of Ethnopharmacology” Eclipta alba extract shows potential as an anticancer agent by inhibiting cancer cell growth and promoting cell death.
45 citations,
February 2019 in “Journal of Affective Disorders” Melatonin improved mental health and metabolism in women with PCOS.
42 citations,
August 1999 in “The American journal of pathology” Basal cell carcinomas have much higher levels of Vitamin D3 receptors compared to healthy skin.
41 citations,
November 2013 in “Experimental Dermatology” Leptin, a hormone, is important for starting hair growth.
41 citations,
June 2006 in “Journal of Investigative Dermatology” Beard and scalp hair cells have different gene expressions, which may affect beard growth characteristics.
37 citations,
January 2009 in “Sexual Development” Fadrozole and Finasteride change frog sex ratios and cause intersex animals with altered gene expressions.
36 citations,
February 2017 in “BMC Complementary and Alternative Medicine” Geranium sibiricum extract helps hair grow and is more effective than minoxidil but can be toxic in high concentrations.
36 citations,
September 2011 in “British Journal of Dermatology” White hair grows thicker and faster than black hair due to higher activity of growth-related genes and proteins.
31 citations,
August 2019 in “Regenerative Medicine” Human placenta hydrogel helps restore cells needed for hair growth.
30 citations,
February 2017 in “Histochemistry and Cell Biology” TPA promotes hair growth by increasing stem cell activity and activating specific cell signals.
29 citations,
March 2010 in “Journal of Dermatological Science” Wnt3a activates certain genes in hair follicle cells, including a newly discovered one, EP2, which may affect hair growth.
28 citations,
October 2011 in “International Journal of Molecular Medicine” Adenosine helps hair grow longer and stronger by boosting certain growth factors and signaling pathways.
28 citations,
August 2003 in “Steroids” Hirsute women have lower type 2 17β-HSD enzyme levels, which improve with treatment.
27 citations,
September 2017 in “Archives of Dermatological Research” Topical tofacitinib may grow hair better than minoxidil by increasing VEGF and reducing inflammation.
27 citations,
August 2015 in “Experimental Dermatology” Certain electric currents can promote hair growth by activating specific cell pathways.
27 citations,
August 2005 in “The journal of investigative dermatology/Journal of investigative dermatology” Researchers found new genes involved in hair growth, which could help develop new hair treatments.
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.
26 citations,
February 2012 in “Journal of Investigative Dermatology” Human hair follicle cells can be successfully transformed into different types of cells, but not more efficiently than other adult cells.
25 citations,
August 2014 in “Endocrinology” Researchers created a mouse model of a type of rickets that does not cause hair loss.