46 citations,
August 2003 in “The journal of investigative dermatology/Journal of investigative dermatology” Phosphatidic acid may help hair grow by affecting cell growth pathways.
45 citations,
January 2012 in “Experimental Dermatology” Human hair follicles switch between active and resting phases unpredictably.
45 citations,
April 2001 in “The journal of investigative dermatology/Journal of investigative dermatology” Different Myc family proteins are located in various parts of the hair follicle and may affect stem cell behavior.
45 citations,
September 2012 in “Life Sciences” Aconiti Ciliare Tuber extract may help hair grow by activating a specific cell signaling pathway.
45 citations,
March 2010 in “Journal der Deutschen Dermatologischen Gesellschaft” A systematic approach is crucial for managing hair loss in women.
45 citations,
January 2010 in “Forensic science international” Neonatal hair can help determine drug exposure during pregnancy.
44 citations,
March 2004 in “Journal of Investigative Dermatology” The effects of estrogen on human hair growth are unclear and need more research.
43 citations,
December 2006 in “The American journal of pathology” Edar signaling is crucial for controlling hair growth and regression.
43 citations,
November 2007 in “Dermatologic Clinics” Hair and nail changes can indicate health issues, including cancer and side effects from cancer treatments.
43 citations,
July 1984 in “Clinical and Experimental Dermatology” Antiandrogen therapy helped increase hair growth in women with hormonal imbalances related to baldness.
42 citations,
July 2014 in “Journal of biological chemistry/The Journal of biological chemistry” Heparan sulfate is important for hair growth, preventing new hair formation in mature skin, and controlling oil gland development.
42 citations,
February 2014 in “Stem Cells and Development” Vitamin C helps adipose-derived stem cells grow and may support hair growth.
42 citations,
March 2006 in “Drug Discovery Today: Therapeutic Strategies” The conclusion is that we need more effective hair loss treatments than the current ones, and these could include new drugs, gene and stem cell therapy, hormones, and scalp cooling, but they all need thorough safety testing.
42 citations,
June 2019 in “Aging” 3,4,5-tri-O-caffeoylquinic acid promotes hair growth by activating the β-catenin pathway.
42 citations,
March 2014 in “European Journal of Pharmacology” Ginsenoside F2 from ginseng may increase hair growth better than standard treatments by affecting cell growth signals.
42 citations,
July 2012 in “PLOS ONE” Estrogen can temporarily slow down hair growth but this can be reversed.
41 citations,
October 2017 in “International Journal of Women's Dermatology” Most pregnant women experience skin darkening and hair changes, with these effects usually going away after giving birth.
41 citations,
September 2011 in “Journal of Ethnopharmacology” Panax ginseng extract helps mice grow hair.
41 citations,
January 2007 in “Journal of Korean Medical Science” Minoxidil and ATRA together boost hair growth more effectively than minoxidil alone.
41 citations,
May 2001 in “PubMed” Different thicknesses of hair strands can indicate the severity of hair thinning.
40 citations,
August 2006 in “Current Drug Safety” Some drugs can cause hair loss, excessive growth, or color changes, often reversible but sometimes permanent.
40 citations,
April 2006 in “Journal of the European Academy of Dermatology and Venereology” The Trichoscan system was found to be inaccurate for measuring hair growth, needing better software to be useful.
40 citations,
November 1998 in “The journal of investigative dermatology/Journal of investigative dermatology” S100A3 protein is crucial for hair shaft formation in mice.
39 citations,
August 2018 in “Scientific reports” Claudin-1 is important for the barrier function and growth of hair.
39 citations,
December 2013 in “Phytotherapy Research” Safflower (Carthamus tinctorius) extract helps hair grow and could be used in hair products.
39 citations,
December 2001 in “JNCI: Journal of the National Cancer Institute” Using a gene therapy with the Sonic Hedgehog gene helps mice regrow hair faster after losing it from chemotherapy.
38 citations,
October 1988 in “Clinics in Dermatology” Hormones, nutrition, and seasonal changes regulate hair growth cycles, with androgens extending growth phases and factors like aging and malnutrition affecting hair loss and thinning.
38 citations,
January 2015 in “Journal of Cosmetic Dermatology” The nutritional supplement improved hair density and reduced hair loss in women with female pattern hair loss.
38 citations,
December 2011 in “British Journal of Dermatology” Menopause-related hormonal changes affect hair but are not the only cause of hair changes in middle-aged women.
38 citations,
September 1997 in “The journal of investigative dermatology/Journal of investigative dermatology” A mutation in mice causes hair loss and skin issues due to a defect in a gene affecting cell adhesion.