September 2017 in “Journal of Investigative Dermatology” Aging causes sweat glands to shrink and move upward, leading to less elastic skin and more wrinkles.
January 2017 in “Journal of clinical & experimental dermatology research” Low ferritin levels might be linked to telogen effluvium, but vitamin D levels are not.
December 2014 in “Bali Medical Journal” Females have higher estrogen receptor levels in hair than males, and these levels decrease in white hair compared to black hair.
January 2014 in “Journal of Pigmentary Disorders” Women's hair gets thinner and grayer as they age, with treatments available for hair loss and graying.
November 2009 in “Companion Animal” The document suggests that Alopecia X in dogs is mainly a cosmetic issue and might be better left untreated.
January 2008 in “Yearbook of Dermatology and Dermatologic Surgery” One type of progenitor cell can maintain normal skin in mice.
232 citations,
January 2013 in “Nature Cell Biology” Understanding where cancer cells come from helps create better prevention and treatment methods.
121 citations,
May 2009 in “Journal of Ethnopharmacology” Eclipta alba extract may help hair grow similarly to Minoxidil.
78 citations,
March 1987 in “Journal of The American Academy of Dermatology” Minoxidil promotes hair growth but stops working when discontinued.
70 citations,
March 2008 in “Mechanisms of Ageing and Development” Maintaining DNA health in stem cells is key to preventing aging and tissue breakdown.
59 citations,
February 2012 in “Journal of Dermatological Science” Environmental factors at different levels control hair stem cell activity, which could lead to new hair growth and alopecia treatments.
59 citations,
September 2008 in “Experimental dermatology” Both mouse and rat models are effective for testing alopecia areata treatments.
57 citations,
October 2013 in “international journal of endocrinology and metabolism” Female pattern hair loss is common, linked to polycystic ovarian syndrome, and treated with topical Minoxidil.
55 citations,
March 2015 in “Carcinogenesis” WNT10A helps esophageal cancer cells spread and keep renewing themselves.
53 citations,
October 2012 in “The FASEB Journal” Bimatoprost, a glaucoma medication, may also help treat hair loss.
44 citations,
March 2004 in “Journal of Investigative Dermatology” The effects of estrogen on human hair growth are unclear and need more research.
36 citations,
June 2009 in “Nanomedicine” Fullerene nanomaterials help hair grow faster and increase hair follicles.
32 citations,
December 1999 in “Journal of Investigative Dermatology Symposium Proceedings” 17-β-Estradiol applied to the skin stops hair growth, while ICI 182 780 helps hair grow in mice.
31 citations,
January 2003 in “Dermatology” Steroidogenic isoenzymes may help improve treatments for common hair loss.
30 citations,
September 2017 in “Clinics in Dermatology” Men with common hair loss may have a higher risk of heart disease and diabetes, and should be checked for these conditions.
25 citations,
June 2018 in “Clinical and Experimental Dermatology” Combined microneedling and minoxidil improves hair growth more than minoxidil alone.
25 citations,
August 2014 in “Endocrinology” Researchers created a mouse model of a type of rickets that does not cause hair loss.
24 citations,
November 2016 in “Cell death and disease” Skin-derived stem cells can become various cell types, including germ cell-like and oocyte-like cells.
23 citations,
January 2020 in “Frontiers in Pharmacology” Dihydrotestosterone affects hair growth by changing the Wnt/β-catenin pathway, with low levels helping and high levels hindering growth.
22 citations,
October 2020 in “Frontiers in Cell and Developmental Biology” Fisetin, a type of polyphenol, may help hair grow by increasing certain protein activities in cells.
21 citations,
May 2005 in “Journal of the American Veterinary Medical Association” The exact cause of growth hormone-responsive alopecia in dogs is unclear.
18 citations,
June 2017 in “Proceedings of the National Academy of Sciences of the United States of America” A gene called Gk5 controls lipid production in the skin and affects hair growth.
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.
18 citations,
December 2010 in “Journal of Trace Elements in Medicine and Biology” Women with AGA have more androstenedione and dihydrotestosterone, less copper and zinc; copper imbalance affects AGA; treatment improves hormones and minerals.
17 citations,
January 2006 in “Veterinary Dermatology” Topical melatonin and brushing did not affect hair regrowth in Siberian Huskies.