253 citations,
March 2006 in “The Journal of Clinical Endocrinology and Metabolism” Exposure to too much androgen before birth might cause polycystic ovary syndrome later in life.
199 citations,
April 2010 in “Nature” A gene called APCDD1, which controls hair growth, is found to be faulty in a type of hair loss called hereditary hypotrichosis simplex.
148 citations,
December 2018 in “Journal of autoimmunity” Alopecia areata is an autoimmune disease causing patchy hair loss, often with other autoimmune disorders, but its exact causes are unknown.
134 citations,
June 2005 in “Neuropsychopharmacology” GABRA2 gene variations impact alcohol response, and hair loss medication finasteride reduces some effects.
118 citations,
May 2015 in “European journal of pharmaceutics and biopharmaceutics” The hydrogel with a 1:3 ratio of hydroxyethyl cellulose to hyaluronic acid is effective for delivering drugs through the skin to treat acne.
111 citations,
October 2008 in “Nature Genetics” Researchers found a new gene area linked to male-pattern baldness, which, along with another gene, significantly increases the risk of hair loss in men.
87 citations,
March 2011 in “Australasian Journal of Dermatology” Genetics and hormones play a role in male and female hair loss, but more research is needed to fully understand it.
82 citations,
September 2008 in “Journal of Investigative Dermatology” EDA2R gene linked to hair loss.
77 citations,
April 2009 in “British Journal of Dermatology” Aromatase gene variation may increase female hair loss risk.
76 citations,
April 2005 in “Cancer Epidemiology, Biomarkers & Prevention” E211 G>A gene linked to lower risk of severe prostate cancer and hair loss.
58 citations,
June 2018 in “Scientific reports” Researchers found 15 new genetic links to skin traits in Japanese women.
40 citations,
January 2017 in “Intestinal Research” Genotyping for NUDT15 p.Arg139Cys can help predict thiopurine side effects in Japanese IBD patients.
38 citations,
February 2012 in “British Journal of Dermatology” AR/EDA2R gene linked to early-onset female hair loss, but 20p11 gene not involved.
34 citations,
December 2015 in “Neuroscience & Biobehavioral Reviews” Some hormone-related drugs may protect brain cells in Parkinson's disease differently in men and women.
29 citations,
January 2021 in “Translational Psychiatry” The research suggests that Tourette syndrome is linked to both brain signaling and immune system pathways.
29 citations,
July 2012 in “The Journal of Sexual Medicine” Rats had lasting erectile problems after stopping a certain medication.
27 citations,
May 2015 in “Neuropharmacology” Dutasteride protects dopamine neurons in Parkinson's mice, but Finasteride doesn't.
26 citations,
November 2010 in “Experimental Dermatology” Two gene areas linked to male pattern baldness found, more research needed.
25 citations,
July 2013 in “Journal of Dermatological Science” Six new hair loss factors in men not linked to female hair loss.
25 citations,
March 2012 in “Journal of Dermatological Science” Genetic variants linked to ten skin diseases were found, showing both immune and non-immune factors play a role.
21 citations,
November 2017 in “Livestock science” Nellore cattle have genetic variations linked to their adaptation to tropical environments.
21 citations,
June 2016 in “Genesis” Researchers identified specific genes that are important for mouse skin cell development and healing.
16 citations,
April 2018 in “Animal Genetics” Researchers found two genes that may explain why some Casertana pigs don't have hair.
16 citations,
March 2015 in “Wiener Klinische Wochenschrift” Vitamin D deficiency is common in women with PCOS and linked to some metabolic problems, but not the main cause of their metabolic issues.
15 citations,
November 2015 in “Trends in biotechnology” Gene regulation could revolutionize hair color by altering pigmentation from within.
15 citations,
December 2013 Men with more vanadium in their blood and who drink less soy milk are more likely to have hair loss.
15 citations,
June 2011 in “British Journal of Dermatology” No link found between aromatase gene and female hair loss.
14 citations,
February 2017 in “Scientific Reports” Certain variations of the HDAC9 gene can increase or decrease stroke risk in the Chinese population.
14 citations,
October 2016 in “Physiological Research” Alfacalcidiol and metformin together lowered testosterone in women with PCOS, but did not significantly improve acne, hair growth, or pregnancy rates.
13 citations,
March 2019 in “Physiological Research” Overweight women with PCOS have higher levels of certain hormones that could indicate a higher risk of heart and metabolic problems.