78 citations,
August 2012 in “Human molecular genetics online/Human molecular genetics” A new gene, JMJD1C, may affect testosterone levels in men.
71 citations,
January 2014 in “Journal of Proteome Research” Women with PCOS have different levels of certain fats and proteins in their blood, which could help diagnose the condition.
44 citations,
April 2008 in “The Journal of Clinical Endocrinology & Metabolism” Women with PCOS have similar levels of certain proteins compared to women without PCOS, and these proteins don't independently cause PCOS.
37 citations,
March 2014 in “Journal of Trace Elements in Medicine and Biology” Lower hair zinc and copper levels found in Turkish males with hair loss; higher BMI linked to less hair zinc.
32 citations,
August 1999 in “Journal of Investigative Dermatology” Early onset hair loss linked to genetics and androgen levels.
21 citations,
September 1977 in “Journal of Pharmaceutical Sciences” Minoxidil levels measured in human blood.
5 citations,
October 2018 in “Medical Science Monitor” Women with PCOS have lower amylin levels, which are not related to their body weight.
3 citations,
January 2017 in “Journal of Pakistan Association of Dermatology” Women with certain types of hair loss may have low iron levels, and iron supplements could help.
2 citations,
September 2012 in “Turk Dermatoloji Dergisi” Low levels of ferritin and vitamin B12 are common in women with telogen effluvium, but the link between nutrient deficiencies and the condition is not clear.
March 2022 in “Benha Journal of Applied Sciences” ULBP3 levels are higher in Tinea capitis patients and may help predict the disease's severity.
December 2021 in “Dermatology research” Low levels of vitamin B12, ferritin, and calcium are linked to premature graying of hair.
April 2018 in “Assiut Veterinary Medical Journal/Maǧallaẗ Asyūṭ al-ṭibiyyaẗ al-baytariyyaẗ” Zinc levels in body fluids can help diagnose zinc deficiency in lambs, with fecal zinc as an early indicator.
506 citations,
March 2005 in “The Journal of Clinical Endocrinology and Metabolism” Testosterone therapy improves physical function, strength, and body composition in older men with low testosterone levels.
195 citations,
February 2007 in “The Journal of Clinical Endocrinology and Metabolism” Dutasteride and finasteride may reduce sperm count and volume but don't affect movement or shape; effects are reversible after stopping.
89 citations,
December 2006 in “Lancet Oncology” Taking 1 mg/day finasteride for hair loss significantly lowers PSA levels in men, which may affect prostate cancer screening.
77 citations,
November 2007 in “International Journal of Andrology” Testosterone with or without finasteride doesn't improve thinking skills in older men with low testosterone.
72 citations,
April 2008 in “The Journal of urology/The journal of urology” Dutasteride and finasteride do not significantly affect bone density, blood fats, or blood production, but slightly lower PSA levels and minimally impact sexual function in healthy young men.
65 citations,
January 2009 in “Annals of Dermatology” Zinc supplements increased zinc levels in some hair loss patients but didn't significantly improve hair growth.
65 citations,
October 1999 in “Journal of The American Academy of Dermatology” Finasteride effectively reduces hair loss by decreasing androgen levels.
32 citations,
July 2012 in “Stem Cells Translational Medicine” Vitamin D3 can help improve hair growth by enhancing the function of specific skin cells and could be useful in hair regeneration treatments.
30 citations,
August 1992 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride doesn't affect hormone levels in normal men.
29 citations,
March 2010 in “Journal of Endocrinological Investigation” Lipocalin-2 levels are higher in women with PCOS and may indicate insulin resistance.
24 citations,
January 2012 in “Indian Journal of Dermatology, Venereology and Leprology” Diffuse alopecia areata involves more inflammation and higher allergy-related antibodies than patchy types.
21 citations,
January 2014 in “Dermatology Research and Practice” Hair and serum levels of zinc, copper, and iron are similar in people with alopecia areata and healthy individuals.
18 citations,
September 2015 in “Clinical Endocrinology” Women with PCOS have higher levels of a certain growth factor, which can be reduced by taking metformin.
17 citations,
January 2013 in “Indian Journal of Pharmacology” High levels of the seizure medication sodium valproate can cause hair loss.
17 citations,
January 1997 in “Cell and Tissue Research” Scientists developed a method to grow human fetal skin and digits in a lab for 3-4 weeks, which could help study skin features and understand genetic interactions in tissue formation.
11 citations,
February 2019 in “Journal of Cosmetic Dermatology” Low zinc and biotin levels linked to male hair loss; supplements may help.
11 citations,
October 1994 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride increases hair growth, prolongs hair cycle, and lowers dihydrotestosterone levels.
10 citations,
January 2012 in “International Journal of Trichology” The study found no link between anxiety, vitamin B12, folate, TSH, ferritin, zinc levels, and trichodynia in telogen alopecia patients.