1398 citations
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May 2008 in “Histochemistry and Cell Biology” Keratins are crucial for cell stability, wound healing, and cancer diagnosis.
506 citations
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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.
77 citations
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October 2007 in “International Journal of Andrology” Testosterone with or without finasteride doesn't improve thinking skills in older men with low testosterone.
73 citations
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January 2013 in “Annals of Dermatology” People with hair loss, especially those with certain types, have lower zinc levels, and zinc supplements might help.
71 citations
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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.
65 citations
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October 1999 in “Journal of The American Academy of Dermatology” Finasteride effectively reduces hair loss by decreasing androgen levels.
62 citations
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January 2013 in “Skin Pharmacology and Physiology” Low iron and vitamin D levels are linked to hair loss in women.
48 citations
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December 2004 in “Differentiation” Tooth papilla cells can help regenerate hair follicles and grow hair.
44 citations
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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.
38 citations
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June 2018 in “Archives of Toxicology” Different species and human skin models vary in their skin enzyme activities, with pig skin and some models closely matching human skin, useful for safety assessments and understanding the skin's protective roles.
38 citations
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January 2011 in “Endocrine Journal” Weight loss and metformin don't significantly change vaspin levels in women with PCOS.
32 citations
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August 1999 in “Journal of Investigative Dermatology” Early onset hair loss linked to genetics and androgen levels.
31 citations
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October 2005 in “British Journal of Dermatology” Hair loss in women not always linked to increased oil production; other factors may be involved.
30 citations
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August 1992 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride doesn't affect hormone levels in normal men.
29 citations
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March 2010 in “Journal of Endocrinological Investigation” Lipocalin-2 levels are higher in women with PCOS and may indicate insulin resistance.
28 citations
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September 2017 in “Gynecological Endocrinology” Women with PCOS have higher levels of AMH in their blood and follicles, and this can help predict their risk of overreaction to fertility treatments.
28 citations
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March 2010 in “British Journal of Dermatology” Genetic marker rs12558842 strongly linked to male hair loss.
27 citations
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June 2015 in “Journal of photochemistry and photobiology. B, Biology” The new lab-grown skin model is good for testing sunscreen's protection against DNA damage from UV light.
26 citations
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July 2007 in “Biochemical Pharmacology” ISCK03 stops melanin production in human melanoma cells and lightens skin color in mice and guinea pigs.
25 citations
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September 2015 in “Clinical Endocrinology” Using 17-hydroxyprogesterone levels to diagnose nonclassic congenital adrenal hyperplasia can result in many incorrect diagnoses.
25 citations
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April 2008 in “Archives of Dermatological Research” Encapsulated human hair cells can substitute for natural hair cells to grow hair.
24 citations
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January 2012 in “Indian Journal of Dermatology, Venereology and Leprology” Diffuse alopecia areata involves more inflammation and higher allergy-related antibodies than patchy types.
22 citations
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March 2012 in “Molecular Medicine Reports” DHT affects hair follicle cells by changing microRNA levels, leading to less cell growth and more cell death.
21 citations
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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.
20 citations
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September 2015 in “Protein expression and purification” Scientists made safflower seeds produce a human growth factor that could help with hair growth and wound healing.
20 citations
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October 2008 in “Archives of dermatological research” Angiogenin helps hair grow by stimulating cell growth and blood vessel formation.
18 citations
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September 2015 in “Clinical Endocrinology” Women with PCOS have higher levels of a certain growth factor, which can be reduced by taking metformin.
18 citations
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July 2014 in “Molecular Medicine Reports” UVB radiation changes the levels of certain microRNAs in skin cells, which may affect cell survival and hair growth.
16 citations
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November 2009 in “Experimental dermatology” Ionizing radiation damages human hair follicles by stopping cell growth, causing cell death, disrupting color, and increasing stress and damage markers.
16 citations
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January 2000 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” Antiandrogen drugs can reduce PSA levels in women with excess hair, suggesting PSA is a sign of male hormone activity in women.