July 2020 in “مجله كليه طب الكندي” This study found that most patients with chronic telogen effluvium had serum ferritin levels below hair cycle requirements, significantly linked to socioeconomic status, age, and weight factors.
August 2013 in “Fertility and Sterility” This in vitro study suggests that factors in the serum of PCOS patients may contribute to ovarian dysfunction, evidenced by higher hormone production and primordial follicle survival compared to control sera.
May 2011 in “Journal of The American Academy of Dermatology” This research letter observed that patients with severe atopic dermatitis showed normal serum cortisol levels after hospitalization despite continued use of potent topical corticosteroids, though poor adherence may lead to overestimations of actual medication use.
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January 1995 in “Lincoln University Research Archive (Lincoln University)” In this study, researchers found that wool growth regulation is likely achieved through endocrine growth factors, with various growth factors inhibiting fibre growth in vitro.
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October 2002 in “International Journal of Cosmetic Science” This study found that 1% ketoconazole and 1% piroctone olamine shampoos increased hair shaft thickness and reduced hair shedding in men with telogen effluvium and androgenic alopecia associated with dandruff.