25 citations
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March 2004 in “Regulatory Toxicology and Pharmacology” Using testosterone-stimulated weanling rats can effectively replace castrated rats for anti-androgen testing, reducing animal stress.
November 2022 in “Journal of the Endocrine Society” In this case study, biotin supplementation was reported to interfere with free testosterone assay results, leading to falsely low readings in a postmenopausal woman with hyperandrogenism.
12 citations
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March 2017 in “Journal of obstetrics and gynaecology Canada” This review discusses the limitations of serum androgen measurements in diagnosing and treating women with potential androgen-related disorders and the potential role of androgen replacement therapy for those with sexual interest/arousal disorders, reporting no new results.
July 2022 in “Research Square (Research Square)” This study found that hair testosterone concentrations show some consistency over time, but factors like hair washing and individual growth rates influence these levels, suggesting the need for careful sampling and analysis adjustments.
February 2019 in “Psychoneuroendocrinology” This study suggests that measuring hair DHEA and testosterone can reliably reflect long-term average hormone levels in women, overcoming daily and menstrual fluctuations seen in salivary hormone assessments.