44 citations
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November 2018 in “Journal of applied ecology” This review discusses the use of hair analysis for examining stress and reproduction hormone levels in wildlife and highlights the need for more comprehensive physiological validations across species.
42 citations
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December 2019 in “Steroids” In this study, researchers developed a method to measure steroid hormones in hair and found that body hair typically contains higher levels of cortisone and testosterone compared to scalp hair, but hair pigmentation did not affect hormone concentrations significantly.
11 citations
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October 2020 in “General and comparative endocrinology” This study found that age-related fluctuations in hormones and endocannabinoids in male C57BL/6 mice showed specific patterns, with peak values observed around 2.7 to 3.4 months, with these patterns seen in both plasma and hair but with different magnitudes.
4 citations
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November 2024 in “The Journal of Steroid Biochemistry and Molecular Biology”
2 citations
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December 2020 in “Phytomedicine plus” In this study, researchers found that taking Saw palmetto and Pygeum africana supplements for five days altered the urinary steroid profile in a way that may interfere with the steroidal module of the Athlete Biological Passport.