Outcome Measures: |
Primary: Change in Brachial Artery Flow-Mediated Dilation, Flow-mediated dilation of the brachial artery will be performed using ultrasonography and analyzed with a commercially available software package as percent change in diameter from baseline following reactive hyperemia., Baseline; 1-hour, 2-hours, and 3-hours post ingestion | Secondary: Change in Carotid Femoral Pulse Wave Velocity, A transcutaneous custom tonometer \[Noninvasive Hemodynamics Workstation (NIHem), Cardiovascular Engineering Inc.\] will be used to non-invasively assess carotid femoral pulse wave velocity., Baseline; 2-hour post ingestion|Change in oxidative stress markers, 8-isoprostane, Baseline; 1-hour, 2-hours, and 3-hours post ingestion|Change in inflammation markers, interleukin-6, tumor necrosis factor-α, Baseline; 1-hour, 2-hours, and 3-hours post ingestion|Change in S-equol concentrations, Plasma S-equol levels, Baseline; 1-hour, 2-hours, and 3-hours post ingestion
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