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Forearm blood flow and forearm vascular conductance during exposure to 5 min of 100% oxygen at rest (n = 8). In this follow-up study, the first trial occurred before infusion of ascorbic acid (Pre Vit C) and the second trial occurred after infusion of ascorbic acid (Post Vit C). During the baseline period, subjects breathed room air. *Indicates a significant reduction from the preceding baseline, †indicates a significant difference between trials. Data are M ± SEM.
