Fig. 3. PHA-induced production of the Th2 cytokines, IL-4 and IL-10 in supernatant from PBMC cultured with PHA at 5 µg/mL. PBMC were obtained from middle-aged subjects consuming either placebo or supplement, or from young subjects that did not consume placebo or supplement at the time points indicated. Results are expressed as mean ± SEM.

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