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Quantification of lymphocyte populations in the jejunum of unchallenged mice receiving no treatment, untreated mice challenged with S. typhimurium and challenged mice treated with 0.4 mL of 20 mg mL− 1 nonspecific IgY, 0.4 mL of 20 mg mL− 1 nonspecific IgY or 0.4 mL of PBS 7 days post-challenge (n = 6 per group). Values are means ± SD and analyzed by ANOVA followed by SNK. Means without the same letter are significantly different (P < 0.05).
