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Amplex Red fluorescence in PRAs from piglets raised in normoxic (control) or hypoxic conditions for 3 days (A; n = 14 control, 12 PEG-CAT-treated control, 14 hypoxic, and 12 PEG-CAT-treated hypoxic) or 10 days (B; n = 20 control, 19 PEG-CAT-treated control, 17 hypoxic, and 16 PEG-CAT-treated hypoxic). Values are means ± SE. *Different from control; +different from hypoxic (P < 0.05, by ANOVA with Fisher's protected least significant difference post hoc comparison test).
