FIGURE 5-2 Results from a study showing a shift in gut microbiota (top figures) and an increased prevalence of antibiotic-resistant phenotypes (bottom figure) in food animals fed antibiotic-containing diets (“GPA feeds”).
NOTES: ARG = antibiotic-resistant gene; med = antibiotic-containing diet; nonmed = control. Columns with the same letter are not statistically significant (p > 0.05) within each resistance type.
SOURCE: Looft et al., 2012.

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