Figure 4. Relative abundance of Firmicutes (A) and Bacteroidetes (B) in colon of lean and obese, cloned pigs and non-cloned (control) pigs by qPCR. Obese cloned pigs (●), lean cloned pigs (■), obese non-cloned pigs (○) and lean non-cloned pigs (□). Statistics is performed by Mann-Whitney U test and significant differences are indicated by * for p < 0.05.