Figure 2. Scatter plots illustrating the causal effects of six identified gut microbiota on IBS. (A) Class Gammaproteobacteria on IBS. (B) Family Alcaligenaceae on IBS. (C) Family XIII on IBS. (D) Family Prevotellaceae on IBS. (E) Genus Coprobacter on IBS. (F) Genus Lachnospiraceae UCG004 on IBS.