Figure legends
Figure 1. Diagnosis of cow endometritis. A. Vaginal discharge score. B. Chemical examination of endometritis. -:healthy,+:Endometritis.
Figure 2. Total ion chromatogram. A. Total ion chromatogram of positive ions. B. Total ion chromatogram of negative ions.
Figure 3. Metabolomics data analysis of positive ions. A. Principal component analysis of positive ions. B–C. Schema sorting verification of positive ions.
Figure 4. Metabolomics data analysis of negative ions. A. Principal component analysis of negative ions. B–C. Schema sorting verification of negative ions.
Figure 5. Volcanic maps of differential metabolites of positive ions (A) and negative ions (B).