Metabolomic Analysis of the Ameliorative Effect of Enhanced Proline Metabolism on Hypoxia-Induced Injury in Cardiomyocytes

Figure 4

(a) Total ion chromatograms for the QC group, Ad-NC group, and Ad-PRODH group in positive and negative ion modes. (b) PCA score plot: (▲) QC group (■) Ad-PRODH group, and (●) Ad-NC group.

(a)

(b)