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

Figure 5

PLS-DA score plot and OPLS-DA for the model discriminating cell samples from the Ad-NC group and Ad-PRODH group. (a) POS-PLS-DA score plot. (b) NEG-PLS-DA score plot. (c, d) POS-OPLS-DA score plot. (e, f) NEG-OPLS-DA score plot: (■) Ad-PRODH group, and (●) Ad-NC group.

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