Salvia miltiorrhiza and the Volatile of Dalbergia odorifera Attenuate Chronic Myocardial Ischemia Injury in a Pig Model: A Metabonomic Approach for the Mechanism Study

Figure 2

Score plots of plasma in each group based on HPLC-Q-TOF-MS in the negative and positive modes: (a) 2D PCA score plot in a negative mode; (b) 2D PCA score plot in a positive mode; (c) 3D PCA score plot in a negative mode; (d) 3D PCA score plot in a positive mode.

(a)

(b)

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(d)