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PCA (A1 and B1) and PLS-DA (A2 and B2) scores plots based on the 1H NMR data of the serum (A) and tissue (B) samples from the corresponding mouse groups. C: control groups; -B: BxPC-3 cell induced; -P: Panc-1 cell induced; SX: subcutaneous xenograft group; OX: orthotopic xenograft group.
