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Figure 7 | BMC Bioinformatics

Figure 7

From: Metabonomics evaluations of age-related changes in the urinary compositions of male Sprague Dawley rats and effects of data normalization methods on statistical and quantitative analysis

Figure 7

Negative mode UPLC/MS PCA scores and loadings plots. (A) Three dimensional PCA scores plot obtained from UPLC/MS data acquired from SD-rat urine samples collected from data from 25-day (red circles), 40-day (blue circles), and 80-day (yellow circles) old SD rats at all time points in the negative ionization mode. (B) The PC2 and PC3 loadings for the negative UPLC/MS PCA analysis.

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