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Two-dimensional principal component analysis (2D-PCA) of the protein abundance values of L. donovani, Leishmania martiniquensis, and L. orientalis. (A) PCA loadings of the first and second principal components (PC1 vs PC2), (B) PCA loadings of the first and third principal components (PC1 vs PC3). The explained variances are shown in brackets. The different groups discriminated by each component (PC1, PC2, and PC3) are highlighted using colored ellipses and dashed lines.
