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Classification of brain tumor extracts by high resolution 1H MRS using partial least squares discriminant analysis

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Table 1 shows the histological diagnosis of the tumor  samples. The tissue from patients with epilepsy (control  group)  revealed  heterotopia  (1  patient)  and  glyosis  (3  patients with mesial temporal sclerosis)
Table 2.  Spectral regions used for building the PLS-DA regression models.
Figure 2. A,  1 H MRS spectral profiles. Full spectra superimposed with the metabolites of interest highlighted (superior, left) and the  expanded regions of interest to emphasize the differences between high-grade neuroglial tumors (black) and low-grade n
Figure 3. A,  1 H MRS spectral profiles: low-grade neuroglial tumors (green) and non-neuroglial tumors (blue)
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