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Association of tumor metabolites with inflammation in the glioma microenvironment studied with HRMAS NMR
Selin Ekici1 and Candace C. Fleischer1
1Department of Radiology and Imaging Sciences, Emory University School of Medicine, Atlanta, GA, United States
Utilizing ex vivo 1H HRMAS NMR and immunoassays to study tumor metabolism and inflammation in gliomas, IL-8, IL-1B, IL-6, IL-1A, and TNF-α were positively associated with glutamine, glutathione, and lactate. C-reactive protein was positively associated with myo-inositol and aspartate.
Figure 1. Schematic representing the relationship between inflammation and metabolic dysregulation in the tumor microenvironment.
Figure 2. Significant associations between tumor metabolite concentrations and the first principal component. PC-1 contains contributions from IL-1A, IL-1B, IL-6, IL-8, and TNF-α.