AgeusiaGangliosidesG(M3) GangliosideG(M1) GangliosideChromatography, Thin LayerG(M2) GangliosideTumor Markers, BiologicalCell Line, TumorGlycosphingolipidsTumor BurdenTumor Necrosis Factor-alphaSialic AcidsCarbohydrate SequenceNeoplasms, ExperimentalNeuraminic AcidsNeuraminidaseSialyltransferasesWilms TumorBrain NeoplasmsN-Acetylneuraminic AcidGenes, Tumor SuppressorTumor Suppressor Protein p53