Glutamine-based PET imaging facilitates enhanced metabolic evaluation of gliomas in vivo
Venneti S, Dunphy MP, Zhang H, Pitter KL, Zanzonico P, Campos C, Carlin SD, La Rocca G, Lyashchenko S, Ploessl K, Rohle D, Omuro AM, Cross JR, Brennan CW, Weber WA, Holland EC, Mellinghoff IK, Kung HF, Lewis JS, Thompson CB. Glutamine-based PET imaging facilitates enhanced metabolic evaluation of gliomas in vivo. Science Translational Medicine 2015, 7: 274ra17. PMID: 25673762, PMCID: PMC4431550, DOI: 10.1126/scitranslmed.aaa1009.Peer-Reviewed Original ResearchConceptsPositron emission tomographyPermeable blood-brain barrierChemo/radiation therapyHigh tumor/background ratiosClear tumor delineationDecreased tumor burdenHigh background uptakeTumor/background ratiosBlood-brain barrierAltered glucose metabolismHuman glioma patientsVivo positron emission tomographyProgressive diseaseTumor burdenMetabolic evaluationBrain uptakeClinical managementTumor avidityGlioma patientsRadiation therapyGlucose metabolismBackground uptakeEmission tomographyGliomasCancer cells