1995
In Vivo Measurement of Phenylalanine in Human Brain by Proton Nuclear Magnetic Resonance Spectroscopy
Novotny E, Avison M, Herschkowitz N, Petroff O, Prichard J, Seashore M, Rothman D. In Vivo Measurement of Phenylalanine in Human Brain by Proton Nuclear Magnetic Resonance Spectroscopy. Pediatric Research 1995, 37: 244-249. PMID: 7731764, DOI: 10.1203/00006450-199502000-00020.Peer-Reviewed Original ResearchConceptsPhe concentrationsPlasma Phe concentrationsEfficacy of therapyCerebral concentrationsUntreated subjectsCerebral metabolitesNeurometabolic disorderControl studyPKU patientsPlasma PheMagnetic resonance spectroscopyMajor causePhenylketonuriaClinical magnetic resonance imaging systemNuclear magnetic resonance spectroscopyMagnetic resonance imaging systemHuman brainResonance imaging systemDisordersSubjectsImaging systemProton nuclear magnetic resonance spectroscopic studiesMagnetic resonance spectroscopic studiesResonance spectroscopyPHE signal
1993
Early temporal variation of cerebral metabolites after human stroke. A proton magnetic resonance spectroscopy study.
Graham G, Blamire A, Rothman D, Brass L, Fayad P, Petroff O, Prichard J. Early temporal variation of cerebral metabolites after human stroke. A proton magnetic resonance spectroscopy study. Stroke 1993, 24: 1891-1896. PMID: 8248973, DOI: 10.1161/01.str.24.12.1891.Peer-Reviewed Original ResearchConceptsAcetyl-aspartate signalProton magnetic resonance spectroscopyCerebral infarctionProton magnetic resonance spectroscopy studyLactate signalAbundant leukocyte infiltrationAcetyl-aspartate peakNonhemorrhagic cerebral infarctionAcute cerebral infarctionDays of strokeMagnetic resonance spectroscopy studyContralateral normal brainClearance of lactateCreatine/phosphocreatineMagnetic resonance spectroscopyLong-term elevationLate deathsHuman strokeSubacute stageLeukocyte infiltrationChronic periodLesion volumeCerebral metabolitesInfarct zoneSecond examination