Dai Fukumoto

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BACKGROUND Positron emission tomography (PET) studies of methamphetamine (METH) abusers suggest that psychotic symptoms of METH abusers may be attributable to the reduction of dopamine transporters(More)
This study demonstrates that dizocilpine (MK-801), a noncompetitive N-methyl-D-aspartate (NMDA) receptor antagonist, impairs working memory of conscious behaving monkeys. In addition, acute and(More)
A dopamine transporter (DAT) ligand 2beta-carbomethoxy-3beta-(4-fluoro-phenyl)-8-(2-[(18)F]fluoroethyl)nortropane ([(18)F]beta-CFT-FE) was synthesized and evaluated in comparison with [(11)C]beta-CFT(More)
This study demonstrated the effects of acute acetylcholinesterase (AChE) inhibition by donepezil (Aricept) on the cerebral cholinergic neuronal system in the brains of young (5.2 +/- 1.1 years old)(More)
UNLABELLED The aim of this study was to investigate whether D-amino acid isomers of O-(11)C-methyl tyrosine ((11)C-CMT) and O-(18)F-fluoromethyl tyrosine ((18)F-FMT) were better than the(More)