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T. Otsuka · SciRah

Researcher profile · Semantic Scholar

T. Otsuka

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T. Otsuka — researcher profile on SciRah

h-index: 16
Works: 29
Citations: 1,008

Most-cited papers

Differential Contributions of Prefrontal and Hippocampal Dopamine D1 and D2 Receptors in Human Cognitive Functions
Hidehiko Takahashi, M. Kato, H. Takano, R. Arakawa +7 more
2008Journal of Neuroscience169 citations Open access
Semantic Scholar
Smaller amygdala is associated with anxiety in patients with panic disorder
Fumi Hayano, Motoaki Nakamura, T. Asami, Kumi Uehara +5 more
2009Psychiatry and Clinical Neurosciences158 citations Open access
Semantic Scholar
Anterior cingulate cortex volume reduction in patients with panic disorder
T. Asami, Fumi Hayano, Motoaki Nakamura, H. Yamasue +6 more
2008Psychiatry and Clinical Neurosciences110 citations Open access
Semantic Scholar
Sexually dimorphic gray matter volume reduction in patients with panic disorder.
T. Asami, H. Yamasue, Fumi Hayano, Motoaki Nakamura +6 more
2009Psychiatry Research102 citations
Semantic Scholar
Posterior orbitofrontal sulcogyral pattern associated with orbitofrontal cortex volume reduction and anxiety trait in panic disorder
Tomohide Roppongi, Motoaki Nakamura, T. Asami, Fumi Hayano +9 more
2010Psychiatry and Clinical Neurosciences63 citations
Semantic Scholar
Initial and Progressive Gray Matter Abnormalities in Insular Gyrus and Temporal Pole in First-Episode Schizophrenia Contrasted With First-Episode Affective Psychosis.
Sang-Hyuk Lee, M. Niznikiewicz, T. Asami, T. Otsuka +3 more
2016Schizophrenia bulletin59 citations Open access
Semantic Scholar
Contribution of Dopamine D1 and D2 Receptors to Amygdala Activity in Human
Hidehiko Takahashi, H. Takano, F. Kodaka, R. Arakawa +9 more
2010Journal of Neuroscience44 citations Open access
Semantic Scholar
Exploratory eye movement dysfunction as a discriminator for schizophrenia
Masahiro Suzuki, Sakae Takahashi, E. Matsushima, M. Tsunoda +16 more
2009European Archives of Psychiatry and Clinical Neuroscience41 citations
Semantic Scholar
Serotonergic neurotransmission in the living human brain: A positron emission tomography study using [11C]dasb and [11C]WAY100635 in young healthy men
H. Takano, Hiroshi Ito, Hidehiko Takahashi, R. Arakawa +5 more
2011Synapse40 citations
Semantic Scholar
Effects of the Antipsychotic Risperidone on Dopamine Synthesis in Human Brain Measured by Positron Emission Tomography with l-[β-11C]DOPA: A Stabilizing Effect for Dopaminergic Neurotransmission?
Hiroshi Ito, H. Takano, Hidehiko Takahashi, R. Arakawa +5 more
2009Journal of Neuroscience39 citations Open access
Semantic Scholar
Midbrain volume increase in patients with panic disorder
Akiko Fujiwara, Takeshi Yoshida, T. Otsuka, Fumi Hayano +5 more
2011Psychiatry and Clinical Neurosciences37 citations Open access
Semantic Scholar
Impaired White Matter Connectivity Between Regions Containing Mirror Neurons, and Relationship to Negative Symptoms and Social cognition, in Patients with First-Episode Schizophrenia
Yukiko Saito, M. Kubicki, I. Koerte, T. Otsuka +17 more
2017Brain Imaging and Behavior31 citations Open access
Semantic Scholar
Quantitative Analysis of Peripheral Benzodiazepine Receptor in the Human Brain Using PET with 11C-AC-5216
M. Miyoshi, Hiroshi Ito, R. Arakawa, Hidehiko Takahashi +15 more
2009Journal of Nuclear Medicine28 citations Open access
Semantic Scholar
No regional difference in dopamine D2 receptor occupancy by the second-generation antipsychotic drug risperidone in humans: a positron emission tomography study.
Hiroshi Ito, R. Arakawa, Hidehiko Takahashi, H. Takano +5 more
2009International Journal of Neuropsychopharmacology24 citations Open access
Semantic Scholar
Quantitative PET Analysis of the Dopamine D2 Receptor Agonist Radioligand 11C-(R)-2-CH3O-N-n-Propylnorapomorphine in the Human Brain
T. Otsuka, Hiroshi Ito, C. Halldin, Hidehiko Takahashi +13 more
2009Journal of Nuclear Medicine20 citations Open access
Semantic Scholar
Effect of risperidone on high-affinity state of dopamine D2 receptors: a PET study with agonist ligand [11C](R)-2-CH3O-N-n-propylnorapomorphine.
F. Kodaka, Hiroshi Ito, H. Takano, Hidehiko Takahashi +8 more
2011International Journal of Neuropsychopharmacology19 citations Open access
Semantic Scholar
Relationships between exploratory eye movement dysfunction and clinical symptoms in schizophrenia
Masahiro Suzuki, Sakae Takahashi, E. Matsushima, M. Tsunoda +15 more
2012Psychiatry and Clinical Neurosciences12 citations Open access
Semantic Scholar
Perospirone augmentation of paroxetine in treatment of refractory obsessive-compulsive disorder with depression.
T. Otsuka, T. Togo, N. Sugiyama, Kumi Uehara +4 more
2007Progress in Neuro-psychopharmacology and Biological Psychiatry8 citations
Semantic Scholar
Treatment of refractory tardive dyskinesia with donepezil in an elderly patient with depression
A. Yoshimi, T. Togo, N. Sugiyama, Kumi Uehara +3 more
20082 citations Open access
Semantic Scholar
Quantitative analysis of dopamine D2 receptor binding in human brain using PET with an agonist radioligand [11C]MNPA
T. Otsuka, Hiroshi Ito, Hidehiko Takahashi, H. Takano +9 more
20081 citations
Semantic Scholar
Lateral Amygdala Neurons Dopamine Induces a Slow Afterdepolarization in
Yoshifumi Ueta, N. Kato, T. Obata, Hiroshi Ito +15 more
20150 citations
Semantic Scholar
Measurement Error Analysis for the Determination of Dopamine D2 Receptor Occupancy Using the Agonist Radioligand [11C]MNPA
M. Shidahara, Hiroshi Ito, T. Otsuka, Y. Ikoma +9 more
2010Journal of Cerebral Blood Flow and Metabolism0 citations Open access
Semantic Scholar
Effects of second-generation antipsychotic drug on dopamine synthesis in human brain measured by PET with L-[C-11]DOPA
Hiroshi Ito, H. Takano, Hidehiko Takahashi, R. Arakawa +5 more
20090 citations
Semantic Scholar
BrainPET Poster Session: Molecular Brain Imaging—Clinical Applications
H. Takano, H. Takahashi, R. Arakawa, M. Miyoshi +10 more
20090 citations Open access
Semantic Scholar
BrainPET Poster Session: in vivo Pharmacology and Clinical Applications
H. Ito, T. Otsuka, Y. Ikoma, C. Seki +8 more
20090 citations Open access
Semantic Scholar
Brain PET Oral 4: in vivo Pharmacology I—Dopamine and Norepinephrine
J. Gallezot, N. Nabulsi, D. Weinzimmer, T. Singhal +16 more
20090 citations
Semantic Scholar
BrainPET Poster Session: Radiotracers and Quantification
H. Ito, R. Arakawa, H. Takahashi, H. Takano +23 more
20090 citations
Semantic Scholar
Contribution of Dopamine D1 and D2 Receptors to Amygdala Activity
Hidehiko Takahashi, T. Otsuka, H. Takano, F. Kodaka +5 more
20090 citations Open access
Semantic Scholar
Regional differences in occupancy of dopamine D2 receptors by second-generation antipsychotics in humans measured using PET
Hiroshi Ito, R. Arakawa, Hidehiko Takahashi, H. Takano +5 more
20080 citations Open access
Semantic Scholar

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