部長グループ 活動
各種認知機能・社会機能検査（住吉）
統合失調症や気分障害患者の認知機能障害を評価し、社会機能の向上につながる認知機能障害の改善についての調査研究を行っています。
Plasma homovanillic acid in the prodromal phase of schizophrenia. Sumiyoshi T, Kurachi M, Kurokawa K, Yotsutsuji T, Uehara T, Itoh H, Saitoh O Biological Psychiatry 47 428-433, 2000 Enhancement of cognitive performance in schizophrenia by addition of tandospirone to neuroleptic treatment. Sumiyoshi T, Matsui M, Nohara S, Yamashita I, Kurachi M, Sumiyoshi C, Jayathilake K, Meltzer HY American Journal of Psychiatry 158 1722-1725, 2001 Social cognition and metacognition contribute to accuracy for self-evaluation of real-world functioning in patients with schizophrenia. Nishida K, Toyomaki A, Koshikawa Y, Niimura H, Morimoto T, Tani M, Inada K, Ninomiya T, Hori H, Manabe J, Katsuki A, Kubo T, Shirahama M, Kohno K, Kinoshita T, Kusumi I, Iwanami A, Ueno T, Kishimoto T, Terao T, Nakagome K, Sumiyoshi T Schizophrenia Research 202 426-428, 2018
経頭蓋直流刺激(tDCS)を用いた、統合失調症患者の認知機能増強に関する研究（住吉）
経頭蓋直流刺激（tDCS）は非侵襲的なニューロモジュレーションの一つとして注目されています。これまで、tDCSによる統合失調症患者の認知機能や日常生活技能の改善効果を明らかにし、他の症状や精神疾患への応用を試みています。
Possible Facilitative Effects of Repeated Anodal Transcranial Direct Current Stimulation on Functional Outcome 1 Month Later in Schizophrenia: An Open Trial. Narita Z, Inagawa T, Sueyoshi K, Lin C, Sumiyoshi T Frontiers in Psychiatry 8 184, 2017 The effect of transcranial direct current stimulation on psychotic symptoms of schizophrenia is associated with oxy-hemoglobin concentrations in the brain as measured by near-infrared spectroscopy: A pilot study. Narita Z, Noda T, Setoyama S, Sueyoshi K, Inagawa T, Sumiyoshi T Journal of Psychiatric Research 103 5-9, 2018