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脳と心の病気の病態に基づいた、新しい治療法の開発を目指しています。
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●中枢神経系機能性疾患の病態解析 ●病態標的薬の創薬
●日本てんかん学会(理事) ●日本生物学的精神医学会(評議委員)
●日本脳科学会(評議委員) ●日本精神科診断学会(評議委員)
●Zhu G, Yoshida S, Migita K, Yamada J, Mori F, Tomiyama M, et al. (2012). Dysfunction of extrasynaptic GABAergic transmission in phospholipase C-related, but catalytically inactive protein 1 knockout mice is associated with an epilepsy phenotype. J Pharmacol Exp Ther 340(3): 520-528.
●Tanahashi S, Yamamura S, Nakagawa M, Motomura E, Okada M (2012). Clozapine, but not haloperidol, enhances glial D-serine and L-glutamate release in rat frontal cortex and primary cultured astrocytes. Br J Pharmacol 165(5): 1543-1555.
●Yamamura S, Ohoyama K, Hamaguchi T, Nakagawa M, Suzuki D, Matsumoto T, et al. (2009). Effects of zotepine on extracellular levels of monoamine, GABA and glutamate in rat prefrontal cortex. Br J Pharmacol 157(4): 656-665.
●Yamamura S, Hoshikawa M, Kato D, Saito H, Suzuki N, Niwa O, et al. (2012). ONO-2506 inhibits spike-wave discharges in a genetic animal model without affecting traditional convulsive tests via gliotransmission regulation. Br J Pharmacol: (in press).
●Tanahashi S, Ueda Y, Nakajima A, Yamamura S, Nagase H, Okada M (2012a). Novel delta1-receptor agonist KNT-127 increases the release of dopamine and L-glutamate in the striatum, nucleus accumbens and median pre-frontal cortex. Neuropharmacology 62(5-6): 2057-2067.
●Yamamura S, Abe M, Nakagawa M, Ochi S, Ueno S, Okada M (2011). Different actions for acute and chronic administration of mirtazapine on serotonergic transmission associated with raphe nuclei and their innervation cortical regions. Neuropharmacology 60(4): 550-560.
●Yamamura S, Ohoyama K, Nagase H, Okada M (2009c). Zonisamide enhances delta receptor-associated neurotransmitter release in striato-pallidal pathway. Neuropharmacology 57(3): 322-331.
●Tanahashi S, Yamamura S, Nakagawa M, Motomura E, Okada M (2012c). Dopamine D2 and serotonin 5-HT1A receptors mediate the actions of aripiprazole in mesocortical and mesoaccumbens transmission. Neuropharmacology 62(2): 765-774.
●Tanahashi S, Yamamura S, Nakagawa M, Motomura E, Okada M (2012d). Effect of lamotrigine and carbamazepine on corticotropin-releasing factor-associated serotonergic transmission in rat dorsal raphe nucleus. Psychopharmacology (Berl) 220(3): 599-610.
●Yamamura S, Ohoyama K, Hamaguchi T, Kashimoto K, Nakagawa M, Kanehara S, et al. (2009a). Effects of quetiapine on monoamine, GABA, and glutamate release in rat prefrontal cortex. Psychopharmacology (Berl) 206(2): 243-258.
●Nakatsu F, Okada M, Mori F, Kumazawa N, Iwasa H, Zhu G, et al. (2004). Defective function of GABA-containing synaptic vesicles in mice lacking the AP-3B clathrin adaptor. J. Cell Biol. 167(2): 293-302.
●Zhu G, Okada M, Yoshida S, Ueno S, Mori F, Takahara T, et al. (2008). Rats harboring S284L Chrna4 mutation show attenuation of synaptic and extrasynaptic GABAergic transmission and exhibit the nocturnal frontal lobe epilepsy phenotype. J Neurosci 28(47): 12465-12476.
●Okada M, Nutt DJ, Murakami T, Zhu G, Kamata A, Kawata Y, et al. (2001). Adenosine receptor subtypes modulate two major functional pathways for hippocampal serotonin release. J Neurosci 21(2): 628-640.
●Hu DL, Zhu G, Mori F, Omoe K, Okada M, Wakabayashi K, et al. (2007). Staphylococcal enterotoxin induces emesis through increasing serotonin release in intestine and it is downregulated by cannabinoid receptor 1. Cell Microbiol 9(9): 2267-2277.
●Nishida A, Tanii H, Nishimura Y, Kajiki N, Inoue K, Okada M, et al. (2008). Associations between psychotic-like experiences and mental health status and other psychopathologies among Japanese early teens. Schizophr Res 99(1-3): 125-133.
●Yoshida S, Okada M, Yoshida S, Kaneko S (2009). Effects of Topiramate on Gene Expression of Protein Kinase C. Epilepsia 50: 74-75.
●Ueno S, Yamada J, Migita K, Yoshida S, Okada M, Zhu G, et al. (2009). Tonic Gabaergic Transmission Is Suppressed in Prip-1 Ko Mice with Epileptic Phenotype. Epilepsia 50: 71-71.
●マイクロダイアリーシス ●HTRF binding Assay
●質量分析 ●Redox測定
●特開2006-325500 けいれん性疾患に関連する遺伝子変異とけいれん性疾患診断方法
●特開2005-245361 てんかんモデル動物(CHRNA4:S284L)