2018 - 2021 Positron emmission tomography study of dopamine release by subthalamic nucleus and pallidal stimulation in Parkinson's diseae model rats.
2018 - 2021 Evaluation of the therapeutic effects of STN-DBS and Levodopa administration for finger fine motor ability in MPTP treated monkeys
2016 - 2020 Effects of subthalamic nucleus stimulation on gait and mental function in Parkinson's disease focusing on serotoninergic systems.
2014 - 2018 A study of dopamine release in Parkinson'disease-deep brain stimulation model rat by using PET scan
2013 - 2016 Neuroporotective effect of subthalamic nucleus deep brain stimulation in Parkinson's disease
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Papers (21):
Makoto Kadowaki, Kenji Sugiyama, Takao Nozaki, Tomohiro Yamasaki, Hiroki Namba, Mikihiro Shimizu, Kazuhiko Kurozumi. Scalp Nerve Block Alleviates Headaches Associated With Sonication During Transcranial Magnetic Resonance-Guided Focused Ultrasound. Neurosurgery. 2024
Takao Nozaki, Kenji Sugiyama, Tetsuya Asakawa, Hiroki Namba, Masamichi Yokokura, Tatsuhiro Terada, Tomoyasu Bunai, Yasuomi Ouchi. Increased anteroventral striatal dopamine transporter and motor recovery after subthalamic deep brain stimulation in Parkinson's disease. Journal of neurosurgery. 2021. 1-11
Susumu Kobayashi, Tetsuya Asakawa, Takao Nozaki, Kenji Sugiyama, Tetsuro Sameshima, Kazuhiko Kurozumi. Development of a novel gripping test for the evaluation of the finger fine motor ability in MPTP-treated monkeys. Journal of integrative neuroscience. 2020. 19. 2. 209-215
Ryoichi Suzuki, Tomohiro Yamasaki, Shinichiro Koizumi, Takao Nozaki, Hisaya Hiramatsu, Tetsuro Sameshima, Kenji Sugiyama, Hiroki Namba. Fluid-Blood Level and Hematoma Expansion in a Cerebral Amyloid Angiopathy-Associated Intracerebral Hematoma. The American journal of case reports. 2019. 20. 844-850
Tetsuya Asakawa, Kenji Sugiyama, Takao Nozaki, Tetsuro Sameshima, Susumu Kobayashi, Liang Wang, Zhen Hong, Shujiao Chen, Candong Li, Hiroki Namba. Can the Latest Computerized Technologies Revolutionize Conventional Assessment Tools and Therapies for a Neurological Disease? The Example of Parkinson's Disease. Neurologia medico-chirurgica. 2019. 59. 3. 69-78
Striatal dopamine transporter and microglia predict the efficacy of STN-DBS for Parkinson’s disease
(The17th Scientific meeting of Asian Australasian Society for Stereotactic and Functional Neurosurgery (AASSFN). 2023)
Deep brain stimulation based on functional mapping of the basal ganglia for dystonic and cervical tremors
(The 19th Conference of Peace through Mind / Brain Science 2023)