Search Results - "KAMAGATA, Koji"

MR Biomarkers of Degenerative Brain Disorders Derived From Diffusion Imaging by Andica, Christina, Kamagata, Koji, Hatano, Taku, Saito, Yuya, Ogaki, Kotaro, Hattori, Nobutaka, Aoki, Shigeki

“…The incidence of neurodegenerative diseases has shown an increasing trend. These conditions typically cause progressive functional disability. Identification…”
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Reproducibility of diffusion tensor image analysis along the perivascular space (DTI-ALPS) for evaluating interstitial fluid diffusivity and glymphatic function: CHanges in Alps index on Multiple conditiON acquIsition eXperiment (CHAMONIX) study by Taoka, Toshiaki, Ito, Rintaro, Nakamichi, Rei, Kamagata, Koji, Sakai, Mayuko, Kawai, Hisashi, Nakane, Toshiki, Abe, Takashi, Ichikawa, Kazushige, Kikuta, Junko, Aoki, Shigeki, Naganawa, Shinji

“…Purpose The diffusion tensor image analysis along the perivascular space (DTI-ALPS) method was developed to evaluate the brain’s glymphatic function or…”
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Overview of Target-Oriented Project Group United for Nippon (TOP GUN): fostering interdisciplinary collaboration among young researchers in radiology on timely topics by Kamagata, Koji, Naganawa, Shinji

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Neural plasticity in Parkinson's disease: a neuroimaging perspective by Andica, Christina, Kamagata, Koji

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Automated three-dimensional major white matter bundle segmentation using diffusion magnetic resonance imaging by Andica, Christina, Kamagata, Koji, Aoki, Shigeki

“…White matter bundle segmentation using diffusion magnetic resonance imaging fiber tractography enables detailed evaluation of individual white matter tracts…”
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Fairness of artificial intelligence in healthcare: review and recommendations by Ueda, Daiju, Kakinuma, Taichi, Fujita, Shohei, Kamagata, Koji, Fushimi, Yasutaka, Ito, Rintaro, Matsui, Yusuke, Nozaki, Taiki, Nakaura, Takeshi, Fujima, Noriyuki, Tatsugami, Fuminari, Yanagawa, Masahiro, Hirata, Kenji, Yamada, Akira, Tsuboyama, Takahiro, Kawamura, Mariko, Fujioka, Tomoyuki, Naganawa, Shinji

“…In this review, we address the issue of fairness in the clinical integration of artificial intelligence (AI) in the medical field. As the clinical adoption of…”
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Functional Organization for Response Inhibition in the Right Inferior Frontal Cortex of Individual Human Brains by Suda, Akimitsu, Osada, Takahiro, Ogawa, Akitoshi, Tanaka, Masaki, Kamagata, Koji, Aoki, Shigeki, Hattori, Nobutaka, Konishi, Seiki

“…Abstract The right inferior frontal cortex (IFC) is critical to response inhibition. The right IFC referred in the human studies of response inhibition is…”
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Advantages of Using Both Voxel- and Surface-based Morphometry in Cortical Morphology Analysis: A Review of Various Applications by Goto, Masami, Abe, Osamu, Hagiwara, Akifumi, Fujita, Shohei, Kamagata, Koji, Hori, Masaaki, Aoki, Shigeki, Osada, Takahiro, Konishi, Seiki, Masutani, Yoshitaka, Sakamoto, Hajime, Sakano, Yasuaki, Kyogoku, Shinsuke, Daida, Hiroyuki

“…Surface-based morphometry (SBM) is extremely useful for estimating the indices of cortical morphology, such as volume, thickness, area, and gyrification,…”
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Neuroimaging findings related to glymphatic system alterations in older adults with metabolic syndrome by Andica, Christina, Kamagata, Koji, Takabayashi, Kaito, Kikuta, Junko, Kaga, Hideyoshi, Someya, Yuki, Tamura, Yoshifumi, Kawamori, Ryuzo, Watada, Hirotaka, Taoka, Toshiaki, Naganawa, Shinji, Aoki, Shigeki

“…The glymphatic system is a glial-based perivascular network that promotes brain metabolic waste clearance. Reduced glymphatic flow has been observed in rat…”
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Myelin Measurement: Comparison Between Simultaneous Tissue Relaxometry, Magnetization Transfer Saturation Index, and T1w/T2w Ratio Methods by Hagiwara, Akifumi, Hori, Masaaki, Kamagata, Koji, Warntjes, Marcel, Matsuyoshi, Daisuke, Nakazawa, Misaki, Ueda, Ryo, Andica, Christina, Koshino, Saori, Maekawa, Tomoko, Irie, Ryusuke, Takamura, Tomohiro, Kumamaru, Kanako Kunishima, Abe, Osamu, Aoki, Shigeki

“…Magnetization transfer (MT) imaging has been widely used for estimating myelin content in the brain. Recently, two other approaches, namely simultaneous tissue…”
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A causal role of anterior prefrontal-putamen circuit for response inhibition revealed by transcranial ultrasound stimulation in humans by Nakajima, Koji, Osada, Takahiro, Ogawa, Akitoshi, Tanaka, Masaki, Oka, Satoshi, Kamagata, Koji, Aoki, Shigeki, Oshima, Yasushi, Tanaka, Sakae, Konishi, Seiki

“…Stopping an inappropriate response requires the involvement of the prefrontal-subthalamic hyperdirect pathway. However, how the prefrontal-striatal indirect…”
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A metabolic profile of polyamines in parkinson disease: A promising biomarker by Saiki, Shinji, Sasazawa, Yukiko, Fujimaki, Motoki, Kamagata, Koji, Kaga, Naoko, Taka, Hikari, Li, Yuanzhe, Souma, Sanae, Hatano, Taku, Imamichi, Yoko, Furuya, Norihiko, Mori, Akio, Oji, Yutaka, Ueno, Shin‐Ichi, Nojiri, Shuko, Miura, Yoshiki, Ueno, Takashi, Funayama, Manabu, Aoki, Shigeki, Hattori, Nobutaka

“…Objective Aging is the highest risk factor for Parkinson disease (PD). Under physiological conditions, spermidine and spermine experimentally enhance longevity…”
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Gray Matter Abnormalities in Idiopathic Parkinson's Disease: Evaluation by Diffusional Kurtosis Imaging and Neurite Orientation Dispersion and Density Imaging by Kamagata, Koji, Zalesky, Andrew, Hatano, Taku, Ueda, Ryo, Di Biase, Maria Angelique, Okuzumi, Ayami, Shimoji, Keigo, Hori, Masaaki, Caeyenberghs, Karen, Pantelis, Christos, Hattori, Nobutaka, Aoki, Shigeki

“…Mapping gray matter (GM) pathology in Parkinson's disease (PD) with conventional MRI is challenging, and the need for more sensitive brain imaging techniques…”
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Role of right temporoparietal junction for counterfactual evaluation of partner’s decision in ultimatum game by Ogawa, Akitoshi, Asano, Saki, Osada, Takahiro, Tanaka, Masaki, Tochigi, Reia, Kamagata, Koji, Aoki, Shigeki, Konishi, Seiki

“…Abstract Humans assess the distributions of resources based on their aversion to unfairness. If a partner distributes in an unfair manner even though the…”
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Neurite orientation dispersion and density imaging in the substantia nigra in idiopathic Parkinson disease by Kamagata, Koji, Hatano, Taku, Okuzumi, Ayami, Motoi, Yumiko, Abe, Osamu, Shimoji, Keigo, Kamiya, Kouhei, Suzuki, Michimasa, Hori, Masaaki, Kumamaru, Kanako K., Hattori, Nobutaka, Aoki, Shigeki

“…Objectives We used neurite orientation dispersion and density imaging (NODDI) to quantify changes in the substantia nigra pars compacta (SNpc) and striatum in…”
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Connectivity-based localization of human hypothalamic nuclei in functional images of standard voxel size by Ogawa, Akitoshi, Osada, Takahiro, Tanaka, Masaki, Kamagata, Koji, Aoki, Shigeki, Konishi, Seiki

“…Despite their critical roles in autonomic functions, individual hypothalamic nuclei have not been extensively investigated in humans using functional magnetic…”
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An Essential Role of the Intraparietal Sulcus in Response Inhibition Predicted by Parcellation-Based Network by Osada, Takahiro, Ohta, Shinri, Ogawa, Akitoshi, Tanaka, Masaki, Suda, Akimitsu, Kamagata, Koji, Hori, Masaaki, Aoki, Shigeki, Shimo, Yasushi, Hattori, Nobutaka, Shimizu, Takahiro, Enomoto, Hiroyuki, Hanajima, Ritsuko, Ugawa, Yoshikazu, Konishi, Seiki

“…The posterior parietal cortex (PPC) features close anatomical and functional relationships with the prefrontal cortex. However, the necessity of the PPC in…”
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Neuromelanin imaging and midbrain volumetry in progressive supranuclear palsy and Parkinson's disease by Taniguchi, Daisuke, Hatano, Taku, Kamagata, Koji, Okuzumi, Ayami, Oji, Yutaka, Mori, Akio, Hori, Masaaki, Aoki, Shigeki, Hattori, Nobutaka

“…ABSTRACT Background Nigral degeneration patterns differ between PSP and PD. However, the relationship between nigral degeneration and midbrain atrophy in PSP…”
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Diffusion Magnetic Resonance Imaging-Based Biomarkers for Neurodegenerative Diseases by Kamagata, Koji, Andica, Christina, Kato, Ayumi, Saito, Yuya, Uchida, Wataru, Hatano, Taku, Lukies, Matthew, Ogawa, Takashi, Takeshige-Amano, Haruka, Akashi, Toshiaki, Hagiwara, Akifumi, Fujita, Shohei, Aoki, Shigeki

“…There has been an increasing prevalence of neurodegenerative diseases with the rapid increase in aging societies worldwide. Biomarkers that can be used to…”
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Image Domain Transfer by Deep Learning is Feasible in Multiple Sclerosis Clinical Practice by Hagiwara, Akifumi, Kamagata, Koji, Aoki, Shigeki

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