Zobrazeno 1 - 10
of 21
pro vyhledávání: '"Junko Kikuta"'
Autor:
Rukeye Tuerxun, Koji Kamagata, Yuya Saito, Christina Andica, Kaito Takabayashi, Wataru Uchida, Seina Yoshida, Junko Kikuta, Hiroki Tabata, Hitoshi Naito, Yuki Someya, Hideyoshi Kaga, Mari Miyata, Toshiaki Akashi, Akihiko Wada, Toshiaki Taoka, Shinji Naganawa, Yoshifumi Tamura, Hirotaka Watada, Ryuzo Kawamori, Shigeki Aoki
Publikováno v:
Frontiers in Aging Neuroscience, Vol 16 (2024)
Background and purposeGlymphatic system in type 2 diabetes mellitus (T2DM) but not in the prodrome, prediabetes (Pre-DM) was investigated using diffusion tensor image analysis along the perivascular space (DTI-ALPS). Association between glymphatic sy
Externí odkaz:
https://doaj.org/article/c40a8445132d4936873403da60816f57
Autor:
Akihiko Wada, Toshiaki Akashi, George Shih, Akifumi Hagiwara, Mitsuo Nishizawa, Yayoi Hayakawa, Junko Kikuta, Keigo Shimoji, Katsuhiro Sano, Koji Kamagata, Atsushi Nakanishi, Shigeki Aoki
Publikováno v:
Diagnostics, Vol 14, Iss 14, p 1541 (2024)
Background and Objectives: Integrating large language models (LLMs) such as GPT-4 Turbo into diagnostic imaging faces a significant challenge, with current misdiagnosis rates ranging from 30–50%. This study evaluates how prompt engineering and conf
Externí odkaz:
https://doaj.org/article/ca2372d522b849688380ec77ea7ad68b
Autor:
Yuichi Morita, Koji Kamagata, Christina Andica, Kaito Takabayashi, Junko Kikuta, Shohei Fujita, Thomas Samoyeau, Wataru Uchida, Yuya Saito, Hiroki Tabata, Hitoshi Naito, Yuki Someya, Hideyoshi Kaga, Yoshifumi Tamura, Mari Miyata, Toshiaki Akashi, Akihiko Wada, Toshiaki Taoka, Shinji Naganawa, Hirotaka Watada, Ryuzo Kawamori, Osamu Abe, Shigeki Aoki
Publikováno v:
Frontiers in Neurology, Vol 14 (2023)
Background and purposeExposure to contact sports in youth causes brain health problems later in life. For instance, the repetitive head impacts in contact sports might contribute to glymphatic clearance impairment and cognitive decline. This study ai
Externí odkaz:
https://doaj.org/article/a8c682bc98e04143919171ba9123aeb9
Autor:
Christina Andica, Koji Kamagata, Kaito Takabayashi, Junko Kikuta, Hideyoshi Kaga, Yuki Someya, Yoshifumi Tamura, Ryuzo Kawamori, Hirotaka Watada, Toshiaki Taoka, Shinji Naganawa, Shigeki Aoki
Publikováno v:
Neurobiology of Disease, Vol 177, Iss , Pp 105990- (2023)
Objective: The glymphatic system is a glial-based perivascular network that promotes brain metabolic waste clearance. Reduced glymphatic flow has been observed in rat models of type 2 diabetes and hypertension, indicating the role of vascular risk fa
Externí odkaz:
https://doaj.org/article/9c2d38477d3c4fd384f1524a31c15054
Autor:
Junko Kikuta, Koji Kamagata, Toshiaki Taoka, Kaito Takabayashi, Wataru Uchida, Yuya Saito, Christina Andica, Akihiko Wada, Kaito Kawamura, Chihiro Akiba, Madoka Nakajima, Masakazu Miyajima, Shinji Naganawa, Shigeki Aoki
Publikováno v:
Frontiers in Neurology, Vol 13 (2022)
BackgroundThe aim of this study was to evaluate the water diffusivity changes along the perivascular space after lumboperitoneal shunt (LPS) surgery in idiopathic normal pressure hydrocephalus.MethodsNine patients diagnosed with idiopathic normal pre
Externí odkaz:
https://doaj.org/article/d9a244d734e84cd884ccf3f309709a48
Autor:
Haruyasu Yamada, Osamu Abe, Takashi Shizukuishi, Junko Kikuta, Takahiro Shinozaki, Ko Dezawa, Akira Nagano, Masayuki Matsuda, Hiroki Haradome, Yoshiki Imamura
Publikováno v:
PLoS ONE, Vol 9, Iss 11, p e112411 (2014)
Diffusion imaging is a unique noninvasive tool to detect brain white matter trajectory and integrity in vivo. However, this technique suffers from spatial distortion and signal pileup or dropout originating from local susceptibility gradients and edd
Externí odkaz:
https://doaj.org/article/85cc0b0af20f4f9ba996fb604077d555
Autor:
Akihiko Wada, Yuya Saito, Shohei Fujita, Ryusuke Irie, Toshiaki Akashi, Katsuhiro Sano, Shinpei Kato, Yutaka Ikenouchi, Akifumi Hagiwara, Kanako Sato, Nobuo Tomizawa, Yayoi Hayakawa, Junko Kikuta, Koji Kamagata, Michimasa Suzuki, Masaaki Hori, Atsushi Nakanishi, Shigeki Aoki
Publikováno v:
Magnetic Resonance in Medical Sciences. 22:57-66
Myelination-related MR signal changes in white matter are helpful for assessing normal development in infants and children. A rule-based myelination evaluation workflow regarding signal changes on T1-weighted images (T1WIs) and T2-weighted images (T2
Autor:
Maki Amano, Shohei Fujita, Naoyuki Takei, Katsuhiro Sano, Akihiko Wada, Kanako Sato, Junko Kikuta, Yoshiki Kuwatsuru, Rina Tachibana, Towa Sekine, Yoshiya Horimoto, Shigeki Aoki
Publikováno v:
Journal of Magnetic Resonance Imaging.
Autor:
Shinji Naganawa, Shigeki Aoki, Toshiki Nakane, Hisashi Kawai, Mayuko Sakai, Rei Nakamichi, Koji Kamagata, Junko Kikuta, Toshiaki Taoka, Rintaro Ito, Takashi Abe, Kazushige Ichikawa
Publikováno v:
Japanese Journal of Radiology
PurposeThe diffusion tensor image analysis along the perivascular space (DTI-ALPS) method was developed to evaluate the brain’s glymphatic function or interstitial fluid dynamics. This study aimed to evaluate the reproducibility of the DTI-ALPS met
Autor:
Koji, Kamagata, Christina, Andica, Kaito, Takabayashi, Yuya, Saito, Toshiaki, Taoka, Hayato, Nozaki, Junko, Kikuta, Shohei, Fujita, Akifumi, Hagiwara, Kouhei, Kamiya, Akihiko, Wada, Toshiaki, Akashi, Katsuhiro, Sano, Mitsuo, Nishizawa, Masaaki, Hori, Shinji, Naganawa, Shigeki, Aoki
Publikováno v:
Neurology.
Background and ObjectivesThe glymphatic system is a whole-brain perivascular network, which promotes CSF/interstitial fluid exchange. Alterations to this system may play a pivotal role in amyloid β (Aβ) accumulation. However, its involvement in Alz