Zobrazeno 1 - 10
of 61
pro vyhledávání: '"Jochen, Keupp"'
Autor:
Joao Tourais, Cian M. Scannell, Torben Schneider, Ebraham Alskaf, Richard Crawley, Filippo Bosio, Javier Sanchez-Gonzalez, Mariya Doneva, Christophe Schülke, Jakob Meineke, Jochen Keupp, Jouke Smink, Marcel Breeuwer, Amedeo Chiribiri, Markus Henningsson, Teresa Correia
Publikováno v:
Frontiers in Cardiovascular Medicine, Vol 9 (2022)
IntroductionTo develop and test the feasibility of free-breathing (FB), high-resolution quantitative first-pass perfusion cardiac MR (FPP-CMR) using dual-echo Dixon (FOSTERS; Fat-water separation for mOtion-corrected Spatio-TEmporally accelerated myo
Externí odkaz:
https://doaj.org/article/5e70b0a83f23486a95129c1c94cfad04
Autor:
Kiyohisa Kamimura, Masanori Nakajo, Misaki Gohara, Kodai Kawaji, Manisha Bohara, Yoshihiko Fukukura, Hiroyuki Uchida, Kazuhiro Tabata, Takashi Iwanaga, Yuta Akamine, Jochen Keupp, Tomoaki Fukami, Takashi Yoshiura
Publikováno v:
Journal of Neuroimaging. 32:920-929
Differentiation between hemangioblastoma and brain metastasis remains a challenge in neuroradiology using conventional MRI. Amide proton transfer (APT) imaging can provide unique molecular information. This study aimed to evaluate the usefulness of A
Publikováno v:
NMR in Biomedicine. 36
Publikováno v:
Engineering, Vol 1, Iss 4, Pp 475-489 (2015)
The research roots of 19fluorine (19F) magnetic resonance imaging (MRI) date back over 35 years. Over that time span, 1H imaging flourished and was adopted worldwide with an endless array of applications and imaging approaches, making magnetic resona
Externí odkaz:
https://doaj.org/article/82c128a4a53143aba6b672e4f0d91911
Autor:
Osamu Togao, Akio Hiwatashi, Jochen Keupp, Koji Yamashita, Kazufumi Kikuchi, Takashi Yoshiura, Masami Yoneyama, Marijn J Kruiskamp, Koji Sagiyama, Masaya Takahashi, Hiroshi Honda
Publikováno v:
PLoS ONE, Vol 11, Iss 5, p e0155925 (2016)
In this study, we evaluated the dependence of saturation pulse length on APT imaging of diffuse gliomas using a parallel transmission-based technique. Twenty-two patients with diffuse gliomas (9 low-grade gliomas, LGGs, and 13 high-grade gliomas, HGG
Externí odkaz:
https://doaj.org/article/c96dbceb75dd4881b7cee0aae6aa0d47
Autor:
Yoshiki Asayama, Minako Hirahashi-Fujiwara, Yasuhiro Ushijima, Eiji Oki, Yuichiro Kubo, Tatsuya Manabe, Akihiro Nishie, Daisuke Okamoto, Kousei Ishigami, Osamu Togao, Daisuke Tsurumaru, Hiroshi Honda, Tomoyuki Hida, Jochen Keupp, Nobuhiro Fujita, Yukihisa Takayama
Publikováno v:
Magnetic Resonance Imaging. 51:96-103
Purpose To prospectively investigate the ability of amide proton transfer (APT) imaging, in comparison with that of diffusion-weighted imaging (DWI), to predict pathological factors in rectal cancer. Materials and methods Twenty-two patients who unde
Autor:
Ananth J. Madhuranthakam, Ivan E. Dimitrov, Shu Zhang, Jochen Keupp, Huajun She, Joshua S. Greer, Robert E. Lenkinski, Bian Li, Elena Vinogradov
Publikováno v:
Magnetic Resonance in Medicine. 81:504-513
Purpose Chemical exchange saturation transfer is a novel and promising MRI contrast method, but it can be time-consuming. Common parallel imaging methods, like SENSE, can lead to reduced quality of CEST. Here, parallel blind compressed sensing (PBCS)
Autor:
Eiji Oki, Daisuke Okamoto, Minako Hirahashi-Fujiwara, Jochen Keupp, Yoshiki Asayama, Yukihisa Takayama, Yuichiro Kubo, Tatsuya Manabe, Akihiro Nishie, Hiroshi Honda, Nobuhiro Fujita, Kousei Ishigami, Tomoyuki Hida, Daisuke Tsurumaru, Yasuhiro Ushijima, Koji Sagiyama, Osamu Togao
Publikováno v:
Journal of Gastroenterology and Hepatology. 34:140-146
Background and aim The amount of proteins and peptides can be estimated with amide proton transfer (APT) imaging. Previous studies demonstrated the usefulness of APT imaging to predict tumor malignancy. We determined whether APT imaging can predict t
Autor:
K. Yamashita, Masami Yoneyama, Jochen Keupp, Tatsuhiro Wada, Kazufumi Kikuchi, Chiaki Tokunaga, Osamu Togao, Hiroyuki Honda, Akio Hiwatashi
Publikováno v:
AJNR Am J Neuroradiol
BACKGROUND AND PURPOSE: Glycosaminoglycan chemical exchange saturation transfer (gagCEST) imaging allows the direct measurement and mapping of glycosaminoglycans. In this study, we aimed to evaluate the usefulness of gagCEST imaging in the quantitati
Autor:
Kenzo Sonoda, Yoshiki Asayama, Daisuke Okamoto, Tomoyuki Hida, Jochen Keupp, Yasuhiro Ushijima, Yukihisa Takayama, Yoshihiro Ohishi, Nobuhiro Fujita, Kousei Ishigami, Hiroshi Honda, Osamu Togao, Akihiro Nishie
Publikováno v:
Radiology. 286:909-917
Purpose To evaluate the utility of amide proton transfer (APT) imaging in estimating histologic grades of endometrioid endometrial adenocarcinoma (EEA). Materials and Methods The institutional review board approved this prospective study. Between Jun