Zobrazeno 1 - 10
of 1 031
pro vyhledávání: '"Koichi, Okamoto"'
Autor:
Koichi Okamoto, Jun Kinoshita, Hiroto Saito, Itasu Ninomiya, Noriyuki Inaki, Hiroyuki Takamura
Publikováno v:
Surgical Techniques Development, Vol 13, Iss 3, Pp 245-250 (2024)
We report a case in which a 74-year-old man suffering from esophageal achalasia complicated with epiphrenic esophageal diverticulum was successfully treated with a simultaneous laparoscopic surgery. The gentleman was referred with symptoms suggestive
Externí odkaz:
https://doaj.org/article/2077b0138f44431388187d2aaf1af504
Autor:
Kazuyoshi Noda, Yasushi Sato, Yasuyuki Okada, Kensei Nishida, Yutaka Kawano, Toshihito Tanahashi, Masahiro Bando, Koichi Okamoto, Masanori Takehara, Masahiro Sogabe, Hiroshi Miyamoto, Kei Daizumoto, Hiroomi Kanayama, Tetsuji Takayama
Publikováno v:
Cancer Medicine, Vol 13, Iss 20, Pp n/a-n/a (2024)
ABSTRACT Background Pancreatic ductal adenocarcinoma (PDAC) is a highly aggressive cancer. Recent studies indicated that cancer‐associated adipocytes (CAAs) play crucial roles in tumor progression; however, the precise mechanism remains unknown. He
Externí odkaz:
https://doaj.org/article/530a451f671c4a7cb15912240626162c
Autor:
Tetsu Tomonari, Joji Tani, Yasushi Sato, Hironori Tanaka, Akihiro Morishita, Koichi Okamoto, Yutaka Kawano, Masahiro Sogabe, Hiroshi Miyamoto, Tetsuji Takayama
Publikováno v:
JGH Open, Vol 8, Iss 10, Pp n/a-n/a (2024)
Abstract Background and Aims We aimed to evaluate the efficacy and safety of durvalumab plus tremelimumab (Dur + Tre) combination therapy in patients with unresectable hepatocellular carcinoma (uHCC) in clinical practice. Methods We retrospectively e
Externí odkaz:
https://doaj.org/article/86a948e52f61412e9e5dbc9d88062c02
Autor:
Akinari Kasai, Jinsei Miyoshi, Yasushi Sato, Koichi Okamoto, Hiroshi Miyamoto, Takashi Kawanaka, Chisato Tonoiso, Masafumi Harada, Masakazu Goto, Takahiro Yoshida, Akihiro Haga, Tetsuji Takayama
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-10 (2024)
Abstract No clinically relevant biomarker has been identified for predicting the response of esophageal squamous cell carcinoma (ESCC) to chemoradiotherapy (CRT). Herein, we established a CT-based radiomics model with artificial intelligence (AI) to
Externí odkaz:
https://doaj.org/article/f8d01a5541984990b72f702d713e4b1d
Autor:
Tomoya Kubota, Shogo Tokimori, Kai Funato, Hiroaki Kawata, Tetsuya Matsuyama, Kenji Wada, Koichi Okamoto
Publikováno v:
Nanomaterials, Vol 14, Iss 19, p 1605 (2024)
This study investigates the optical properties of diffraction gratings using localized surface plasmon resonance (LSPR) with metal nano-hemispheres. We fabricated metal nano-hemisphere gratings (MNHGS) with Ga, Ag, and Au and examined their wavelengt
Externí odkaz:
https://doaj.org/article/d63641b76d2744698020482d4763b57f
Publikováno v:
Nanomaterials, Vol 14, Iss 19, p 1559 (2024)
In this study, we evaluated the surface plasmon characteristics of periodic silver nanodisk structures fabricated on a dielectric thin-film spacer layer on a Ag mirror substrate (NanoDisk on Mirror: NDoM) through finite difference time domain (FDTD)
Externí odkaz:
https://doaj.org/article/c5a654b9e6b147e1b33b533589297125
Autor:
Koichi Okamoto, Noriyuki Inaki, Hiroto Saito, Mari Shimada, Takahisa Yamaguchi, Toshikatsu Tsuji, Hideki Moriyama, Jun Kinoshita, Isamu Makino, Keishi Nakamura, Hiroyuki Takamura, Itasu Ninomiya
Publikováno v:
BMC Surgery, Vol 23, Iss 1, Pp 1-9 (2023)
Abstract Background The degree of difficulty in the overall procedure and forceps handling encountered by surgeons is greatly influenced by the positional relationship of intrathoracic organs in minimally invasive esophagectomy. This study aimed to i
Externí odkaz:
https://doaj.org/article/50f0183f9347429a9f166baf98d2997f
Autor:
Takahisa Yamaguchi, Koichi Okamoto, Hiroto Saito, Mari Shimada, Toshikatsu Tsuji, Hideki Moriyama, Jun Kinoshita, Keishi Nakamura, Noriyuki Inaki
Publikováno v:
BMC Gastroenterology, Vol 23, Iss 1, Pp 1-8 (2023)
Abstract Background Malignant esophageal stenosis is a common and severe complication of advanced esophageal cancer that can be a serious problem in the continuation of chemotherapy and other anticancer treatments. The impact of chemotherapy regimens
Externí odkaz:
https://doaj.org/article/cea3d24575d144179f820b659c24be79
Autor:
Koichi Okamoto, Hiroto Saito, Mari Shimada, Takahisa Yamaguchi, Toshikatsu Tsuji, Hideki Moriyama, Jun Kinoshita, Keishi Nakamura, Itasu Ninomiya, Hiroyuki Takamura, Noriyuki Inaki
Publikováno v:
Surgical Case Reports, Vol 9, Iss 1, Pp 1-8 (2023)
Abstract Background Nonocclusive mesenteric ischemia (NOMI), an ischemic bowel disease without a disruption of the mesenteric blood flow or strangulation of the mesentery or intestine, may cause a lethal clinical course. We report a very rare case of
Externí odkaz:
https://doaj.org/article/26011617441d4d06b1e6bf288a5c1a6b
Autor:
Tetsuya Matsuyama, Noboru Osaka, Mikiya Yamaguchi, Naohiro Kanamaru, Kenji Wada, Ai Kawakita, Kaori Murata, Kenji Sugimoto, Koichi Okamoto
Publikováno v:
Micromachines, Vol 15, Iss 5, p 646 (2024)
In recent years, diseases such as age-related macular degeneration and retinal pigment degeneration caused by excessive exposure to short-wavelength visible light have become significant concerns. With the aim of quantitatively evaluating the toxicit
Externí odkaz:
https://doaj.org/article/95cbf0fb58894f80883b0b0615160bcc