Get started
Author

Hirotsugu Saiki

Observed name: Saiki, Hirotsugu
ORCID: 0009-0001-5517-1646
Observed ORCID: 0009-0001-5517-1646
OpenAlex ID: A5071921647
Endoscopic submucosal dissection for large superficial colorectal tumors using the “clip-flap method”
2014 · Katsumi Yamamoto, Shiro Hayashi, et al. · Endoscopy · 36
Use of a convolutional neural network for classifying microvessels of superficial esophageal squamous cell carcinomas
2021 · Ryotaro Uema, Yoshito Hayashi, et al. · Journal of Gastroenterology and Hepatology · 21
Frequency of coexistent carcinoma in sessile serrated adenoma/polyps and traditional serrated adenomas removed by endoscopic resection
2016 · Hirotsugu Saiki, Tsutomu Nishida, et al. · Endoscopy International Open · 21
PDF
Suppression of autophagy promotes fibroblast activation in p53-deficient colorectal cancer cells
2021 · Takanori Inoue, Yoshito Hayashi, et al. · Scientific Reports · 17
PDF
The apelin‑apelin receptor signaling pathway in fibroblasts is involved in tumor growth via p53 expression of cancer cells
2023 · Hirotsugu Saiki, Yoshito Hayashi, et al. · International Journal of Oncology · 16
PDF
Esophageal carcinoma originating in the surface epithelium with immunohistochemically proven esophageal gland duct differentiation: A case report
2017 · Hiromi Tamura, Hirotsugu Saiki, et al. · World Journal of Gastroenterology · 13
PDF
A novel role for Helicobacter pylori cytotoxin-associated gene A in negative regulation of autophagy in human gastric cells
2023 · Akihiko Sakatani, Yoshito Hayashi, et al. · BMC Gastroenterology · 8
PDF
Effective use of the “clip-flap” method for the endoscopic submucosal dissection of a difficult-to-approach superficial gastric tumor
2015 · Katsumi Yamamoto, Shiro Hayashi, et al. · Endoscopy · 7
PDF
p53 Deficiency in Colon Cancer Cells Promotes Tumor Progression Through the Modulation of Meflin in Fibroblasts
2025 · Eiji Kimura, Yoshito Hayashi, et al. · Cancer Science · 4
PDF
Usefulness of a dedicated mouthpiece for the Valsalva maneuver to visualize the hypopharynx during transoral endoscopy
2020 · Minoru Kato, Yoshito Hayashi, et al. · Endoscopy International Open · 3
Colon adenocarcinoma with dome-like phenotype: characteristic endoscopic ultrasonography (EUS) findings
2015 · Wataru Takagi, Katsumi Yamamoto, et al. · Endoscopy International Open · 3
PDF
Low skeletal muscle mass contributes to the prognosis of patients with superficial esophageal cancer treated with definitive chemoradiotherapy
2025 · Kentaro Nakagawa, Yoshito Hayashi, et al. · Esophagus · 2
Feasibility and safety of endoscopic submucosal dissection for superficial cancer of the remnant esophagus after esophagectomy
2025 · Yoshiki Tsujii, Yoshito Hayashi, et al. · Esophagus · 2
Double-Scope Endoscopic Submucosal Dissection for a Laterally Spreading Cecal Tumor
2019 · Keiichi Kimura, Yoshiki Tsujii, et al. · ACG Case Reports Journal · 2
Short‐ and Long‐Term Outcomes of Endoscopic Submucosal Dissection for Gastric Lesions in Elderly Patients Aged 80 Years or Older: Focus on Non‐Procedure‐Related Adverse Events
2026 · Hideharu Ogiyama, Yoko Murayama, et al. · DEN Open · 1
A case of chronic pancreatitis with difficult control of persistent pancreatic ascites
2016 · Yu Sato, Yosuke Kawasaki, et al. · Pancreatology · 1
Clinical characteristics of hospitalized acute pancreatitis patients in our hospital
2016 · Yosuke Kawasaki, Takaaki Tokuda, et al. · Pancreatology · 1
Simultaneous gastric and colonic metastasis of invasive lobular carcinoma of the breast
2026 · Seri Okawa, Hideharu Ogiyama, et al. · Clinical Journal of Gastroenterology
Outcomes of additional chemotherapy for esophageal squamous cell carcinoma following non-curative endoscopic submucosal dissection
2025 · Yujiro Adachi, Yoshito Hayashi, et al. · International Journal of Clinical Oncology
Deep Learning-based Video Analysis of Endoscopic Mucosal Dissection of Early Gastric Cancer Revealed High Anti-helicobacter Pylori Antibody Level Is a Risk Factor of Intraoperative Bleeding
2025 · Ryotaro Uema, Yoshito Hayashi, et al. · Gastrointestinal Endoscopy
Endoscopic submucosal dissection for early gastric cancer in a patient after left ventricular assist device implantation: A case report
2023 · Shinji Kuriki, Yoshiki Tsujii, et al. · DEN Open
PDF
Ep45 Apj Suppression in Fibroblasts Is Involved in Progression of Colorectal Cancer
2023 · Hirotsugu Saiki, Yoshito Hayashi, et al. · Gastroenterology
PDF
Id: 3520879 Usefulness of Endoscopic Ultrasonography Diagnostic System for Early Gastric Cancer With Artificial Intelligence Using “multi-step Segmentation Model.”
2021 · Ryotaro Uema, Yoshito Hayashi, et al. · Gastrointestinal Endoscopy
Mo2050 The Efficacy and Safety of Colorectal Endoscopic Submucosal Dissection Using the “Clip-Flap Method”
2016 · Katsumi Yamamoto, Shiro Hayashi, et al. · Gastrointestinal Endoscopy
Prevalence of Carcinoma in Serrated Polyps Removed by Endoscopic Resection in 696 Patients
2015 · Hirotsugu Saiki · Japan Gastroenterological Endoscopy Soaciety
Works count: 34
Citation count: 158
H-index: 7
I10-index: 6
Year
Topic
Type