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Ryuzo Deguchi

Observed names: R DEGUCHI, R. DEGUCHI, R. Deguchi, Ryuzou Deguchi
Institution: Haneda Clinic
ORCID: 0000-0002-8155-8393
Observed ORCID: 0000-0002-8155-8393
OpenAlex ID: A5109522371
Effect of pretreatment with Lactobacillus gasseri OLL2716 on first‐line Helicobacter pylori eradication therapy
2011 · Ryuzo Deguchi, Hidemasa Nakaminami, et al. · Journal of Gastroenterology and Hepatology · 84
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Comparison of a monoclonal with a polyclonal antibody-based enzyme immunoassay stool test in diagnosing Helicobacter pylori infection after eradication therapy
2009 · Ryuzo Deguchi, Masashi Matsushima, et al. · Journal of Gastroenterology · 39
Effect of Sodium Glucose Co-Transporter 2 Inhibitors on Liver Fat Mass and Body Composition in Patients with Nonalcoholic Fatty Liver Disease and Type 2 Diabetes Mellitus
2019 · Yoshitaka Arase, Koichi Shiraishi, et al. · Clinical Drug Investigation · 35
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Association between CagA Helicobacter pylori infection and p53, bax and transforming growth factorRII gene mutations in gastric cancer patients
2001 · R. Deguchi, A. Takagi, et al. · International Journal of Cancer · 30
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A Case of Ileocolic Intussusception from Renal Cell Carcinoma
2000 · R. Deguchi, Takagi, et al. · Endoscopy · 30
Efficacy and Safety of 3‐Year Denosumab Therapy for Osteoporosis in Patients With Autoimmune Liver Diseases
2019 · Yoshitaka Arase, Kota Tsuruya, et al. · Hepatology · 28
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Relationship between IL-1β gene polymorphism and gastric mucosal IL-1β levels in patients with Helicobacter pylori infection
2005 · Jiang Xuan, Ryuzo Deguchi, et al. · Journal of Gastroenterology · 27
Tetracycline, metronidazole and amoxicillin‐metronidazole combinations in proton pump inhibitor‐based triple therapies are equally effective as alternative therapies against Helicobacter pylori infection
2006 · Masashi Matsushima, Takayoshi Suzuki, et al. · Journal of Gastroenterology and Hepatology · 24
Clinicopathological Features of Autoimmune Hepatitis with IgG4-Positive Plasma Cell Infiltration
2020 · Yoshitaka Arase, Koshi Matsumoto, et al. · Digestive Diseases · 21
The effect of Helicobacter pylori on cell proliferation and apoptosis in gastric epithelial cell lines
2000 · A. Takagi, S. Watanabe, et al. · Alimentary Pharmacology & Therapeutics · 20
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Relationship between gastric mucosal IL-8 levels and histological gastritis in patients with Helicobacter pylori infection.
2005 · Jiang Xuan, Ryuzo Deguchi, et al. · PubMed · 16
Cytokine expressions and H. pylori-associated gastric mucosal lesion
2002 · Atsushi Takagi, Ryuzo Deguchi, et al. · The Keio Journal of Medicine · 14
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Impaired Renal Function May Not Negate the Efficacy of Tolvaptan in the Treatment of Cirrhotic Patients with Refractory Ascites
2018 · Yoshitaka Arase, Tatehiro Kagawa, et al. · Clinical Drug Investigation · 13
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Denosumab versus zoledronic acid for osteoporosis treatment in patients with primary biliary cholangitis (the DELTA Study): A multicenter, non-inferiority randomized trial
2025 · Yoshitaka Arase, Tomomi Okubo, et al. · Hepatology Communications · 10
Clinical symptoms of FSSG in gastroesophageal reflux disease are critical for PPI treatment: Japanese multi‐centers with 185 patients
2012 · Mio Komatsu‐Tanaka, Ryuichi Iwakiri, et al. · Digestive Endoscopy · 9
Risk factors for low response to proton-pump inhibitor treatment in reflux esophagitis and non-erosive reflux disease evaluated by the frequency scale for the symptoms of gastroesophageal reflux disease
2015 · Kayo Akutagawa, Ryuichi Iwakiri, et al. · Esophagus · 8
Analysis of the cag pathogenicity island and IS605 of Helicobacter pylori strains isolated from patients with gastric cancer in Japan
2004 · R. Deguchi, M. Igarashi, et al. · Alimentary Pharmacology & Therapeutics · 8
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Analysis of Helicobacter pylori and nonsteroidal anti‐inflammatory drug‐induced gastric epithelial injury
2002 · M. Igarashi, A. Takagi, et al. · Alimentary Pharmacology & Therapeutics · 7
Good response chemotherapy for late-recurring gastric cancer in the gluteals, with peritoneal and retroperitoneal dissemination.
2011 · Toshiyuki Sakuma, Ryuzo Deguchi, et al. · PubMed · 5
Double Common Bile Duct with Ectopic Drainage into the Stomach Found in Asymptomatic.
2016 · Yoshitaka Arase, Ryuzo Deguchi, et al. · PubMed · 4
Age-related Clinical Features in Ischemic Colitis.
2000 · Tomoyuki Kurumada, Miho Machida, et al. · Nippon Ronen Igakkai Zasshi Japanese Journal of Geriatrics · 4
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A Pilot Study Using a Smartwatch to Search for Biomarkers of Heart Rate Variability in Active Ulcerative Colitis
2024 · Jin Imai, Masashi Ohno, et al. · Inflammatory Intestinal Diseases · 3
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Colorectal mucosa-associated lymphoid tissue lymphoma and Helicobacter pylori eradication treatment: a report of 5 cases
2024 · Ryuzo Deguchi, Takashi Ueda, et al. · Journal of Gastrointestinal and Liver Diseases · 3
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Use of Endoscopy to Remove Fish Bone That Caused Sigmoid Colon Perforation
2024 · Takashi Ueda, Hirohiko Sato, et al. · Internal Medicine · 3
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A case of small bowel ulcer caused by NSAIDs and detected after capsule endoscope retention.
2012 · Toshiyuki Sakuma, Seiho Gocho, et al. · PubMed · 3
Works count: 56
Citation count: 459
H-index: 13
I10-index: 14
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