Gakuto Ogawa

Tokyo, Japan

Last Updated: 09/26/2026

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Found 31 publications

Efficacy and prognostic predictors of primary systemic therapy for de novo Stage IV breast cancer. Exploratory analysis of JCOG1017 PRIM-BC.

Efficacy and prognostic predictors of primary systemic therapy for de novo Stage IV breast cancer. Exploratory analysis of JCOG1017 PRIM-BC.

Journal: Breast cancer (Tokyo, Japan)

Published: October 04, 2025

A randomized controlled phase III trial on continued or paused PD-1 pathway blockade for patients with advanced renal cell carcinoma (JCOG1905, STOP study): a study protocol.

A randomized controlled phase III trial on continued or paused PD-1 pathway blockade for patients with advanced renal cell carcinoma (JCOG1905, STOP study): a study protocol.

Journal: Japanese journal of clinical oncology

Published: September 13, 2025

Factors associated with technical difficulty in endoscopic submucosal dissection for undifferentiated early gastric cancer: post hoc analysis of JCOG1009/1010.

Factors associated with technical difficulty in endoscopic submucosal dissection for undifferentiated early gastric cancer: post hoc analysis of JCOG1009/1010.

Journal: Surgical endoscopy

Published: August 13, 2025

Impact of Achieving Progression-Free Survival 24 on Subsequent Overall Survival in Diffuse Large B-Cell Lymphoma Patients.

Impact of Achieving Progression-Free Survival 24 on Subsequent Overall Survival in Diffuse Large B-Cell Lymphoma Patients.

Journal: Cancer science

Published: July 16, 2025

Original Study: Risk Factors for Early Recurrence in Patients With Biliary Tract Cancers Who Underwent Curative Resection: An Exploratory Subgroup Analysis of JCOG1202.

Original Study: Risk Factors for Early Recurrence in Patients With Biliary Tract Cancers Who Underwent Curative Resection: An Exploratory Subgroup Analysis of JCOG1202.

Journal: Journal of surgical oncology

Published: June 10, 2025

Role of tumor markers before or during chemotherapy for digestive neuroendocrine carcinomas as an exploratory analysis of JCOG1213.

Role of tumor markers before or during chemotherapy for digestive neuroendocrine carcinomas as an exploratory analysis of JCOG1213.

Journal: Scientific reports

Published: April 20, 2025

Endoscopic balloon dilation with steroid injection versus radial incision and cutting with steroid injection for refractory esophageal anastomotic stricture: a randomized study.

Endoscopic balloon dilation with steroid injection versus radial incision and cutting with steroid injection for refractory esophageal anastomotic stricture: a randomized study.

Journal: Endoscopy

Published: April 08, 2025

Primary tumour resection plus systemic therapy versus systemic therapy alone in metastatic breast cancer (JCOG1017, PRIM-BC): a randomised clinical trial.

Primary tumour resection plus systemic therapy versus systemic therapy alone in metastatic breast cancer (JCOG1017, PRIM-BC): a randomised clinical trial.

Journal: British journal of cancer

Published: March 06, 2025

Correction: A nonrandomized, single-arm confirmatory trial of expanded endoscopic submucosal dissection indication for undifferentiated early gastric cancer: Japan Clinical Oncology Group study (JCOG1009/1010).

Correction: A nonrandomized, single-arm confirmatory trial of expanded endoscopic submucosal dissection indication for undifferentiated early gastric cancer: Japan Clinical Oncology Group study (JCOG1009/1010).

Journal: Gastric cancer : official journal of the International Gastric Cancer Association and the Japanese Gastric Cancer Association

Published: February 13, 2025

Impact of clinically diagnosed liver cirrhosis in patients with intrahepatic cholangiocarcinoma treated with systemic chemotherapy: a subgroup analysis of JCOG1113.

Impact of clinically diagnosed liver cirrhosis in patients with intrahepatic cholangiocarcinoma treated with systemic chemotherapy: a subgroup analysis of JCOG1113.

Journal: Japanese journal of clinical oncology

Published: December 15, 2024

Statistical Analysis Methods and Reporting of Patient-Reported Outcomes in Randomized Controlled Trials for Cancer Conducted in Japan: A Systematic Review.

Statistical Analysis Methods and Reporting of Patient-Reported Outcomes in Randomized Controlled Trials for Cancer Conducted in Japan: A Systematic Review.

Journal: Cureus

Published: May 16, 2024

Feasibility of S-1 adjuvant chemotherapy after major hepatectomy for biliary tract cancers: An exploratory subset analysis of JCOG1202.

Feasibility of S-1 adjuvant chemotherapy after major hepatectomy for biliary tract cancers: An exploratory subset analysis of JCOG1202.

Journal: European journal of surgical oncology : the journal of the European Society of Surgical Oncology and the British Association of Surgical Oncology

Published: October 31, 2023

Showing 1-12 of 31

Last Updated: 09/26/2026