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List of works by Ryosuke Okamura

A New Prediction Model for Local Recurrence After Curative Rectal Cancer Surgery: Development and Validation as an Asian Collaborative Study

scientific article

A cadaveric demonstration of visualization of the urethra using a lighted stent during transanal intersphincteric resection

scientific article published on 05 March 2018

ARID1A alterations function as a biomarker for longer progression-free survival after anti-PD-1/PD-L1 immunotherapy

scientific article published on 01 February 2020

Analysis of Circulating Tumor DNA and Clinical Correlates in Patients with Esophageal, Gastroesophageal Junction and Gastric Adenocarcinoma

scientific article published on 22 October 2018

Analysis of NTRK Alterations in Pan-Cancer Adult and Pediatric Malignancies: Implications for NTRK-Targeted Therapeutics

scientific article published on 15 November 2018

Clinical correlates of blood-derived circulating tumor DNA in pancreatic cancer

scientific article published on 04 December 2019

Comprehensive Genomic Landscape and Precision Therapeutic Approach in Biliary Tract Cancers

scientific article published on 23 July 2020

Genomic Profiling of Blood-Derived Circulating Tumor DNA from Patients with Colorectal Cancer: Implications for Response and Resistance to Targeted Therapeutics

scientific article published on 18 July 2019

High Tumor Mutational Burden Correlates with Longer Survival in Immunotherapy-Naïve Patients with Diverse Cancers

scientific article published on 03 August 2020

Impact of intraoperative blood loss on morbidity and survival after radical surgery for colorectal cancer patients aged 80 years or older.

scientific article

Influence of hospital type on survival in stage IV colorectal cancer

scientific article published on 3 June 2016

Laparoscopic Versus Open Lateral Lymph Node Dissection for Locally Advanced Low Rectal Cancer: A Subgroup Analysis of a Large Multicenter Cohort Study in Japan

scientific article published on September 2017

Local control of sphincter-preserving procedures and abdominoperineal resection for locally advanced low rectal cancer: Propensity score matched analysis.

scientific article published on 14 August 2017

Loss of SMAD4 Promotes Lung Metastasis of Colorectal Cancer by Accumulation of CCR1+ Tumor-Associated Neutrophils through CCL15-CCR1 Axis.

scientific article

Molecular profiling of cancer patients enables personalized combination therapy: the I-PREDICT study

scientific article published on 22 April 2019

Multicenter analysis of transanal tube placement for prevention of anastomotic leak after low anterior resection.

scientific article published on 25 July 2017

Open versus Laparoscopic Surgery for Advanced Low Rectal Cancer: A Large, Multicenter, Propensity Score Matched Cohort Study in Japan

scientific article published on 16 June 2017

Phenotypic and Genomic Determinants of Immunotherapy Response Associated with Squamousness

scientific article published on 19 April 2019

Prognostic impact of the combination of neutrophil-to-lymphocyte ratio and Glasgow prognostic score in colorectal cancer: a retrospective cohort study

scientific article published on 08 June 2019

Prognostic implications of RAS alterations in diverse malignancies and impact of targeted therapies

scientific article published on 28 November 2019

Proposal of a stage-specific surveillance strategy for colorectal cancer patients: A retrospective analysis of Japanese large cohort.

scientific article

Proximal gastrectomy with exclusion of no. 3b lesser curvature lymph node dissection could be indicated for patients with advanced upper-third gastric cancer.

scientific article published on 5 July 2016

Real-world data from a molecular tumor board demonstrates improved outcomes with a precision N-of-One strategy

scientific article published on 02 October 2020

Reply to "How should we define the no. 3b lesser curvature lymph node?"

scientific article

Survival implications of the relationship between tissue versus circulating tumor DNA TP53 mutations - a perspective from a real-world precision medicine cohort

scientific article published on 30 September 2020

Targeting fusions for improved outcomes in oncology treatment

scientific article published on 03 December 2019

Temporal and spatial effects and survival outcomes associated with concordance between tissue and blood KRAS alterations in the pan-cancer setting

scientific article published on 01 July 2019

The role of periodic serum CA19-9 test in surveillance after colorectal cancer surgery.

scientific article published on 8 August 2016

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