Toshifumi Yamaguchi

7PUBLICATIONS
72CO-AUTHORS
Cancer diagnosisCancer geneticsPredictive and prognostic markersCancer therapy (excl. chemotherapy and radiation therapy)Solid tumours
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Publications (7)

|Jul 01, 2026
Cell-Free DNA Analysis With Clinicopathologic Factors for Early Detection and Refining Lymph Node Metastasis Risk in T1 Colorectal Cancer: Results From the COSMOS-CRC Study.

|Mar 15, 2026
Copy Number-Based Oncogene Dominance May Suggest ERBB2 Dependence and Trastuzumab Response in HER2-Positive Gastric Cancer.

Takeru Wakatsuki, Noriko Yamamoto, Naoki Ishizuka

|Sep 25, 2025
Efficacy and Safety of Nivolumab Monotherapy in Patients with High PD-1-Positive CD8/Treg Ratio in Advanced NSCLC and Gastric Cancer: A Phase II, Multicenter Study.

Kohei Shitara, Motohiro Tamiya, Kyoichi Okishio

|May 08, 2025
A multicenter, prospective, observational study of nivolumab readministration for advanced gastric cancer (NIVO RETURNS).

Hiroyuki Kodama, Yukiya Narita, Michio Nakamura

|Mar 30, 2025
Neoadjuvant docetaxel, oxaliplatin, and S-1 therapy for patients with large type 3 or type 4 gastric cancer: short-term outcomes of a multicenter, phase II study (OGSG1902).

Ryo Tanaka, Shunji Endo, Toshifumi Yamaguchi

|Feb 13, 2025
BRAF V600E and Non-V600E Mutations in RAS Wild-Type Metastatic Colorectal Cancer: Prognostic and Therapeutic Insights from a Nationwide, Multicenter, Observational Study (J-BROS).

Hiroya Taniguchi, Kay Uehara, Toshiaki Ishikawa

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Frequent Collaborators

2 joint publications

Kensei Yamaguchi

2 joint publications

Yukiya Narita

2 joint publications

Katsunori Shinozaki

2 joint publications

Toshikazu Moriwaki