Pancreatic Cancer Research

ResearcherInternational Research Center for Medical Sciences, Kumamoto UniversityActive in the last 2 years

Rumi Itoyama

ORCID-verified (high confidence, 0.95), identity_conf@1As of 7 November 2026

Matched on ORCID iD 0000-0003-1785-7599; OpenAlex author ID A5058936946. Sources: OpenAlex.

Their work

Papers
15 (first author 1, last author 0)
Trials
0
Grants
0
Labs led
0
Collaborators
37
Papers, trials and grants by year

2014: 1 paper · 2015: none · 2016: none · 2017: none · 2018: 1 paper · 2019: none · 2020: 2 papers · 2021: 4 papers · 2022: 2 papers · 2023: 1 paper · 2024: 1 paper · 2025: none · 2026: 3 papers

Papers 15

  1. A case of pancreatic cancer with high microsatellite instability exhibiting rare clinical features. Co-author DOI 10.1007/s12328-025-02256-2↗
  2. A case of long-term survival in unresectable pancreatic cancer with BRCA germline mutation treated with platinum-based chemotherapy. First author DOI 10.1007/s12328-026-02359-4↗
  3. A Case of Pancreatic Cancer with High Tumor Mutation Burden Showing a Remarkable Response to Pembrolizumab. Co-author DOI 10.70352/scrj.cr.26-0273↗
  4. Impairment of perioperative activities of daily living is associated with poor prognosis following pancreatectomy for pancreatic cancer. Co-author DOI 10.1007/s00423-024-03478-7↗
  5. Cancer-associated fibroblasts reuse cancer-derived lactate to maintain a fibrotic and immunosuppressive microenvironment in pancreatic cancer. Co-author DOI 10.1172/jci.insight.163022↗
  6. Survival Impact of Perioperative Red Blood Cell Transfusion During Pancreatectomy in Patients With Pancreatic Ductal Adenocarcinoma: A Propensity Score Matchin… Co-author DOI 10.1097/mpa.0000000000001997↗
  7. Tumor microenvironmental 15-PGDH depletion promotes fibrotic tumor formation and angiogenesis in pancreatic cancer. Co-author DOI 10.1111/cas.15495↗
  8. Frailty is associated with poor prognosis after resection for pancreatic cancer. Co-author DOI 10.1007/s10147-021-01983-z↗
  9. Metabolic shift to serine biosynthesis through 3-PG accumulation and PHGDH induction promotes tumor growth in pancreatic cancer. Co-author DOI 10.1016/j.canlet.2021.09.007↗
  10. Prognostic Value of the Preoperative Tumor Marker Index in Resected Pancreatic Ductal Adenocarcinoma: A Retrospective Single-Institution Study. Co-author DOI 10.1245/s10434-020-09022-3↗
  11. High ARHGEF2 (GEF-H1) Expression is Associated with Poor Prognosis Via Cell Cycle Regulation in Patients with Pancreatic Cancer. Co-author DOI 10.1245/s10434-020-09383-9↗
  12. Postoperative nonalcoholic fatty liver disease is correlated with malnutrition leading to an unpreferable clinical course for pancreatic cancer patients underg… Co-author DOI 10.1007/s00595-019-01866-x↗
  13. Prognostic Impact of Coagulation Activity in Patients Undergoing Curative Resection for Pancreatic Ductal Adenocarcinoma. Co-author DOI 10.21873/invivo.12111↗
  14. Downregulation of 15-hydroxyprostaglandin dehydrogenase by interleukin-1β from activated macrophages leads to poor prognosis in pancreatic cancer. Co-author DOI 10.1111/cas.13467↗
  15. Hepatobiliary and pancreatic: sigmoidal mesenterial lymph node metastasis from pancreatic cancer. Co-author DOI 10.1111/jgh.12807↗

Closest collaborators

The 25 strongest of 37 by collab_strength@1: shared papers, trials and grants, recent and small-team work weighing most.

  1. Hiromitsu Hayashi · 13 shared papers, 2014–2026 · strength 1.99
  2. Hirohisa Okabe · 7 shared papers, 2018–2026 · strength 1.33
  3. Shigeki Nakagawa · 7 shared papers, 2018–2026 · strength 1.33
  4. Yuki Kitano · 6 shared papers, 2020–2026 · strength 1.17
  5. Katsunori Imai · 9 shared papers, 2018–2023 · strength 0.97
  6. Masaaki Iwatsuki · 3 shared papers, 2026 · strength 0.83
  7. Hideo Baba · 7 shared papers, 2014–2023 · strength 0.66
  8. Takanobu Yamao · 4 shared papers, 2020–2026 · strength 0.60
  9. Fumimasa Kitamura · 5 shared papers, 2020–2023 · strength 0.55
  10. Yosuke Nakao · 5 shared papers, 2020–2021 · strength 0.53
  11. Akira Chikamoto · 5 shared papers, 2014–2022 · strength 0.48
  12. Takayoshi Kaida · 3 shared papers, 2021–2024 · strength 0.47
  13. Kosuke Mima · 3 shared papers, 2021–2024 · strength 0.45
  14. Yuki Adachi · 2 shared papers, 2024–2026 · strength 0.45
  15. Tatsunori Miyata · 4 shared papers, 2020–2021 · strength 0.41
  16. Luke Bu · 4 shared papers, 2018–2023 · strength 0.40
  17. Takatsugu Ishimoto · 4 shared papers, 2018–2023 · strength 0.40
  18. Kota Arima · 4 shared papers, 2018–2022 · strength 0.36
  19. Norio Uemura · 3 shared papers, 2020–2023 · strength 0.34
  20. Kazuki Matsumura · 3 shared papers, 2020–2021 · strength 0.33
  21. Kazuto Takata · 1 shared paper, 2026 · strength 0.30
  22. Yasuhito Tanaka · 1 shared paper, 2026 · strength 0.30
  23. Keita Takahashi · 1 shared paper, 2026 · strength 0.29
  24. Masayo Tsukamoto · 3 shared papers, 2018–2021 · strength 0.27
  25. Tomoyuki Uchihara · 3 shared papers, 2018–2022 · strength 0.27

How to reach this person

A chain of introductions through people who have published, run trials or held grants together (warm_path@1: fewest links first, then the strongest). Built from public records only; no contact details are kept.