Iwai Naoto 岩井直人

Researcher Number	00823270
Other IDs
Affiliation (Current)	2026: 京都府立医科大学, 大学院医学研究科, 助教
Affiliation (based on the past Project Information) *help	2022 – 2025: 京都府立医科大学, 医学(系)研究科(研究院), 助教 2020 – 2021: 京都府立医科大学, 医学(系)研究科(研究院), 研修員
Review Section/Research Field	Principal Investigator Basic Section 53010:Gastroenterology-related Except Principal Investigator Basic Section 53010:Gastroenterology-related
Keywords	Principal Investigator miRNA / サルコペニア / 胃癌腹膜播種 / 腹膜播種 / 胃癌 / 耐性化 / Met阻害薬 / 腹水 / 薬剤耐性 / 耐性株 … More / MET遺伝子 / バイオマーカー / 消化器癌 / 網羅的解析 / マイクロRNA … More Except Principal Investigator トランスクリプトーム / 腸内細菌叢 / メタボローム / 十二指腸癌 / マルチオミクス Less

Development of diagnostic method and treatment for sarcopenia in gastric cancer with peritoneal metastasis through secreted miRNAPrincipal Investigator
- Principal Investigator
  
  岩井直人
- Project Period (FY)
  2025 – 2027
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 53010:Gastroenterology-related
- Research Institution
  Kyoto Prefectural University of Medicine
Pathogenesis of duodenal carcinoma mediated by metabolites derived from mucosa-associated bacteria by multi-omics analysis
- Principal Investigator
  
  土肥統
- Project Period (FY)
  2024 – 2026
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 53010:Gastroenterology-related
- Research Institution
  Kyoto Prefectural University of Medicine
MicroRNA networks in sarcopenia caused by peritoneal dissemination of gastric cancerPrincipal Investigator
- Principal Investigator
  
  Iwai Naoto
- Project Period (FY)
  2022 – 2024
- Research Category
  
  Grant-in-Aid for Early-Career Scientists
- Review Section
  
  Basic Section 53010:Gastroenterology-related
- Research Institution
  Kyoto Prefectural University of Medicine
Analysis of microRNA in gastric cancer with peritoneal disseminationPrincipal Investigator
- Principal Investigator
  
  Iwai Naoto
- Project Period (FY)
  2020 – 2021
- Research Category
  
  Grant-in-Aid for Early-Career Scientists
- Review Section
  
  Basic Section 53010:Gastroenterology-related
- Research Institution
  Kyoto Prefectural University of Medicine

All 2025 2024 2021

All Journal Article Presentation

[Journal Article] Stent placement for main portal vein occlusion to eradicate ectopic varices after pancreatoduodenectomy2025
- Author(s)
  Okabe K, Iwai N, Hirota T, Inoue K, Dohi O, Yamaguchi K, Moriguchi M, Takagi T, Konishi H, Itoh Y.
- Journal Title
  
  Clin J Gastroenterol
  
  Volume: Online ahead of print. Issue: 3 Pages: 431-434
- DOI
  10.1007/s12328-025-02118-x
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22K16051
[Journal Article] Ischemic stroke in patients with unresectable pancreatic and gastric cancer2025
- Author(s)
  Oka K, Iwai N, Ohara T, Watanabe A, Okabe K, Ohara T, Sakai H, Okishio S, Kubota-Kajiwara M, Tsuji T, Kagawa K, Sakagami J, Doi T, Dohi O, Yamaguchi K, Moriguchi M, Ishikawa T, Takagi T, Konishi H, Itoh Y.
- Journal Title
  
  Int J Clin Oncol
  
  Volume: 30(5) Issue: 5 Pages: 974-983
- DOI
  10.1007/s10147-025-02731-3
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22K16051
[Journal Article] Prognostic value of moderate or massive ascites in patients with advanced gastric cancer2024
- Author(s)
  Iwai Naoto、Ohara Tomoya、Okuda Takashi、Oka Kohei、Sakai Hiroaki、Kajiwara-Kubota Mariko、Tsuji Toshifumi、Sakagami Junichi、Kagawa Keizo、Doi Toshifumi、Inoue Ken、Dohi Osamu、Yoshida Naohisa、Uchiyama Kazuhiko、Ishikawa Takeshi、Takagi Tomohisa、Konishi Hideyuki、Itoh Yoshito
- Journal Title
  
  Oncology Letters
  
  Volume: 27 Issue: 3 Pages: 116-116
- DOI
  10.3892/ol.2024.14249
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K16051
[Journal Article] Clinical significance of cachexia index determined by bioelectrical impedance analysis in patients with gastrointestinal cancer2024
- Author(s)
  Ohara T, Iwai N, Oka K, Okabe K, Sakai H, Tsuji T, Okuda T, Sakagami J, Kagawa K, Doi T, Inoue K, Dohi O, Yoshida N, Yamaguchi K, Moriguchi M, Uchiyama K, Ishikawa T, Takagi T, Konishi H, Itoh Y.
- Journal Title
  
  Oncol Lett. 2024
  
  Volume: 29(3) Issue: 3 Pages: 114-114
- DOI
  10.3892/ol.2024.14860
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22K16051
[Presentation] Ischemic stroke in patients with unresectable pancreatic and gastric cancer2025
- Author(s)
  Kohei Oka, Naoto Iwai, Tomoyuki Ohara, Akiko Watanabe, Kengo Okabe, Tomoya Ohara, Hiroaki Sakai, Shinya Okishio, Mariko Kubota-Kajiwara, Toshifumi Tsuji, Keizo Kagawa, Junichi Sakagami, Toshifumi Doi, Osamu Dohi, Kanji Yamaguchi, Michihisa Moriguchi, Takeshi Ishikawa, Tomohisa Takagi, Hideyuki Konishi, Yoshito Itoh
- Organizer
  第22回日本臨床腫瘍学会学術集会
- Data Source
  KAKENHI-PROJECT-22K16051
[Presentation] 消化管癌サルコペニアの評価におけるカヘキシアインデックスの有用性について2025
- Author(s)
  小原知也、岩井直人、岡浩平、窪田真理子、辻俊史、小林玲央、土井俊文、井上健、土肥統、吉田直久、内山和彦、石川剛、髙木智久、小西英幸、伊藤義人
- Organizer
  第21回日本消化管学会学術集会
- Data Source
  KAKENHI-PROJECT-22K16051
[Presentation] 切除不能胃がん・膵がんにおける脳梗塞の実態調査～リアルワールドデータを用いて～2024
- Author(s)
  岩井直人、岡浩平、小原知也、岡部健吾、酒井浩明、窪田真理子、置塩伸也、辻俊史、香川惠造、阪上順一、土井俊文、土肥統、石川剛、伊藤義人
- Organizer
  第62回日本癌治療学会学術集会
- Data Source
  KAKENHI-PROJECT-22K16051
[Presentation] 切除不能進行胃癌における高齢者治療の現状と予後予測因子の同定2021
- Author(s)
  小原知也、岩井直人、奥田隆史、谷口昌史、酒井浩明、岡浩平、原祐、辻俊史、原田大司、小牧稔之、阪上順一、香川惠造
- Organizer
  第63回日本消化器病学会大会
- Data Source
  KAKENHI-PROJECT-20K16966

1. 安居幸一郎 (30323695)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
2. 土井俊文 (60800985)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
3. 土肥統 (60599752)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
4. 高木智久 (70405257)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results

Iwai Naoto 岩井 直人

Research Projects

Research Products

Co-Researchers

Development of diagnostic method and treatment for sarcopenia in gastric cancer with peritoneal metastasis through secreted miRNAPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Pathogenesis of duodenal carcinoma mediated by metabolites derived from mucosa-associated bacteria by multi-omics analysis

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

MicroRNA networks in sarcopenia caused by peritoneal dissemination of gastric cancerPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Analysis of microRNA in gastric cancer with peritoneal disseminationPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

[Journal Article] Stent placement for main portal vein occlusion to eradicate ectopic varices after pancreatoduodenectomy2025

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Ischemic stroke in patients with unresectable pancreatic and gastric cancer2025

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Prognostic value of moderate or massive ascites in patients with advanced gastric cancer2024

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Clinical significance of cachexia index determined by bioelectrical impedance analysis in patients with gastrointestinal cancer2024

Author(s)

Journal Title

DOI

Data Source

[Presentation] Ischemic stroke in patients with unresectable pancreatic and gastric cancer2025

Author(s)

Organizer

Data Source

[Presentation] 消化管癌サルコペニアの評価におけるカヘキシアインデックスの有用性について2025

Author(s)

Organizer

Data Source

[Presentation] 切除不能胃がん・膵がんにおける脳梗塞の実態調査～リアルワールドデータを用いて～2024

Author(s)

Organizer

Data Source

[Presentation] 切除不能進行胃癌における高齢者治療の現状と予後予測因子の同定2021

Author(s)

Organizer

Data Source

Iwai Naoto 岩井直人