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2018 Fiscal Year Annual Research Report

Elucidation of molecular mechanisms of and development of combined therapy with immune checkpoint inhibitors for digestive tract cancer

Research Project

Project/Area Number 16K10502
Research InstitutionKyushu University

Principal Investigator

佐伯 浩司  九州大学, 大学病院, 講師 (80325448)

Co-Investigator(Kenkyū-buntansha) 北尾 洋之  九州大学, 薬学研究院, 教授 (30368617)
沖 英次  九州大学, 大学病院, 講師 (70380392)
中島 雄一郎  九州大学, 医学研究院, 助教 (40733564)
杉山 雅彦  独立行政法人国立病院機構(九州がんセンター臨床研究センター), その他部局等, 消化管外科医師 (40751079)
Project Period (FY) 2016-04-01 – 2019-03-31
Keywords消化管外科 / 集学的治療 / 免疫チェックポイント阻害剤
Outline of Annual Research Achievements

【背景】免疫チェックポイント関連分子PD-L1は、腫瘍細胞のみならず、マクロファージを含む免疫細胞でも発現しており、化学療法などで修飾を受ける可能性が複数の癌種で報告されている。【目的】食道扁平上皮癌に対する術前化学療法が、癌微小環境のPD-L1発現に与える影響を明らかにする。【対象】根治切除を行った食道扁平上皮癌のうち、術前無治療群(NT群)170例と術前化学療法群(NAC群)71例を対象とした。【方法】傾向スコアを用いて背景因子を調整したNT群及びNAC群、各65例ずつを対象に、両群の切除標本を用いてPD-L1、PD-L2、CD8及びCD68(マクロファージ細胞表面マーカー)の免疫組織化学染色を行い評価した。【結果】癌細胞におけるPD-L1発現陽性率は、NT群(2.71%)に比較し、NAC群(9.91%)で高い傾向を認めた(p=0.07)。一方、免疫細胞も含めたPD-L1陽性率は、NT群(6.17%))に対し、NAC群(9.76%)で有意に高かった(p<0.01)。腫瘍細胞におけるPD-L2発現では、NT群(0.68)に対し、NAC群(0.20)で有意に低かった(p=0.02)。腫瘍浸潤CD8リンパ球数は、NT群(106.18/HPF)に比較し、NAC群(85.64/HPF)で有意に低かった(p<0.01)。一方、CD68陽性細胞数は、NT群(46.50/HPF)に比較し、NAC群(55.48/HPF)で有意に高かった(p=0.03)。【まとめ】NAC後の食道扁平上皮癌では、腫瘍細胞と免疫細胞におけるPD-L1発現は亢進しており、一方で腫瘍のPD-L2発現は低下していた。またCD8リンパ球数は減少していたが、マクロファージ数は増加していた。今後NAC後の免疫細胞におけるPD-L1発現増加とマクロファージ増加の関連の検討を進めていくことで、新規治療戦略の開発が期待できる。

  • Research Products

    (28 results)

All 2019 2018

All Journal Article (22 results) (of which Peer Reviewed: 22 results,  Open Access: 8 results) Presentation (6 results) (of which Int'l Joint Research: 1 results)

  • [Journal Article] Short- and Long-term Outcomes of Surgical Treatment for Remnant Gastric Cancer After Distal Gastrectomy2019

    • Author(s)
      NAKAJI YU、SAEKI HIROSHI、KUDOU KENSUKE、NAKANISHI RYOTA、SUGIYAMA MASAHIKO、NAKASHIMA YUICHIRO、ANDO KOJI、ODA YOSHINAO、OKI EIJI、MAEHARA YOSHIHIKO
    • Journal Title

      Anticancer Research

      Volume: 39 Pages: 1411~1415

    • DOI

      10.21873/anticanres.13256

    • Peer Reviewed
  • [Journal Article] Primary amelanotic malignant melanoma of the esophagus: a case report2019

    • Author(s)
      Koga Naomichi、Kubo Nobuhide、Saeki Hiroshi、Sasaki Shun、Jogo Tomoko、Hirose Kosuke、Nakashima Yuichiro、Oki Eiji、Koga Yutaka、Oda Yoshinao、Oiwa Hisao、Oiwa Toshio、Maehara Yoshihiko
    • Journal Title

      Surgical Case Reports

      Volume: 5 Pages: 4

    • DOI

      10.1186/s40792-019-0564-2

    • Peer Reviewed / Open Access
  • [Journal Article] Effect of lateral lymph node dissection for mid and low rectal cancer: An ad-hoc analysis of the ACTS-RC (JFMC35-C1) randomized clinical trial2019

    • Author(s)
      Oki Eiji、Shimokawa Mototsugu、Ando Koji、Murata Akihiko、Takahashi Takao、Maeda Kiyoshi、Kusumoto Tetsuya、Munemoto Yoshinori、Nakanishi Ryota、Nakashima Yuichiro、Saeki Hiroshi、Maehara Yoshihiko
    • Journal Title

      Surgery

      Volume: 165 Pages: 586~592

    • DOI

      10.1016/j.surg.2018.08.027

    • Peer Reviewed
  • [Journal Article] Postoperative development of sarcopenia is a strong predictor of a poor prognosis in patients with adenocarcinoma of the esophagogastric junction and upper gastric cancer2019

    • Author(s)
      Kudou Kensuke、Saeki Hiroshi、Nakashima Yuichiro、Sasaki Shun、Jogo Tomoko、Hirose Kosuke、Hu Qingjiang、Tsuda Yasuo、Kimura Koichi、Nakanishi Ryota、Kubo Nobuhide、Ando Koji、Oki Eiji、Ikeda Tetsuo、Maehara Yoshihiko
    • Journal Title

      The American Journal of Surgery

      Volume: 217 Pages: 757~763

    • DOI

      10.1016/j.amjsurg.2018.07.003

    • Peer Reviewed
  • [Journal Article] Neoadjuvant Chemotherapy Versus Chemoradiotherapy for Patients with Esophageal Squamous Cell Carcinoma2018

    • Author(s)
      NAKASHIMA YUICHIRO、SAEKI HIROSHI、HU QINGJIANG、TSUDA YASUO、HISAMATSU YUICHI、ANDO KOJI、OKI EIJI、MAEHARA YOSHIHIKO
    • Journal Title

      Anticancer Research

      Volume: 38 Pages: 6809~6814

    • DOI

      10.21873/anticanres.13053

    • Peer Reviewed
  • [Journal Article] Pancreatic cancer arising from the remnant pancreas after pancreatectomy: a multicenter retrospective study by the Kyushu Study Group of Clinical Cancer2018

    • Author(s)
      Hashimoto Daisuke、Arima Kota、Nakagawa Shigeki、Negoro Yuji、Hirata Toshihiko、Hirota Masahiko、Inomata Masafumi、Fukuzawa Kengo、Ohga Takefumi、Saeki Hiroshi、Oki Eiji、Yamashita Yo-ichi、Chikamoto Akira、Baba Hideo、Maehara Yoshihiko
    • Journal Title

      Journal of Gastroenterology

      Volume: 54 Pages: 437~448

    • DOI

      10.1007/s00535-018-01535-9

    • Peer Reviewed
  • [Journal Article] Postoperative Skeletal Muscle Loss Predicts Poor Prognosis of Adenocarcinoma of Upper Stomach and Esophagogastric Junction2018

    • Author(s)
      Kudou Kensuke、Saeki Hiroshi、Nakashima Yuichiro、Kimura Koichi、Ando Koji、Oki Eiji、Ikeda Tetsuo、Maehara Yoshihiko
    • Journal Title

      World Journal of Surgery

      Volume: 43 Pages: 1068~1075

    • DOI

      10.1007/s00268-018-4873-6

    • Peer Reviewed
  • [Journal Article] CD44v9 is associated with epithelial-mesenchymal transition and poor outcomes in esophageal squamous cell carcinoma2018

    • Author(s)
      Taniguchi Daisuke、Saeki Hiroshi、Nakashima Yuichiro、Kudou Kensuke、Nakanishi Ryota、Kubo Nobuhide、Ando Koji、Oki Eiji、Oda Yoshinao、Maehara Yoshihiko
    • Journal Title

      Cancer Medicine

      Volume: 7 Pages: 6258~6268

    • DOI

      10.1002/cam4.1874

    • Peer Reviewed / Open Access
  • [Journal Article] BUBR1 Insufficiency Is Correlated with eNOS Reduction Experimentally In Vitro and In Vivo, and in Gastric Cancer Tissue2018

    • Author(s)
      KAWAKUBO EISUKE、MATSUMOTO TAKUYA、YOSHIYA KEIJI、YAMASHITA SHO、JOGO TOMOKO、SAEKI HIROSHI、OKI EIJI、FURUYAMA TADASHI、ODA YOSHINAO、MAEHARA YOSHIHIKO
    • Journal Title

      Anticancer Research

      Volume: 38 Pages: 6099~6106

    • DOI

      10.21873/anticanres.12960

    • Peer Reviewed
  • [Journal Article] Re-evaluation of HER2 status in patients with HER2-positive advanced or recurrent gastric cancer refractory to?trastuzumab (KSCC1604)2018

    • Author(s)
      Saeki Hiroshi、Oki Eiji、Kashiwada Tomomi、Arigami Takaaki、Makiyama Akitaka、Iwatsuki Masaaki、Narita Yukiya、Satake Hironaga、Matsuda Yoshiko、Sonoda Hideto、Shimokawa Mototsugu、Maehara Yoshihiko
    • Journal Title

      European Journal of Cancer

      Volume: 105 Pages: 41~49

    • DOI

      10.1016/j.ejca.2018.09.024

    • Peer Reviewed
  • [Journal Article] Changes in HER2 Expression and Amplification Status Following Preoperative Chemotherapy for Gastric Cancer2018

    • Author(s)
      SHU SEI、IIMORI MAKOTO、NAKANISHI RYOTA、JOGO TOMOKO、SAEKI HIROSHI、OKI EIJI、MAEHARA YOSHIHIKO
    • Journal Title

      In Vivo

      Volume: 32 Pages: 1491~1498

    • DOI

      10.21873/invivo.11405

    • Peer Reviewed / Open Access
  • [Journal Article] C-reactive protein/albumin ratio is a poor prognostic factor of esophagogastric junction and upper gastric cancer2018

    • Author(s)
      Kudou Kensuke、Saeki Hiroshi、Nakashima Yuichiro、Kamori Tomohiro、Kawazoe Tetsuro、Haruta Yasuhiro、Fujimoto Yoshiaki、Matsuoka Hiroya、Sasaki Shun、Jogo Tomoko、Hirose Kosuke、Hu Qingjiang、Tsuda Yasuo、Kimura Koichi、Ando Koji、Oki Eiji、Ikeda Tetsuo、Maehara Yoshihiko
    • Journal Title

      Journal of Gastroenterology and Hepatology

      Volume: 34 Pages: 355~363

    • DOI

      10.1111/jgh.14442

    • Peer Reviewed
  • [Journal Article] Non-familial juvenile polyposis of the stomach with gastric cancers: a case report2018

    • Author(s)
      Jogo Tomoko、Oki Eiji、Fujiwara Minako、Kurashige Junji、Nakanishi Ryota、Sugiyama Masahiko、Nakashima Yuichiro、Saeki Hiroshi、Tsuruta Shinichi、Nishimura Masataka、Oda Yoshinao、Maehara Yoshihiko
    • Journal Title

      Surgical Case Reports

      Volume: 4 Pages: 79

    • DOI

      10.1186/s40792-018-0488-2

    • Peer Reviewed / Open Access
  • [Journal Article] Thymidine Kinase 1 Loss Confers Trifluridine Resistance without Affecting 5-Fluorouracil Metabolism and Cytotoxicity2018

    • Author(s)
      Edahiro Keitaro、Iimori Makoto、Kobunai Takashi、Morikawa-Ichinose Tomomi、Miura Daisuke、Kataoka Yuki、Niimi Shinichiro、Wakasa Takeshi、Saeki Hiroshi、Oki Eiji、Kitao Hiroyuki、Maehara Yoshihiko
    • Journal Title

      Molecular Cancer Research

      Volume: 16 Pages: 1483~1490

    • DOI

      10.1158/1541-7786.MCR-17-0686

    • Peer Reviewed
  • [Journal Article] Recent advances in treatment for colorectal liver metastasis2018

    • Author(s)
      Oki Eiji、Ando Koji、Nakanishi Ryota、Sugiyama Masahiko、Nakashima Yuichiro、Kubo Nobuhide、Kudou Kensuke、Saeki Hiroshi、Nozoe Tadahiro、Emi Yasunori、Maehara Yoshihiko
    • Journal Title

      Annals of Gastroenterological Surgery

      Volume: 2 Pages: 167~175

    • DOI

      10.1002/ags3.12071

    • Peer Reviewed / Open Access
  • [Journal Article] A case of mixed adenoneuroendocrine carcinoma (MANEC) arising in Barrett’s esophagus: literature and review2018

    • Author(s)
      Kawazoe Tetsuro、Saeki Hiroshi、Edahiro Keitaro、Korehisa Shotaro、Taniguchi Daisuke、Kudou Kensuke、Nakanishi Ryota、Kubo Nobuhide、Ando Koji、Nakashima Yuichiro、Oki Eiji、Fujiwara Minako、Oda Yoshinao、Maehara Yoshihiko
    • Journal Title

      Surgical Case Reports

      Volume: 4 Pages: 45

    • DOI

      10.1186/s40792-018-0454-z

    • Peer Reviewed / Open Access
  • [Journal Article] Capecitabine reverses tumor escape from anti-VEGF through the eliminating CD11b<sup>high</sup>/Gr1<sup>high</sup> myeloid cells2018

    • Author(s)
      Iwai Toshiki、Harada Yui、Saeki Hiroshi、Oki Eiji、Maehara Yoshihiko、Yonemitsu Yoshikazu
    • Journal Title

      Oncotarget

      Volume: 9 Pages: 17620~17630

    • DOI

      10.18632/oncotarget.24811

    • Peer Reviewed / Open Access
  • [Journal Article] Laparoscopic Proximal Gastrectomy Maintains Body Weight and Skeletal Muscle Better Than Total Gastrectomy2018

    • Author(s)
      Sugiyama Masahiko、Oki Eiji、Ando Koji、Nakashima Yuichiro、Saeki Hiroshi、Maehara Yoshihiko
    • Journal Title

      World Journal of Surgery

      Volume: 42 Pages: 3270~3276

    • DOI

      10.1007/s00268-018-4625-7

    • Peer Reviewed
  • [Journal Article] Prophylactic Effect of Dexamethasone on Regorafenib-Related Fatigue and/or Malaise: A Randomized, Placebo-Controlled, Double-Blind Clinical Study in Patients with Unresectable Metastatic Colorectal Cancer (KSCC1402/HGCSG1402)2018

    • Author(s)
      Tanioka Hiroaki、Miyamoto Yuji、Tsuji Akihito、Asayama Masako、Shiraishi Takeshi、Yuki Satoshi、Kotaka Masahito、Makiyama Akitaka、Shimokawa Mototsugu、Shimose Takayuki、Masuda Satohiro、Yamaguchi Takuhiro、Komatsu Yoshito、Saeki Hiroshi、Emi Yasunori、Baba Hideo、Oki Eiji、Maehara Yoshihiko
    • Journal Title

      Oncology

      Volume: 94 Pages: 289~296

    • DOI

      10.1159/000486624

    • Peer Reviewed
  • [Journal Article] Neoadjuvant Chemoradiotherapy for Patients with cT3/Nearly T4 Esophageal Cancer: Is Sarcopenia Correlated with Postoperative Complications and Prognosis?2018

    • Author(s)
      Saeki Hiroshi、Nakashima Yuichiro、Kudou Kensuke、Sasaki Shun、Jogo Tomoko、Hirose Kosuke、Edahiro Keitaro、Korehisa Shotaro、Taniguchi Daisuke、Nakanishi Ryota、Kubo Nobuhide、Ando Koji、Kabashima Akira、Oki Eiji、Maehara Yoshihiko
    • Journal Title

      World Journal of Surgery

      Volume: 42 Pages: 2894~2901

    • DOI

      10.1007/s00268-018-4554-5

    • Peer Reviewed
  • [Journal Article] Study protocol of a phase II clinical trial (KSCC1501A) examining oxaliplatin?+?S-1 for treatment of HER2-negative advanced/recurrent gastric cancer previously untreated with chemotherapy2018

    • Author(s)
      Saeki Hiroshi、Kyushu Study group of Clinical Cancer (KSCC)、Emi Yasunori、Oki Eiji、Tokunaga Shoji、Kakeji Yoshihiro、Akagi Yoshito、Baba Hideo、Baba Eishi、Maehara Yoshihiko
    • Journal Title

      BMC Cancer

      Volume: 18 Pages: 57

    • DOI

      10.1186/s12885-017-3937-6

    • Peer Reviewed / Open Access
  • [Journal Article] “Energy-less technique” with mini-clips for recurrent laryngeal nerve lymph node dissection in prone thoracoscopic esophagectomy for esophageal cancer2018

    • Author(s)
      Saeki Hiroshi、Nakashima Yuichiro、Hirose Kosuke、Sasaki Shun、Jogo Tomoko、Taniguchi Daisuke、Edahiro Keitaro、Korehisa Shotaro、Kudou Kensuke、Nakanishi Ryota、Kubo Nobuhide、Ando Koji、Kabashima Akira、Oki Eiji、Maehara Yoshihiko
    • Journal Title

      The American Journal of Surgery

      Volume: 216 Pages: 1212~1214

    • DOI

      10.1016/j.amjsurg.2017.10.033

    • Peer Reviewed
  • [Presentation] 食道癌に対する鏡視下食道切除再建術における合併症低減に向けた取り組み2018

    • Author(s)
      佐伯浩司、中島雄一郎、春田泰宏、藤本禎明、松岡弘也、家守智大、川副徹郎、廣瀬晧介、佐々木駿、城後友望子、是久翔太郎、谷口大介、枝廣圭太郎、工藤健介、中西良太、久保信英、安藤幸滋、沖 英次、前原喜彦
    • Organizer
      第14回日本消化管学会総会学術集会
  • [Presentation] 多施設共同観察研究による食道扁平上皮癌術前治療における効果予測分子バイオマーカーの同定(KSCC1307)2018

    • Author(s)
      佐伯浩司、中司 悠、城後友望子、藤原美奈子、德永章二、馬場祥史、中村 哲、岩田直樹、江頭明典、田中善宏、工藤健介、中西良太、久保信英、安藤幸滋、中島雄一郎、沖 英次、森田 勝、江見泰徳、掛地吉弘、馬場秀夫、前原喜彦
    • Organizer
      第118回日本外科学会定期学術集会
  • [Presentation] 個別化治療をめざした食道癌術前治療における効果予測分子バイオマーカーの大規模多施設研究(KSCC1307)2018

    • Author(s)
      佐伯浩司、中島雄一郎、田尻裕匡、工藤健介、堤 亮介、中西良太、藏重淳二、杉山雅彦、沖 英次、前原喜彦
    • Organizer
      第73回日本消化器外科学会総会
  • [Presentation] “Energy-less technique” with mini-clips for recurrent laryngeal nerve lymph node dissection in prone thoracoscopic esophagectomy for esophageal cancer2018

    • Author(s)
      Hiroshi Saeki, Yuichiro Nakashima, Nobuhide Kubo, Kosuke Hirose, Shun Sasaki, Tomoko Jogo, Daisuke Taniguchi, Keitaro Edahiro, Shotaro Korehisa, Ryota Nakanishi, Koji Ando, Eiji Oki, Yoshihiko Maehara
    • Organizer
      16th World Congress, International Society for Diseases of the Esophagus
    • Int'l Joint Research
  • [Presentation] 食道再建術におけるリアルタイム臓器血流評価法の開発とその臨床成績2018

    • Author(s)
      佐伯浩司、中島雄一郎、春田泰宏、藤本禎明、松岡弘也、家守智大、川副徹郎、廣瀬晧介、佐々木駿、城後友望子、胡 慶江、津田康雄、安藤幸滋、沖 英次、木村光一、工藤健介、池田哲夫、前原喜彦
    • Organizer
      第71回日本胸部外科学会定期学術集会
  • [Presentation] 高感度組織酸素代謝定量イメージング技術の食道再建術への応用2018

    • Author(s)
      佐伯浩司、池田哲夫、前原喜彦
    • Organizer
      第26回日本消化器関連学会週間(JDDW 2018)

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Published: 2019-12-27  

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