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2020 Fiscal Year Annual Research Report

Transplantable liver fabrication in a xenogeneic porcine as in vivo bioreactor

Research Project

Project/Area Number 18H04058
Research InstitutionShiga University of Medical Science

Principal Investigator

上本 伸二  滋賀医科大学, 医学部, 学長 (40252449)

Co-Investigator(Kenkyū-buntansha) 小林 英司  慶應義塾大学, 医学部(信濃町), 特任教授 (00245044)
羽賀 博典  京都大学, 医学研究科, 教授 (10252462)
伊佐 正  京都大学, 医学研究科, 教授 (20212805)
八木 真太郎  京都大学, 医学研究科, 講師 (60447969)
Project Period (FY) 2018-04-01 – 2021-03-31
Keywordsin vivo bioreactor / 肝再生 / 異種移植 / 超急性拒絶反応
Outline of Annual Research Achievements

【実験1】operational immunosuppressive pig体内で、異種動物としてビーグル犬の肝臓を異所性に移植したところ、移植後3時間で超急性拒絶反応が生じ、レシピエントも生存し得なかった。同様のoperational immunosuppressive pig体内に異所性に移植したところ移植した肝臓に超急性拒絶反応を認めることなくレシピエントは犠牲死させるまで1週間生存した(n=2)。以上の結果から、ブタにとってビーグル犬の移植肝はdiscordantであり、ニホンザルはconcordantであると考えられた。【実験2】そこで免疫抑制剤を投与されたブタにニホンザルの肝臓を移植して、24時間の移植肝の組織変化、抗ドナー抗体、リンパ球分画を検討した。ブタの血清とFITC結合した抗ブタIgGおよびIgMでインキュベートしたビーグルリンパ球のMFIは、サルおよびブタのリンパ球のMFIよりも高かった。抗ブタIgGで標識したビーグルリンパ球とブタリンパ球のMFIの差は、統計的閾値に達しなかった。対照的に、ブタの血清とFITC結合ブタIgGおよびIgMでインキュベートしたサルのリンパ球のMFIは、ブタのそれとほぼ同等であった。ニホンザルの肝臓を移植された免疫抑制ブタは再灌流直後にT細胞が急減し、B細胞が増加した。CD4/8比率と制御性T細胞の変化は、ニホンザル→ブタとブタ→ブタへの移植のケースでほぼ一致していた。【結論】ニホンザルの肝臓を免疫抑制ブタに移植しても異種移植に伴う超急性拒絶反応を認めることなく、1週間ブタ体内で生着した。

Research Progress Status

令和2年度が最終年度であるため、記入しない。

Strategy for Future Research Activity

令和2年度が最終年度であるため、記入しない。

  • Research Products

    (20 results)

All 2021 2020

All Journal Article (19 results) (of which Peer Reviewed: 19 results) Presentation (1 results)

  • [Journal Article] Visceral adiposity is an independent risk factor for high intra-operative blood loss during living-donor liver transplantation; could preoperative rehabilitation and nutritional therapy mitigate that risk?2021

    • Author(s)
      Macshut Mahmoud、Kaido Toshimi、Yao Siyuan、Miyachi Yosuke、Sharshar Mohamed、Iwamura Sena、Hirata Masaaki、Shirai Hisaya、Kamo Naoko、Yagi Shintaro、Uemoto Shinji
    • Journal Title

      Clinical Nutrition

      Volume: 40 Pages: 956~965

    • DOI

      10.1016/j.clnu.2020.06.023

    • Peer Reviewed
  • [Journal Article] Pretransplantation splenomegaly frequently persists after liver transplantation and can manifest as hypersplenism and graft fibrosis ‐ a retrospective study2020

    • Author(s)
      Nam Nguyen Hai、Taura Kojiro、Yao Siyuan、Kaido Toshimi、Uemoto Yusuke、Kimura Yusuke、Anazawa Takayuki、Fukumitsu Ken、Ito Takashi、Yagi Shintaro、Kamo Naoko、Hata Koichiro、Uemoto Shinji
    • Journal Title

      Transplant International

      Volume: 33 Pages: 1807~1820

    • DOI

      10.1111/tri.13761

    • Peer Reviewed
  • [Journal Article] Left-posterior approach for artery-first en bloc resection in laparoscopic distal pancreatectomy for left-sided pancreatic cancer2020

    • Author(s)
      Nagai Kazuyuki、Kiguchi Gozo、Yogo Akitada、Anazawa Takayuki、Yagi Shintaro、Taura Kojiro、Takaori Kyoichi、Masui Toshihiko
    • Journal Title

      Langenbeck's Archives of Surgery

      Volume: 405 Pages: 1251~1258

    • DOI

      10.1007/s00423-020-02021-8

    • Peer Reviewed
  • [Journal Article] Donor‐dominant one‐way matching of human leukocyte antigen‐A/B/DR alleles predicts graft‐versus‐host disease following living donor liver transplantation2020

    • Author(s)
      Hirata Masaaki、Yagi Shintaro、Shindo Takero、Yoshizawa Atsushi、Kiguchi Gozo、Kaneshiro Masakatsu、Yurugi Kimiko、Miyachi Yosuke、Iwamura Sena、Yao Siyuan、Uemoto Shinji
    • Journal Title

      Hepatology Research

      Volume: 51 Pages: 135~148

    • DOI

      10.1111/hepr.13579

    • Peer Reviewed
  • [Journal Article] Is 0.6% reasonable as the minimum requirement of the graft-to-recipient weight ratio regardless of lobe selection in adult living-donor liver transplantation?2020

    • Author(s)
      Kusakabe Jiro、Yagi Shintaro、Sasaki Kazunari、Uozumi Ryuji、Abe Hiroyasu、Okamura Yusuke、Taura Kojiro、Kaido Toshimi、Uemoto Shinji
    • Journal Title

      Transplantation

      Volume: Publish Ahead of Print Pages: NA

    • DOI

      10.1097/TP.0000000000003472

    • Peer Reviewed
  • [Journal Article] Reply2020

    • Author(s)
      Kusakabe Jiro、Yagi Shintaro、Uemoto Shinji
    • Journal Title

      Liver Transplantation

      Volume: 27 Pages: 307~308

    • DOI

      10.1002/lt.25900

    • Peer Reviewed
  • [Journal Article] Liver transplantation in patients with portal vein thrombosis: A strategic road map throughout management2020

    • Author(s)
      Sharshar Mohamed、Yagi Shintaro、Iida Taku、Yao Siyuan、Miyachi Yosuke、Macshut Mahmoud、Iwamura Sena、Hirata Masaaki、Ito Takashi、Hata Koichiro、Taura Kojiro、Okajima Hideaki、Kaido Toshimi、Uemoto Shinji
    • Journal Title

      Surgery

      Volume: 168 Pages: 1160~1168

    • DOI

      10.1016/j.surg.2020.07.023

    • Peer Reviewed
  • [Journal Article] De novo hepatocellular carcinoma in living donor liver grafts: A Japanese multicenter experience2020

    • Author(s)
      Goto Ryoichi、Kosai‐Fujimoto Yukiko、Yagi Shintaro、Kobayashi Tsuyoshi
    • Journal Title

      Hepatology Research

      Volume: 50 Pages: 1365~1374

    • DOI

      10.1111/hepr.13565

    • Peer Reviewed
  • [Journal Article] Living donor liver transplantation for combined hepatocellular-cholangiocarcinoma: A case series of four patients2020

    • Author(s)
      Ito Takashi、Ishii Takamichi、Sumiyoshi Shinji、Ogiso Satoshi、Fukumitsu Ken、Ito Takashi、Yagi Shintaro、Seo Satoru、Hata Koichiro、Taura Kojiro、Uemoto Shinji
    • Journal Title

      International Journal of Surgery Case Reports

      Volume: 74 Pages: 46~52

    • DOI

      10.1016/j.ijscr.2020.07.069

    • Peer Reviewed
  • [Journal Article] Utility of Mac‐2 Binding Protein Glycosylation Isomer to Evaluate Graft Status After Liver Transplantation2020

    • Author(s)
      Kimura Yusuke、Taura Kojiro、Hai Nam Nguyen、Uemoto Yusuke、Yoshino Kenji、Ikeno Yoshinobu、Okuda Yukihiro、Nishio Takahiro、Yamamoto Gen、Tanabe Kazutaka、Koyama Yukinori、Anazawa Takayuki、Fukumitsu Ken、Ito Takashi、Yagi Shintaro、Kamo Naoko、Seo Satoru、Iwaisako Keiko、Hata Koichiro、Imai Takumi、Uemoto Shinji
    • Journal Title

      Liver Transplantation

      Volume: 27 Pages: 403~415

    • DOI

      10.1002/lt.25870

    • Peer Reviewed
  • [Journal Article] Diagnostic potential of presepsin in bacterial infection following hepato‐biliary‐pancreatic surgery: A prospective observational study2020

    • Author(s)
      Yao Siyuan、Kaido Toshimi、Uozumi Ryuji、Hirata Masaaki、Iwamura Sena、Miyachi Yosuke、Macshut Mahmoud、Sharshar Mohamed、Yagi Shintaro、Uemoto Shinji
    • Journal Title

      Journal of Hepato-Biliary-Pancreatic Sciences

      Volume: 27 Pages: 756~766

    • DOI

      10.1002/jhbp.802

    • Peer Reviewed
  • [Journal Article] Living-donor liver transplantation: Right versus left2020

    • Author(s)
      Yagi Shintaro、Singhal Ashish、Jung Dong-Hwan、Hashimoto Koji
    • Journal Title

      International Journal of Surgery

      Volume: 82 Pages: 128~133

    • DOI

      10.1016/j.ijsu.2020.06.022

    • Peer Reviewed
  • [Journal Article] Effect of administration of β-hydroxy-β-methyl butyrate?enriched formula after liver transplantation: A pilot randomized controlled trial2020

    • Author(s)
      Kamo Naoko、Kaido Toshimi、Uozumi Ryuji、Ito Takashi、Yagi Shintaro、Hata Koichiro、Taura Kojiro、Uemoto Shinji
    • Journal Title

      Nutrition

      Volume: 79-80 Pages: 110871~110871

    • DOI

      10.1016/j.nut.2020.110871

    • Peer Reviewed
  • [Journal Article] Etiology of Liver Steatosis Influences the Severity of Ischemia/Reperfusion Injury and Survival After Liver Transplantation in Rats2020

    • Author(s)
      Miyachi Yosuke、Yagi Shintaro、Hirata Masaaki、Iwamura Sena、Yao Siyuan、Shirai Hisaya、Okumura Shinya、Iida Taku、Ito Takashi、Uozumi Ryuji、Kaido Toshimi、Uemoto Shinji
    • Journal Title

      Liver Transplantation

      Volume: 26 Pages: 1504~1515

    • DOI

      10.1002/lt.25814

    • Peer Reviewed
  • [Journal Article] Middle Hepatic Vein Branch-Guided Approach for Laparoscopic Resection of Liver Segment 8 Is Simple, Reliable, and Reproducible2020

    • Author(s)
      Ogiso Satoshi、Seo Satoru、Ishii Takamichi、Anazawa Takayuki、Nagai Kazuyuki、Uchida Yoichiro、Fukumitsu Ken、Ito Takashi、Yagi Shintaro、Kamo Naoko、Hata Koichiro、Masui Toshihiko、Taura Kojiro
    • Journal Title

      Annals of Surgical Oncology

      Volume: 27 Pages: 5195~5195

    • DOI

      10.1245/s10434-020-08652-x

    • Peer Reviewed
  • [Journal Article] Preoperative abnormal body composition is closely related to bacteremia after living donor liver transplantation2020

    • Author(s)
      Kamo Naoko、Kaido Toshimi、Miyachi Yosuke、Iwamura Sena、Yao Siyuan、Shirai Hisaya、Yagi Shintaro、Uemoto Shinji
    • Journal Title

      Nutrition

      Volume: 77 Pages: 110798~110798

    • DOI

      10.1016/j.nut.2020.110798

    • Peer Reviewed
  • [Journal Article] The combination of a male donor's high muscle mass and quality is an independent protective factor for graft loss after living donor liver transplantation2020

    • Author(s)
      Miyachi Yosuke、Kaido Toshimi、Hirata Masaaki、Iwamura Sena、Yao Siyuan、Shirai Hisaya、Kamo Naoko、Uozumi Ryuji、Yagi Shintaro、Uemoto Shinji
    • Journal Title

      American Journal of Transplantation

      Volume: 20 Pages: 3401~3412

    • DOI

      10.1111/ajt.15884

    • Peer Reviewed
  • [Journal Article] Impact of the preoperative bone mineral density on the outcomes after resection of pancreatic cancer2020

    • Author(s)
      Sharshar Mohamed、Kaido Toshimi、Shirai Hisaya、Okumura Shinya、Yao Siyuan、Miyachi Yosuke、Iwamura Sena、Kamo Naoko、Yagi Shintaro、Macshut Mahmoud、Uemoto Shinji
    • Journal Title

      Surgery Today

      Volume: 50 Pages: 757~766

    • DOI

      10.1007/s00595-019-01954-y

    • Peer Reviewed
  • [Journal Article] Use of Nakanuma staging and cytokeratin?7 staining for diagnosing recurrent primary biliary cholangitis after living‐donor liver transplantation2020

    • Author(s)
      Yamashiki Noriyo、Haga Hironori、Ueda Yoshihide、Ito Takashi、Yagi Shintaro、Kamo Naoko、Hata Koichiro、Mori Akira、Kaido Toshimi、Okajima Hideaki、Uemoto Shinji
    • Journal Title

      Hepatology Research

      Volume: 50 Pages: 478~487

    • DOI

      10.1111/hepr.13476

    • Peer Reviewed
  • [Presentation] 異種動物を In vivo bioreactor とした肝再生戦略―ヒト過小グラフトへの展望2020

    • Author(s)
      八木真太郎、政野裕紀、宮地洋介、平田真章、白井久也、姚思遠、上本伸二、小林英司
    • Organizer
      第22回異種移植研究会

URL: 

Published: 2023-12-25  

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