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Evaluation of pathology, virulence factor of, and effective chemotherapy against cryptococcosis caused by highly virulent Cryptococcus gattii.

Research Project

Project/Area Number 25461526
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field Infectious disease medicine
Research InstitutionSaitama Medical University (2014-2015)
National Institute of Infectious Diseases (2013)

Principal Investigator

OHNO HIDEAKI  埼玉医科大学, 医学部, 教授 (20325640)

Project Period (FY) 2013-04-01 – 2016-03-31
Project Status Completed (Fiscal Year 2015)
Budget Amount *help
¥5,070,000 (Direct Cost: ¥3,900,000、Indirect Cost: ¥1,170,000)
Fiscal Year 2015: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Fiscal Year 2014: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Fiscal Year 2013: ¥1,950,000 (Direct Cost: ¥1,500,000、Indirect Cost: ¥450,000)
Keywordsクリプトコックス症 / 高病原性 / 感染病態 / 病原因子 / クリプトコックス
Outline of Final Research Achievements

Histopathology of mouse lung infected by Cryptococcus gattii showed low inflammatory response, whereas that of mouse lung infected by Cryptococcus neoformans indicated Th1 type inflammatory response. Additionally, several virulence factors of C. neoformans, such as capsule size or melanin production, were determined on C. gattii strains in order to evaluate the relationship between virulence for mice and those virulence factor. Consequently, it seemed no relation between virulence for mice and virulence factors. On the other hand, therapeutic effect of interferon gamma (IFN-g) on cryptococcus infection mouse model was determined. Fungal burden in the lung of C. neoformans infected mouse had reduced in IFN-g therapy group comparing to control group in this study.

Report

(4 results)
  • 2015 Annual Research Report   Final Research Report ( PDF )
  • 2014 Research-status Report
  • 2013 Research-status Report
  • Research Products

    (21 results)

All 2016 2015 2014 2013

All Journal Article (11 results) (of which Int'l Joint Research: 2 results,  Peer Reviewed: 10 results,  Open Access: 4 results) Presentation (10 results)

  • [Journal Article] Evasion of Innate Immune Responses by the Highly Virulent Cryptococcus gattii by Altering Capsule Glucuronoxylomannan Structure2016

    • Author(s)
      Urai M, Kaneko Y, Ueno K, Okubo Y, Aizawa T, Fukazawa H, Sugita T, Ohno H, Shibuya K, Kinjo Y and Miyazaki Y
    • Journal Title

      Front Cell Infect Microbiol

      Volume: 5 Pages: 101-101

    • DOI

      10.3389/fcimb.2015.00101

    • Related Report
      2015 Annual Research Report
    • Peer Reviewed / Open Access / Int'l Joint Research
  • [Journal Article] Utility of the MALDI-TOF MS method to identify nontuberculous mycobacteria.2016

    • Author(s)
      Kodana M, Tarumoto N, Kawamura T, Saito T, Ohno H, Maesaki S, Ikebuchi K.
    • Journal Title

      J Infect Chemother

      Volume: 22 Issue: 1 Pages: 32-35

    • DOI

      10.1016/j.jiac.2015.09.006

    • Related Report
      2015 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Interferon-γ promotes phagocytosis of Cryptococcus neoformans but not Cryptococcus gattii by murine macrophages2015

    • Author(s)
      Ikeda-Dantsuji Y, Ohno H, Tanabe K, Umeyama T, Ueno K, Nagi M, Yamagoe S, Kinjo Y, Miyazaki Y
    • Journal Title

      J Infect Chemother

      Volume: 21 Issue: 12 Pages: 831-836

    • DOI

      10.1016/j.jiac.2015.08.001

    • Related Report
      2015 Annual Research Report
    • Peer Reviewed / Int'l Joint Research
  • [Journal Article] Successful Treatment of <i>Cryptococcus laurentii</i> Peritonitis in a Patient on Peritoneal Dialysis2015

    • Author(s)
      Asano M, Mizutani M, Nagahara Y, Inagaki K, Kariya T, Masamoto D, Urai M, Kaneko Y, Ohno H, Miyazaki Y, Mizuno M, Ito Y.
    • Journal Title

      Internal Medicine

      Volume: 54 Issue: 8 Pages: 941-944

    • DOI

      10.2169/internalmedicine.54.3586

    • NAID

      130005065248

    • ISSN
      0918-2918, 1349-7235
    • Related Report
      2015 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Invasive pulmonary aspergillosis due to Aspergillus lentulus: Successful treatment of a liver transplant patient.2015

    • Author(s)
      Yoshida H, Seki M, Umeyama T, Urai M, Kinjo Y, Nishi I, Toyokawa M, Kaneko Y, Ohno H, Miyazaki Y, Tomono K.
    • Journal Title

      J Infect Chemother

      Volume: epub Issue: 6 Pages: 479-481

    • DOI

      10.1016/j.jiac.2015.02.010

    • Related Report
      2015 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] A case of Fusarium paronychia successfully treated with occlusive dressing of antifungal cream.2014

    • Author(s)
      Ikeda I, Ohno T, Ohno H, Miyazaki Y, Nishimoto K, Fukushima S, Makino T, and Ihn H.
    • Journal Title

      J Dermat

      Volume: 41 Pages: 340-342

    • Related Report
      2014 Research-status Report
    • Peer Reviewed
  • [Journal Article] Potent drugs that attenuate anti-Candida albicans activity of fluconazole and their possible mechanisms of action.2014

    • Author(s)
      Urai M, Kaneko Y, Niki M, Inoue M, Tanabe K, Umeyama T, Fukazawa H, Ohno H, Miyazaki Y.
    • Journal Title

      J Infect Chemother

      Volume: 20 Issue: 10 Pages: 612-615

    • DOI

      10.1016/j.jiac.2014.06.004

    • Related Report
      2014 Research-status Report
    • Peer Reviewed / Open Access
  • [Journal Article] Allergic bronchopulmonary mycosis due to co-infection with Aspergillus fumigatus and Schizophyllum commune2014

    • Author(s)
      Seki M, Ohno H, Gotoh K, Motooka D, Nakamura S, Iida T, Miyazaki Y, Tomono K.
    • Journal Title

      IDCases

      Volume: 1 Pages: 5-8

    • Related Report
      2014 Research-status Report
    • Peer Reviewed
  • [Journal Article] Application of nested PCR for diagnosis of histoplasmosis.2013

    • Author(s)
      Hideaki Ohno, Koichi Tanabe, Takashi Umeyama, Yukihiro Kaneko, Satoshi Yamagoe, and Yoshitsugu Miyazaki.
    • Journal Title

      J Infect Chemother

      Volume: 19 Issue: 5 Pages: 999-1003

    • DOI

      10.1007/s10156-013-0548-2

    • Related Report
      2013 Research-status Report
    • Peer Reviewed
  • [Journal Article] Combinatory effect of fluconazole and FDA-approved drugs against Candida albicans.2013

    • Author(s)
      Kaneko Y, Fukazawa H, Ohno H, Miyazaki Y
    • Journal Title

      J Infect Chemother

      Volume: 19 Issue: 6 Pages: 1141-1145

    • DOI

      10.1007/s10156-013-0639-0

    • Related Report
      2013 Research-status Report
    • Peer Reviewed
  • [Journal Article] Cryptococcus gattii感染症2013

    • Author(s)
      大野秀明、金子幸弘、田辺公一、梅山 隆、宮崎義継
    • Journal Title

      化学療法の領域

      Volume: 29 S-1 Pages: 1144-1151

    • Related Report
      2013 Research-status Report
  • [Presentation] 樹状細胞ワクチンを用いた高病原性Cryptococcus gattiiに対する感染防御機構の解析2015

    • Author(s)
      上野圭吾、金城雄樹、浦井 誠、大久保陽一郎、清水公徳、金子幸弘、亀井克彦、大野秀明、二木芳人、渋谷和俊、宮﨑義継
    • Organizer
      第59回日本医真菌学会総会・学術集会
    • Place of Presentation
      ホテルさっぽろ芸文館(北海道札幌市)
    • Year and Date
      2015-10-09
    • Related Report
      2015 Annual Research Report
  • [Presentation] Candida glabrataの細胞外ステロール取り込みが抗真菌薬感受性、病原性に及ぼす影響2015

    • Author(s)
      名木 稔、田辺公一、犬飼達也、中山浩伸、梅山 隆、山越 智、大野秀明、宮崎義継
    • Organizer
      第59回日本医真菌学会総会・学術集会
    • Place of Presentation
      ホテルさっぽろ芸文館(北海道札幌市)
    • Year and Date
      2015-10-09
    • Related Report
      2015 Annual Research Report
  • [Presentation] シンポジウム4「深在性真菌症の病態と治療」 1 クリプトコックス症2015

    • Author(s)
      大野秀明
    • Organizer
      第63回日本化学療法学会総会
    • Place of Presentation
      京王プラザホテル(東京都新宿区)
    • Year and Date
      2015-06-04
    • Related Report
      2015 Annual Research Report
  • [Presentation] Cryptococcus gattiiの感染を制御する樹状細胞療法はサイトカイン産生CD4+T細胞を誘導する2015

    • Author(s)
      上野圭吾、金城雄樹、金子幸弘、大野秀明、亀井克彦、二木芳人、宮﨑義継
    • Organizer
      第63回日本化学療法学会総会
    • Place of Presentation
      京王プラザホテル(東京都新宿区)
    • Year and Date
      2015-06-04
    • Related Report
      2015 Annual Research Report
  • [Presentation] シンポジウム3「変貌する真菌症とその対策」 2 深在性真菌感染症の診断法の現状と展望2015

    • Author(s)
      大野秀明
    • Organizer
      第89回日本感染症学会総会
    • Place of Presentation
      京都国際会館(京都府京都市)
    • Year and Date
      2015-04-16
    • Related Report
      2015 Annual Research Report
  • [Presentation] 真菌症の診断2014

    • Author(s)
      大野秀明
    • Organizer
      第63回日本感染症学会東日本地方会総会学術集会、第61回日本化学療法学会東日本支部総会合同学会
    • Place of Presentation
      東京ドームホテル(東京都文京区)
    • Year and Date
      2014-10-29 – 2014-10-31
    • Related Report
      2014 Research-status Report
  • [Presentation] Cryptococcus gattiiの現状2014

    • Author(s)
      大野秀明、名木 稔、田辺公一、梅山 隆、山越 智、宮﨑義継
    • Organizer
      衛生微生物技術協議会第35回研究会
    • Place of Presentation
      タワーホール船堀(東京都江戸川区)
    • Year and Date
      2014-06-26 – 2014-06-27
    • Related Report
      2014 Research-status Report
  • [Presentation] 高病原性Cryptococcus gattii由来莢膜多糖の免疫細胞に及ぼす影響2014

    • Author(s)
      浦井 誠、金子幸弘、田辺公一、梅山 隆、山越 智、金城雄樹、大野秀明、杉田 隆、宮﨑義継
    • Organizer
      第88回日本感染症学会、第62回日本化学療法学会総会合同学会
    • Place of Presentation
      ヒルトン福岡シーホーク(福岡県福岡市)
    • Year and Date
      2014-06-18 – 2014-06-20
    • Related Report
      2014 Research-status Report
  • [Presentation] ガッティ型クリプトコックス症に関する感染防御機構ならびに病原因子の解析2013

    • Author(s)
      大久保陽一郎、大野秀明、篠崎 稔、宮﨑義継、根本哲生、若山 恵、栃木直文、石渡誉郎、中山晴雄、下平佳代子、安藝恭子、田辺公一、金子幸弘、梅山 隆、山越 智、渋谷和俊
    • Organizer
      第57回日本医真菌学会総会・学術集会
    • Place of Presentation
      東京
    • Related Report
      2013 Research-status Report
  • [Presentation] Cryptococcus gattii感染症の病態解析2013

    • Author(s)
      大野秀明、大久保陽一郎、金子幸弘、田辺公一、梅山 隆、山越 智、亀井克彦、渋谷和俊、宮﨑義継
    • Organizer
      第57回日本医真菌学会総会・学術集会
    • Place of Presentation
      東京
    • Related Report
      2013 Research-status Report

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Published: 2014-07-25   Modified: 2019-07-29  

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