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Study on pathogenicity of Mycoplasma genitalium in urethritis

Research Project

Project/Area Number 07671715
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Urology
Research InstitutionGifu University

Principal Investigator

KAWADA Yukimichi  Gifu University School of Medicine, Professor, 医学部, 教授 (00021428)

Co-Investigator(Kenkyū-buntansha) DEGUCHI Takashi  Gifu University, School of Medicine, University Hospital, Assistant Professor, 医学部附属病院, 講師 (40163935)
尾関 茂彦  岐阜大学, 医学部, 助手 (80281054)
石原 哲  岐阜大学, 医学部附属病院, 助手 (00193342)
Project Period (FY) 1995 – 1997
Project Status Completed (Fiscal Year 1997)
Budget Amount *help
¥2,400,000 (Direct Cost: ¥2,400,000)
Fiscal Year 1997: ¥400,000 (Direct Cost: ¥400,000)
Fiscal Year 1996: ¥500,000 (Direct Cost: ¥500,000)
Fiscal Year 1995: ¥1,500,000 (Direct Cost: ¥1,500,000)
KeywordsMycoplasma genitalium / Non-gonococcal urethritis / PCR / M.genitalium / 子宮頚管炎 / 付属器炎
Research Abstract

We examined men with urethritis and asymptomatic men for the presence of Mycoplasma genitalaium by means of polymerase chain reaction (PCR) -based assay targeting the adhesin gene of this mycoplasma. We also used PCR-based assays to detect Mycoplasma hominis, Mycoplasma fermentans, Mycoplasma penetrans, Mycoplasma pirum in the symptomatic and asymptomatic men. Of 129 patients with non-gonococcal urethritis examined in this study, 18 (14%) were positive for M.genitalium, whereas all of the 50 asymptomatic men were negative for M.genitalium. The prevalence of M.genitalium in patients with non-gonococcal urethritis was significantly higher than that in asymptomatic men. Twenty (20%) of the 129 men with non-gonococcal urethritis were positive for M.hominis, whereas 3 (6%) were positive for the mycoplasma. There was no significant difference in the prevalence of M.hominis between symptomatic men and asymptomatic men. Other mycoplasmas were not detected in symptomatic or asymptomatic men, In this study, we found that only M.genitalium was significantly more often detected in men with non-gonococcal urethritis than in asymptomatic men. This observation suggested that there would be a possible association between M.genitalium and non-gonococcal urethritis.

Report

(4 results)
  • 1997 Annual Research Report   Final Research Report Summary
  • 1996 Annual Research Report
  • 1995 Annual Research Report
  • Research Products

    (16 results)

All Other

All Publications (16 results)

  • [Publications] Uno, M.et al.: "Mycoplasma genitalium in the cervices of Japanese women" Sex.Transm.Dis.24. 284-286 (1997)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1997 Final Research Report Summary
  • [Publications] 出口 隆 ほか: "尿路性器感染症におけるMycoplasma genitaliumの病原的意義" 日本マイコプラズマ学会雑誌. 24. 37-40 (1997)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1997 Final Research Report Summary
  • [Publications] Maeda, S.et al.: "Detection of Mycoplasma genitalium in patients with urethritis" J.Urol.159. 405-407 (1998)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1997 Final Research Report Summary
  • [Publications] M.Uno, T.Deguchi, H.Komeda, M.Hayasaki, M.Iida, M.Nagatani and Y.Kawada: "Mycoplasma genitalium in the cervices of Japanese women" Sexually Transmitted Diseases Diseases. 24. 284-286 (1997)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1997 Final Research Report Summary
  • [Publications] T.Deguchi, M.Yasuda and M.Uno: "Pathogenecity of Mycoplasma genitalium in genitourinary infections" Journal of the Japanese Society for Mycoplasma. 24. 22-25 (1997)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1997 Final Research Report Summary
  • [Publications] S.Maeda, M.Tamaki, M.Nakano, M.Uno, T.Deguchi and Y.Kawada: "Detection of Mycoplasma genitalium in patients with urethritis" Journal of Urology. 159. 405-407 (1998)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1997 Final Research Report Summary
  • [Publications] Uno,M.et al.: "Mycoplasma genitalium in the cervices of Japanese woman" Sex.Transm.Dis.24. 284-286 (1997)

    • Related Report
      1997 Annual Research Report
  • [Publications] 出口 隆 ほか: "尿路性器感染症におけるMycoplasma genitaliumの病原的意義" 日本マイコプラズマ学会雑誌. 24. 37-40 (1997)

    • Related Report
      1997 Annual Research Report
  • [Publications] Maeda,S.et al.: "Detection of Mycoplasma genitalium in patients with urethritis" J.Urol.159. 405-407 (1998)

    • Related Report
      1997 Annual Research Report
  • [Publications] Uno M.et al.: "Prevalence of Mycoplasma genitalium in men with gonococcal urethritis" Int.J.STD & AIDS. 7. 443-444 (1996)

    • Related Report
      1996 Annual Research Report
  • [Publications] 出口隆ほか: "注目すべき感染症Mycoplasma genitalium" Clinical Infection & Chemothrapy. 2. 44-45 (1996)

    • Related Report
      1996 Annual Research Report
  • [Publications] 出口隆ほか: "非淋菌性尿道炎におけるMycoplasma genitaliumの病原的意義" 感染症. 26・2. 69-73 (1996)

    • Related Report
      1996 Annual Research Report
  • [Publications] Uno M.et al.: "Prevalence of Mycoplasma genitalium in asymptomatic men in Japan" Int.J.STD & AIDS. (in press). (1997)

    • Related Report
      1996 Annual Research Report
  • [Publications] T.Deguchi: "Mycoplasma genitalium in non-gonococcal urethritis" International Journal of STD and AIDS. 6. 144-145 (1995)

    • Related Report
      1995 Annual Research Report
  • [Publications] T.Deguchi: "Comparison of two PCR-based assays for detecting Mycoplasma genitalium in clinical specimens" European Journal of Clinical Microbiol. Infect. Dis.14. 629-631 (1995)

    • Related Report
      1995 Annual Research Report
  • [Publications] M.Uno: "Prevalence of Mycoplasma genitalium in men with gonococcal urethritis" International Journal of STD and AIDS. (in press). (1996)

    • Related Report
      1995 Annual Research Report

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Published: 1995-04-01   Modified: 2016-04-21  

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