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Identification of microbiome network and "Master" bacteria

Research Project

Project/Area Number 17K19364
Research Category

Grant-in-Aid for Challenging Research (Exploratory)

Allocation TypeMulti-year Fund
Research Field Molecular and Genome biology and related fields
Research InstitutionInstitute of Physical and Chemical Research

Principal Investigator

Shiroguchi Katsuyuki  国立研究開発法人理化学研究所, 生命機能科学研究センター, ユニットリーダー (00454059)

Project Period (FY) 2017-06-30 – 2019-03-31
Project Status Completed (Fiscal Year 2018)
Budget Amount *help
¥6,370,000 (Direct Cost: ¥4,900,000、Indirect Cost: ¥1,470,000)
Fiscal Year 2018: ¥3,120,000 (Direct Cost: ¥2,400,000、Indirect Cost: ¥720,000)
Fiscal Year 2017: ¥3,250,000 (Direct Cost: ¥2,500,000、Indirect Cost: ¥750,000)
Keywords細菌叢 / 定量解析 / 腸内細菌 / シークエンシング / 菌叢 / ネットワーク / 定量計測
Outline of Final Research Achievements

Human being lives with about 100 trillion bacteria in/on one’s body. It is well known that the commensal bacteria in the gut affect one’s health, and relationship between the bacteria and human health has been well studied. In this study, we tried to analyze relationship between bacteria which may make distribution (i.e., species and number) of bacteria. Using our own developed method, we measured species and the number of each bacteria in different positions. Some tendencies on the position dependent amount are similar among some bacteria but not others, which may be due to the bacteria interaction.

Academic Significance and Societal Importance of the Research Achievements

腸内の細菌叢のバランス(細菌の種類と数)がヒトの健康に影響を与えていることが分かっている。したがって、このバランスをコントロールすることは、健康を維持するために、もしくは病気を治すために役に立つ可能性がある。本研究において、このバランスを作り出す細菌同士の関係の一部が解析されていることは、バランスのコントロールへ向けた1つの知見を与えることになる。

Report

(3 results)
  • 2018 Annual Research Report   Final Research Report ( PDF )
  • 2017 Research-status Report
  • Research Products

    (5 results)

All 2018 2017

All Presentation (5 results) (of which Int'l Joint Research: 3 results,  Invited: 4 results)

  • [Presentation] A novel high-throughput method for quantification of microbiota distribution at the single cell level using high dynamic range DNA barcofing2018

    • Author(s)
      Katsuyuki Shiroguchi, Janshi Jin,Tadashi Takeuchi,Eiji Miyauchi, Hiroshi Ohno
    • Organizer
      IMMUNOLOGY (USA)
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] A novel method for the high throughout analysis of bacterial microbiota: bacteria identification with the single-base accuracy and bacteria quantification at the single-cell level2018

    • Author(s)
      Katsuyuki Shiroguchi
    • Organizer
      BIT's 8th Annual Congress of Molecular & Cell Biology
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] A novel quantification method for bacterial microbiota analysis with high dynamic range cell barcording2018

    • Author(s)
      Katsuyuki Shiroguchi
    • Organizer
      IFPT’10&IWSC'11
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] 次世代細菌叢解析:高いダイナミックレンジをもつDNAバーコードを用いて2017

    • Author(s)
      城口克之
    • Organizer
      2017年度生命科学系学会合同年次大会
    • Related Report
      2017 Research-status Report
    • Invited
  • [Presentation] DNA分子バーコード法の新機能と新規細菌叢解析への展開2017

    • Author(s)
      城口克之
    • Organizer
      AMED成果報告会学 東海大学医学部生命科学
    • Related Report
      2017 Research-status Report
    • Invited

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Published: 2017-07-21   Modified: 2020-03-30  

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