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Low-birth-weight neonate at Great earthquake disaster and genomic imprinting in placenta

Research Project

Project/Area Number 26870032
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeMulti-year Fund
Research Field Hygiene and public health
Obstetrics and gynecology
Research InstitutionTohoku University

Principal Investigator

Miyauchi Naoko  東北大学, 医学系研究科, 研究支援者 (60596162)

Project Period (FY) 2014-04-01 – 2017-03-31
Project Status Completed (Fiscal Year 2016)
Budget Amount *help
¥3,900,000 (Direct Cost: ¥3,000,000、Indirect Cost: ¥900,000)
Fiscal Year 2016: ¥1,040,000 (Direct Cost: ¥800,000、Indirect Cost: ¥240,000)
Fiscal Year 2015: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Fiscal Year 2014: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Keywords産科学 / 母子保健 / エピゲノム / インプリンティング / 胎盤 / 低出生体重児
Outline of Final Research Achievements

The low-birth-weight (LBW) baby have increases due to the in appropriate nourishment, lack of exercise and mental distress in pregnant women. It is thought that LBW baby has been developed to the adult disease; life-style disease, several cancers and mental depression. This finding could be an explanation of the epigenetic effect of the placenta. Firstly, we examined to what factors is associated with the LBW babies. Secondly, we performed genome-wide allelic DNA methylation analyses of purified trophoblast cells from human placentas. RNA sequencing-based allelic expression analyses revealed whether imprinted gene expression is correct or not. We found the LBW risk was associated with smoking and loss of imprinting in their placenta cells (80%).

Report

(4 results)
  • 2016 Annual Research Report   Final Research Report ( PDF )
  • 2015 Research-status Report
  • 2014 Research-status Report
  • Research Products

    (7 results)

All 2017 2016 2015 2014

All Journal Article (3 results) (of which Peer Reviewed: 2 results,  Open Access: 2 results,  Acknowledgement Compliant: 1 results) Presentation (2 results) (of which Invited: 1 results) Book (2 results)

  • [Journal Article] Factors associated with aberrant imprint methylation and oligozoospermia2017

    • Author(s)
      Kobayashi N, Miyauchi N, Tatsuta N, Kitamura A, Okae H, Hiura H, Sato A, Utsunomiya T, Yaegashi N, Nakai K, Arima T
    • Journal Title

      Scientific Reports

      Volume: 7 Issue: 1 Pages: 42336-42336

    • DOI

      10.1038/srep42336

    • Related Report
      2016 Annual Research Report
    • Peer Reviewed / Open Access / Acknowledgement Compliant
  • [Journal Article] DNA methylation errors in imprinting disorders and male infertility.2015

    • Author(s)
      Kitamura A, Hiura H, Miyauchi N, Okae H, Chiba H, Arima T.
    • Journal Title

      Congenit Anom (Kyoto).

      Volume: 55 Pages: 133-144

    • Related Report
      2015 Research-status Report
  • [Journal Article] Imprinting methylation errors in ART2014

    • Author(s)
      Hiura H, Okae H, Chiba H, Miyauchi N, Sato F, Sato A, Arima T.
    • Journal Title

      Reproductive Medicine and Biology

      Volume: 13 Pages: 193-202

    • Related Report
      2014 Research-status Report
    • Peer Reviewed / Open Access
  • [Presentation] ヒト凍結融解胚移植胎盤におけるmicroRNAの網羅的解析2016

    • Author(s)
      樋浦仁、服部裕充、岡江寛明、千葉初音、宮内尚子、北村茜、菊地裕幸、吉田秋仁、有馬隆博
    • Organizer
      第39回日本分子生物学会年会
    • Place of Presentation
      パシフィコ横浜(神奈川県横浜市)
    • Related Report
      2016 Annual Research Report
  • [Presentation] ヒト胚発生におけるエピジェネティクスの変調2015

    • Author(s)
      有馬隆博、樋浦仁、岡江寛明、千葉初音、宮内尚子
    • Organizer
      第33回受精着床学会
    • Place of Presentation
      TFTホール(東京都江東区)
    • Year and Date
      2015-11-26
    • Related Report
      2015 Research-status Report
    • Invited
  • [Book] Pharma Medica2016

    • Author(s)
      有馬隆博、宮内尚子、北村茜、樋浦仁、岡江寛明、千葉初音
    • Total Pages
      144
    • Publisher
      メディカルレビュー社
    • Related Report
      2016 Annual Research Report
  • [Book] 小児科臨床2015

    • Author(s)
      樋浦仁、宮内尚子、有馬隆博
    • Total Pages
      8
    • Publisher
      日本小児医事出版社
    • Related Report
      2015 Research-status Report

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Published: 2014-04-04   Modified: 2018-03-22  

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