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Development of feeding technology to improve reproductive function based on the analysis of interaction among feeding, metabolism and breeding

Research Project

Project/Area Number 26450423
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field Veterinary medical science
Research InstitutionTokyo University of Agriculture and Technology

Principal Investigator

TANAKA Tomomi  東京農工大学, (連合)農学研究科(研究院), 准教授 (20272643)

Co-Investigator(Renkei-kenkyūsha) ENDO Natsumi  東京農工大学, 大学院農学研究院, 助教 (40726684)
Project Period (FY) 2014-04-01 – 2017-03-31
Project Status Completed (Fiscal Year 2016)
Budget Amount *help
¥5,070,000 (Direct Cost: ¥3,900,000、Indirect Cost: ¥1,170,000)
Fiscal Year 2016: ¥1,820,000 (Direct Cost: ¥1,400,000、Indirect Cost: ¥420,000)
Fiscal Year 2015: ¥1,820,000 (Direct Cost: ¥1,400,000、Indirect Cost: ¥420,000)
Fiscal Year 2014: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Keywords栄養 / 繁殖 / 卵巣 / インスリン / 過剰排卵処置 / 子宮 / 臨床細菌学的検査 / 牛 / 高栄養給餌 / グルコース / ウシ / 泌乳 / 卵胞 / 黄体 / ステロイドホルモン
Outline of Final Research Achievements

This study analyzed feeding management technology directly linked to the fertility of cattle from the viewpoint of feeding and nutrition. We investigated the influence of feeding and nutritional status of dairy cattle on reproductive function and found that lactation itself does not have a negative influence on ovarian function. In addition, the number of follicles growing in the ovaries tended to increase with intermittent high nutritional feeding treatments we devised. Furthermore, we successfully detected the nutritional status of calves after delivery and the extent of disappearance of intrauterine bacterial contamination with high sensitivity.

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 Presentation (7 results) (of which Int'l Joint Research: 1 results,  Invited: 2 results)

  • [Presentation] 動物の発情発現機構2017

    • Author(s)
      田中知己
    • Organizer
      平成28年度日本獣医師会獣医学術学会年次大会
    • Place of Presentation
      石川県立音楽堂(石川県金沢市)
    • Year and Date
      2017-02-24
    • Related Report
      2016 Annual Research Report
    • Invited
  • [Presentation] 牛における子宮内部の臨床細菌学的検査法の検討2016

    • Author(s)
      古沢 みのり、遠藤 なつ美、田中 知己
    • Organizer
      第109回日本繁殖生物学会
    • Place of Presentation
      麻布大学(神奈川県相模原市)
    • Year and Date
      2016-09-11
    • Related Report
      2016 Annual Research Report
  • [Presentation] 同一農場で飼育されるブラウンスイス種及びホルスタイン種乳牛の栄養状態・繁殖性の比較2016

    • Author(s)
      黒木 玲実、遠藤 なつ美、田中 知己
    • Organizer
      第109回日本繁殖生物学会
    • Place of Presentation
      麻布大学(神奈川県相模原市)
    • Year and Date
      2016-09-11
    • Related Report
      2016 Annual Research Report
  • [Presentation] Assessment of tubal patency by hysterosalpingo-contrast sonography in cow2016

    • Author(s)
      K. Itoh, N. Endo, S. Kataoka, T. Tanaka
    • Organizer
      2016 ASAS-ADSA-CSAS-WSASAS Joint Annual Meeting
    • Place of Presentation
      Salt Lake City (Utah, USA)
    • Year and Date
      2016-07-19
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research
  • [Presentation] 反芻家畜における栄養による繁殖機能調節2016

    • Author(s)
      田中知己、遠藤なつ美
    • Organizer
      第18回日麻布大学生殖・発生工学セミナー
    • Place of Presentation
      麻布大学(相模原市)
    • Year and Date
      2016-03-13
    • Related Report
      2015 Research-status Report
    • Invited
  • [Presentation] 牛の発情周期における高栄養給餌処置が代謝系および繁殖機能に及ぼす影響2015

    • Author(s)
      水澤毅士、ラハユララサティ、遠藤なつ美、田中知己
    • Organizer
      第108回日本繁殖生物学会
    • Place of Presentation
      宮崎大学(宮崎市)
    • Year and Date
      2015-09-16
    • Related Report
      2015 Research-status Report
  • [Presentation] 発情周期における泌乳牛と未経産牛の卵巣機能の比較2014

    • Author(s)
      松田千絵、遠藤なつ美、田中知己
    • Organizer
      第157回日本獣医学会
    • Place of Presentation
      札幌
    • Year and Date
      2014-09-09
    • Related Report
      2014 Research-status Report

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

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