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Study of refractory anemia and hypertension by zinc metabolic disorder

Research Project

Project/Area Number 23700928
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeMulti-year Fund
Research Field Eating habits, studies on eating habits
Research InstitutionTeikyo Heisei University (2012-2014)
Aichi Gakusen University (2011)

Principal Investigator

KONOMI Aki  帝京平成大学, 健康メディカル学部, 講師 (40529658)

Research Collaborator YOKOI Katsuhiko  聖徳大学, 人間栄養学部, 教授 (10200883)
Project Period (FY) 2011-04-28 – 2015-03-31
Project Status Completed (Fiscal Year 2014)
Budget Amount *help
¥4,290,000 (Direct Cost: ¥3,300,000、Indirect Cost: ¥990,000)
Fiscal Year 2013: ¥910,000 (Direct Cost: ¥700,000、Indirect Cost: ¥210,000)
Fiscal Year 2012: ¥910,000 (Direct Cost: ¥700,000、Indirect Cost: ¥210,000)
Fiscal Year 2011: ¥2,470,000 (Direct Cost: ¥1,900,000、Indirect Cost: ¥570,000)
Keywords亜鉛 / エリスロポエチン / 造血障害 / 亜鉛欠乏 / 造血 / 難治性造血障害
Outline of Final Research Achievements

Kidney cortex and medulla erythropoietin mRNA levels were significantly different between ZD and PF. And we have examined whether zinc deficiency and diet restriction affect total RNA concentration and expression of Actb and Gapdh in kidney. Total RNA concentrations in the medulla of ZD and PF were significantly decreased compared with Control. Total RNA concentrations in the cortex of PF was significantly decreased compared with Control. The Gapdh/total RNA ratio in the cortex were increased in PF compared with Control. The Actb/total RNA ratio in the cortex of PF was significantly increased compared with Control, and the Actb/total RNA ratio in the medulla of ZD and PF were significantly increased compared with Control. These results suggest that kidney erythropoietin expression is decreased by zinc deficiency, and both zinc deficiency and diet restriction affect total RNA concentration and expression of Gapdh and Actb in kidney.

Report

(5 results)
  • 2014 Annual Research Report   Final Research Report ( PDF )
  • 2013 Research-status Report
  • 2012 Research-status Report
  • 2011 Research-status Report
  • Research Products

    (6 results)

All 2014 2013 2012 Other

All Presentation (6 results)

  • [Presentation] Changes of gene expressions in zinc deficiency and diet restriction in rats2014

    • Author(s)
      Aki Konomi, Katsuhiko Yokoi
    • Organizer
      Experimental Biology 2014
    • Place of Presentation
      サンディエゴコンベンションセンター、カリフォルニア州、米国
    • Year and Date
      2014-04-29
    • Related Report
      2014 Annual Research Report
  • [Presentation] Both zinc deficiency and diet restriction decreased kidney total RNA concentration in rats2013

    • Author(s)
      Aki Konomi, Katsuhiko Yokoi
    • Organizer
      Experimental Biology 2013
    • Place of Presentation
      Boston Convention & Exhibition Center (米国、マサチューセッツ州)
    • Related Report
      2013 Research-status Report
  • [Presentation] Effect of iron and zinc deficiencies on blood pressure in rats2013

    • Author(s)
      Aki Konomi, Katsuhiko Yokoi
    • Organizer
      Xth Conference of the ISTERH
    • Place of Presentation
      京王プラザホテル (東京都新宿区)
    • Related Report
      2013 Research-status Report
  • [Presentation] Kidney erythropoietin expression is decreased by zinc deficiency in rats2012

    • Author(s)
      Aki Konomi, Katsuhiko Yokoi
    • Organizer
      IXth Conference of the International Society for Trace Element Research in Humans
    • Place of Presentation
      Antalya, Turkey
    • Related Report
      2011 Research-status Report
  • [Presentation] Effect of zinc deficiency and diet restriction on liver and spleen non-heme iron concentrations in rats

    • Author(s)
      Aki Konomi, Katsuhiko Yokoi
    • Organizer
      Experimental Biology 2012
    • Place of Presentation
      San Diego, Convention Center
    • Related Report
      2012 Research-status Report
  • [Presentation] 亜鉛欠乏は腎臓中エリスロポエチンの発現を減少させる

    • Author(s)
      許斐亜紀、横井克彦
    • Organizer
      第22回 日本微量元素学会
    • Place of Presentation
      シェーンバッハ・サボー (東京)
    • Related Report
      2012 Research-status Report

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Published: 2011-08-05   Modified: 2019-07-29  

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