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The detection of lipidperoxidation in cevebral ischemia and development of brain protective agents. - Elucidation of pharmacological mechanism and clinical application-

Research Project

Project/Area Number 60440067
Research Category

Grant-in-Aid for General Scientific Research (A)

Allocation TypeSingle-year Grants
Research Field Cerebral neurosurgery
Research InstitutionTohoku University

Principal Investigator

SUZUKI Jiro  東北大学, 医学部, 教授 (50004536)

Co-Investigator(Kenkyū-buntansha) SHIGEKI Imaizumi  東北大学, 医学部, 助手 (30160039)
MASAKICHI Motomiya  東北大学, 抗酸菌病研究所, 助教授 (20006092)
FUMIO Inaba  東北大学, 電気通信研究所, 教授 (90006213)
Project Period (FY) 1985 – 1987
Project Status Completed (Fiscal Year 1987)
Budget Amount *help
¥29,700,000 (Direct Cost: ¥29,700,000)
Fiscal Year 1987: ¥1,900,000 (Direct Cost: ¥1,900,000)
Fiscal Year 1986: ¥7,800,000 (Direct Cost: ¥7,800,000)
Fiscal Year 1985: ¥20,000,000 (Direct Cost: ¥20,000,000)
KeywordsCerebral ischemia / Mannitol / Glucocorticoid / Phenytion / Vitamin E / Cevebral infarction / マントール / フェニトイン / ビタミンE / グルユユルチユイド / 脳梗塞 / イノシトールリン脂質 / free fatty acid-ESR(電子スピン共鳴) / Chemiluminescence(超微弱発光) / ESR(電子スピン共鳴法) / スピントラッピング法 / エネルギー代謝 / 超微弱発光 / 脂質過酸化
Research Abstract

虚血脳におけるフェニトインと, ビタミンEの遊離脂肪酸(FFA)及びエネルギー代謝に対する影響について検討した. フェニトインは虚血中, FFAの増加と高エネルギー代謝産物の減少を抑制した. 血流再開後のFFAの動態については有意差を認めなかったが, エネルギー代謝回復を促進した. この機序としては, フェニトインは細胞膜安定作用を有しており, 虚血負荷時の細胞内Ca^2増加の抑制による可能性が示唆された.
ビタミンEは虚血によるFFAの増加を有意に抑制した. 虚血負荷によるFFAの増加の経路としては, イノシトールリン脂質のフォスフォリパーゼCによる分解と, その他のリン脂質のフォスフォリパーゼAによる脱アシル化が考えられる. しかし, ビタミンEはイノシトールリン脂質の虚血負荷による減少を全く抑制しなかった. そのため, ビタミンEのFFA増加抑制機序としては, フォスフォリパーゼC系よりもフォスフォリパーゼA系が関与していることが, 一つの可能性として示唆された.

Report

(4 results)
  • 1988 Annual Research Report
  • 1987 Final Research Report Summary
  • 1986 Annual Research Report
  • 1985 Annual Research Report
  • Research Products

    (45 results)

All Other

All Publications (45 results)

  • [Publications] 木内博之,今泉茂樹,吉本高志,鈴木二郎,本宮雅吉: 脳と神経. 1-7 (1988)

    • Related Report
      1988 Annual Research Report
  • [Publications] Shigeki,Imaizumi;Jiro,Suzuki;Hiroyuki,Kinouchi;Takashi,Yoshimoto: Neurological Research. 10. (1988)

    • Related Report
      1988 Annual Research Report
  • [Publications] Shigeki,Imaizumi;Hiroyuki,Kinouchi;Jiro,Suzuki;Takashi,Yoshimoto;Masakichi,Motomiya: J.of Cevebral Blood Flow and Metabolism. 7. 175 (1987)

    • Related Report
      1988 Annual Research Report
  • [Publications] Hiroyuki Kinouchi,Shigeki Imaizumi,Takashi Yoshimoto,Jiro Suzuki,Masakichi Motomiya: "Clinical and Nutritional Aspects of Vitamin E." Elsevier Science Publishers B.V., (1987)

    • Related Report
      1988 Annual Research Report
  • [Publications] 鈴木 二郎: Stroke. 16. 695-700 (1985)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1987 Final Research Report Summary
  • [Publications] 富永 悌二: 脳と神経. 37. 555-560 (1985)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1987 Final Research Report Summary
  • [Publications] 富永 悌二: J. CBF and Metabolism. 5. 293-294 (1985)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1987 Final Research Report Summary
  • [Publications] 木内 博三: 脳浮腫研究会報告集. 8. 87-100 (1985)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1987 Final Research Report Summary
  • [Publications] 今泉 茂樹: Proceeding of Kawashima Conference on Vitamin E. 52-58 (1985)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1987 Final Research Report Summary
  • [Publications] 今泉 茂樹: 脳と神経. 38. 135-143 (1986)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1987 Final Research Report Summary
  • [Publications] 今泉 茂樹: Neurological Research. 8. 214-220 (1986)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1987 Final Research Report Summary
  • [Publications] 富永 悌二: 脳と神経. 38. 169-175 (1986)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1987 Final Research Report Summary
  • [Publications] 富永 悌二: Brain Research. 402. 370-372 (1987)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1987 Final Research Report Summary
  • [Publications] 上之原 広司: 脳と神経. 39. 205-212 (1987)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1987 Final Research Report Summary
  • [Publications] 上之原 広司: 脳神経外科. 15. 613-622 (1987)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1987 Final Research Report Summary
  • [Publications] 木内 博之: J. CBF and Metabolisin. 7. 88 (1987)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1987 Final Research Report Summary
  • [Publications] 今泉 茂樹: J. CBF and Metabolism. 7. 175 (1987)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1987 Final Research Report Summary
  • [Publications] 今泉 茂樹: Neurological Research.

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1987 Final Research Report Summary
  • [Publications] 木内 博之: 脳と神経.

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1987 Final Research Report Summary
  • [Publications] 今泉 茂樹: "Controversies in EIAB for cerebral ischemia" Monduzzi Editore, (1987)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1987 Final Research Report Summary
  • [Publications] 木内 博之: "Clinical and Nutritional Aspect of Vitamin E" Elsevier Science Publishers, (1987)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1987 Final Research Report Summary
  • [Publications] 鈴木 二郎: "Treatment of Cerebral Infarction" Springer-Verlag, (1987)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1987 Final Research Report Summary
  • [Publications] Jiro Suzuki: "Chemiluminescence in hypoxic brain-The second report: Cerebral protective effect of mannitol, vitamin E and glucocorticoid." Stroke. 16. 695-700 (1985)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1987 Final Research Report Summary
  • [Publications] Teiji Tominaga: "Protective effect of radical scavengers on cerebral infarction - Experimental study utilizing spin trapping method of ESR." Brain and Nerve. 37. 555-560 (1985)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1987 Final Research Report Summary
  • [Publications] Teiji Tominaga: "Free radical reaction evaluated by chemiluminescence and electron spin resonance (ESR) in rat hypoxic and ischemic brain homogenate." J. CBR and Metabolism. 5. 293-294 (1985)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1987 Final Research Report Summary
  • [Publications] Hiroyuki Kinouchi: "Experimental studys on ischemic brain edema and free radicals." Proceeding of Symposium of Brain Edema. 8. 87-100 (1985)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1987 Final Research Report Summary
  • [Publications] Shigeki Imaizumi: "Free radical scavenging infect of Vitamin E" Proceeding of Kawashima Conference on Vitamin E. 52-58 (1985)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1987 Final Research Report Summary
  • [Publications] Shigeki Imaizumi: "Superior protective activity of phenytoin against hypoxia in pharmacological screening test." Brain and Nerve. 38. 135-143 (1986)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1987 Final Research Report Summary
  • [Publications] Shigeki Imaizumi: "Initiation and propagation of lipid peroxidation in cerebral infarction models." Neurological Research. 8. 214-220 (1986)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1987 Final Research Report Summary
  • [Publications] Teiji Tominaga: "Detection of free radicals generated in NADPH-Dependent lipid peroxidation in ischemic brain homogenate-applicaiton of spin trapping technique." Brain and Nerve. 38. 169-175 (1986)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1987 Final Research Report Summary
  • [Publications] Teiji Tominaga: "Application of spin-tarpping study to rat ischemic brain homogenate incubated with NADPH and Fe-EDTA." Brain Research. 402. 370-372 (1987)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1987 Final Research Report Summary
  • [Publications] Hiroshi Uenohara: "Correlation with lipid peroxidation, brain energy metabolism and brain edema in cerebral ischemia." Brain and Nerve. 39. 205-212 (1987)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1987 Final Research Report Summary
  • [Publications] Hiroshi Uenoghara: "The protective effect of mannitol, vitamin E, and glucocorticoid in experimental cerebral ischemia - Influence on lipid peroxidation, energy metabolism and brain edema -." Neurological Surgery. 15. 613-622 (1987)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1987 Final Research Report Summary
  • [Publications] Hiroyuki Kinouchi: "Changes of membrane lipid metabolism in transient cerebral ischemia: The reversibility of inositol phospholipid." J. CBF and Metabolism. 7. 88 (1987)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1987 Final Research Report Summary
  • [Publications] Shigeki Imaizumi: "Effect of phenytoin on free fatty acid liberation and nucleotide metabolism in cerebral ischemia." J. CBF and Metabolism. 7. 175 (1987)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1987 Final Research Report Summary
  • [Publications] Shigeki Imaizumi: "Superior protective effect of phenytoin against hypoxia in a pharmacological screening test." Neurological Research. in press

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1987 Final Research Report Summary
  • [Publications] Hiroyuki Kinouchi: "The effect of phenytoin on free fatty acid revelation and nucleotide metabolism in cerebral ischemia." Brain and Nerve. in press

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1987 Final Research Report Summary
  • [Publications] Shigeki Imaizumi: Controversies in EIAB for cerebral ischemia.Monduzzi Editore, (1987)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1987 Final Research Report Summary
  • [Publications] Hiroyuki Kinouchi: Clinical and Nutritional Aspect of Vitamin E.Elsevier Science Publishers, (1987)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1987 Final Research Report Summary
  • [Publications] Jiro Suzuki: Treatment of Cerebral Infarction. Springer-Verlag, (1987)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1987 Final Research Report Summary
  • [Publications] 富永悌二,今泉茂樹,吉本高志,鈴木二郎,藤田雄三: Brain Researeh. (1987)

    • Related Report
      1986 Annual Research Report
  • [Publications] 今泉茂樹,富永悌二,上之原広司,吉本高志,鈴木二郎,藤田雄三: Neurological Research. 8. 214-220 (1986)

    • Related Report
      1986 Annual Research Report
  • [Publications] 富永悌二,今泉茂樹,吉本高志,鈴木二郎,藤田雄三: 38. 169-175 (1986)

    • Related Report
      1986 Annual Research Report
  • [Publications] 脳と神経. 37-6. (1985)

    • Related Report
      1985 Annual Research Report
  • [Publications] 脳と神経. 38-2. (1986)

    • Related Report
      1985 Annual Research Report

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Published: 1987-03-31   Modified: 2016-04-21  

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