Budget Amount *help |
¥4,550,000 (Direct Cost: ¥3,500,000、Indirect Cost: ¥1,050,000)
Fiscal Year 2010: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Fiscal Year 2009: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Fiscal Year 2008: ¥1,950,000 (Direct Cost: ¥1,500,000、Indirect Cost: ¥450,000)
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Research Abstract |
Effect of intracerebral adrenoceptors on central nervous system toxicity of local anesthetics was investigated. In awake rat model, intracerebral administration of propranolol, a beta adrenoceptor antagonist, significantly increased the threshold for lidocaine-induced convulsions. For elucidating the influx of local anesthetics from peripheral blood to the brain, concentration of local anesthetics in the cerebral extracellular fluid by microdialysis method. We found that only protein-unbound fraction of local anesthetics diffuses into the brain.
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