| Project/Area Number |
19590920
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| Research Category |
Grant-in-Aid for Scientific Research (C)
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| Allocation Type | Single-year Grants |
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| Section | 一般 |
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| Research Field |
Respiratory organ internal medicine
|
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| Research Institution | Kanazawa Medical University |
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Principal Investigator |
TOGA Hirohisa Kanazawa Medical University, 医学部, 教授 (90142554)
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| Co-Investigator(Kenkyū-buntansha) |
UEDA Yoshimichi 金沢医科大学, 医学部, 教授 (50271375)
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| Project Period (FY) |
2007 – 2008
|
| Project Status |
Completed (Fiscal Year 2008)
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| Budget Amount *help |
¥4,550,000 (Direct Cost: ¥3,500,000、Indirect Cost: ¥1,050,000)
Fiscal Year 2008: ¥1,690,000 (Direct Cost: ¥1,300,000、Indirect Cost: ¥390,000)
Fiscal Year 2007: ¥2,860,000 (Direct Cost: ¥2,200,000、Indirect Cost: ¥660,000)
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| Keywords | 呼吸器病学 / ventilator-induced lung injury / 肺胞上皮損傷 / toll-like receptor / II型肺胞上皮細胞 / 免疫組織染色 / cytokine-induced neutrophil chemoattractant-1 / DNA ladder / NF-κB / エンドトキシン / 活性窒素酸化物 / reverse transferase-polymerase chain reaction |
|---|
| Research Abstract |
ラットを比較的大きな1回換気量(15-30ml/kg)で換気するとventilator-induced lung injury (VILI)が起こった。その時に肺胞上皮細胞にToll-like receptor-2 (TLR-2)、TLR-4の発現増強が見られ、活性窒素酸化物、CXC chemokinesの活性化を通して、NF-κB、アポトーシスを増強し肺胞上皮損傷が起こることが示唆された。
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