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Preventive effect of zafirlukast against acute lung injury

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Author:
No author available
Journal Title:
JOURNAL OF THE FOURTH MILITARY MEDICAL UNIVERSITY
Issue:
6
DOI:
10.3321/j.issn:1000-2790.2002.06.005
Key Word:
肺/损伤;扎鲁司特;受体,白三烯/拮抗剂和抑制剂

Abstract: 目的观察扎鲁司特(zafirlukast)对急性肺损伤的防治作用. 方法新西兰大白兔24只,随机分为对照组(n=8),致伤组(n=8),扎鲁司特治疗组(n=8). 致伤组经颈静脉注入内毒素(LPS, 1 mL*kg-1),对照组经颈静脉注入生理盐水(1 ml*kg-1),治疗组经颈静脉注入内毒素(LPS, 1 mL*kg-1)前1 h及30 min,胃内注入扎鲁司特(20 mg*kg-1). 测定各组肺动脉压、氧分压、外周血白细胞计数、肺泡灌洗液NO浓度、肺系数(肺湿质量/体质量)及肺湿/干比 ,并取肺活组织行HE染色. 结果治疗组肺动脉压及NO浓度与致伤组无显著差别(P>0.05),氧分压较致伤组明显改善(P<0.01),肺系数和肺湿/干比显著低于致伤组(P<0.01),外周血白细胞高于致伤组(P<0.01). 病理检查结果显示,治疗组肺损伤减轻. 结论扎鲁司特对急性肺损伤有一定的防治作用.

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