CO2气腹对大鼠重症急性胰腺炎胰腺病理及IL-1、IL-6、CD11a/CD18和CD11b/CD18的影响

被引:6
作者
贺红杰
秦春宏
张学林
吴江
机构
[1] 南华大学附属第二医院普外科
关键词
重症急性胰腺炎; CO2气腹; 白细胞介素; 可溶性黏附分子; 大鼠;
D O I
暂无
中图分类号
R657.51 [];
学科分类号
摘要
目的研究腹腔镜手术时CO2气腹对Sprague-Dawley(SD)大鼠重症急性胰腺炎(SAP)胰腺组织病理学改变、血淀粉酶、炎症细胞因子(IL-1和IL-6)和可溶性黏附分子(CD11a/CD18和CD11b/CD18)的影响。方法雄性SD大鼠50只,随机分为3组:CO2气腹组(n=20),5%牛磺胆酸钠胆胰管逆行注射方法制备SAP动物模型后,以气腹机向大鼠腹腔内注入CO2〔压力12mmHg(1mmHg=0.133kPa),维持30min〕;SAP组(n=20):建立SAP模型后关腹,不充入CO2;单纯手术组(n=10):仅开腹翻动胰腺后关腹。各组均于术后2.5h处死动物,取静脉血测定血淀粉酶、IL-1和IL-6水平及CD11a/CD18和CD11b/CD18的表达阳性率,并进行胰腺组织病理学检查。结果与单纯手术组相比,CO2气腹组和SAP组胰腺组织病理学评分、血清淀粉酶、IL-1和IL-6水平及CD11a/CD18和CD11b/CD18表达阳性率均明显升高,差异有统计学意义(P=0.000)。与SAP组相比,CO2气腹组血IL-1和IL-6水平明显降低,差异有统计学意义(P=0.000);而胰腺组织病理学评分(P=0.294)、血清淀粉酶水平(P=0.073)、CD11a/CD18(P=0.155)和CD11b/CD18(P=0.201)表达阳性率的差异无统计学意义。结论对于SAP大鼠,CO2气腹对IL-1和IL-6水平有一定的抑制作用;而对胰腺病理变化及CD11a/CD18和CD11b/CD18表达阳性率无明显影响。
引用
收藏
页码:147 / 151
页数:5
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