基础研究
Copyright ©The Author(s) 2024.
世界华人消化杂志. 2024-08-28; 32(8): 616-624
在线出版 2024-08-28. doi: 10.11569/wcjd.v32.i8.616
表1 各组肠绒毛和隐窝情况比较(n = 5, mean±SD)
组别平均绒毛长度(μm)完整绒毛比例(%)平均隐窝数(个)
对照组408.67±78.6488.25±8.7696.89±10.23
模型组156.74±46.53a28.23±6.54a39.44±7.51a
低剂量AT-1干预组243.62±38.46b37.73±3.87b49.68±5.31b
中剂量AT-1干预组312.54±44.75bc52.81±8.36bc61.51±6.97bc
高剂量AT-1干预组363.21±62.34bcd71.76±13.25bcd77.23±9.35bcd
F42.15658.63247.619
P<0.001<0.001<0.001
表2 各组大鼠小肠运动功能情况对比(n = 5, mean±SD)
组别小肠推进率(%)
对照组55.01±4.16
模型组24.16±2.24a
低剂量AT-1干预组31.58±2.41b
中剂量AT-1干预组36.43±3.15bc
高剂量AT-1干预组45.18±3.54bcd
F54.162
P<0.001
表3 各组大鼠血液学炎症指标水平对比(n = 12, mean±SD)
组别白细胞(109/L)中性粒细胞(109/L)IL-6(ng/L)IL-1β(ng/L)TNF-α(ng/L)
对照组6.25±1.045.85±1.13156.74±23.742.53±0.8214.52±4.42
模型组44.12±6.68a123.46±18.74a875.53±102.46a35.42±8.12a93.23±20.52a
低剂量AT-1干预组30.56±4.02b74.52±13.26b623.52±75.44b23.45±5.78b61.45±18.56b
中剂量AT-1干预组23.31±3.56bc45.35±4.52bc432.24±58.74bc13.56±3.58bc40.56±7.36bc
高剂量AT-1干预组13.45±2.62bcd23.45±5.65bcd287.62±43.26bcd9.78±1.82bcd25.46±5.53bcd
F63.21486.32556.71898.36283.479
P<0.001<0.001<0.001<0.001<0.001
表4 各组大鼠外周血中脂多糖、内毒素和D-乳酸水平及肠通透性比较(n = 5, mean±SD)
组别脂多糖(μg/L)内毒素(μg/L)D-乳酸(mmol/L)FITC-葡聚糖 (mg/L)
对照组5.06±1.754.85±1.040.68±0.123.46±0.52
模型组64.38±12.28a33.52±5.38a2.43±0.37a18.46±2.34a
低剂量AT-1干预组34.44±7.61b17.13±3.02b1.85±0.24b12.38±2.36b
中剂量AT-1干预组26.26±4.02bc12.31±2.48bc1.34±0.25bc6.78±0.54bc
高剂量AT-1干预组17.35±2.43bcd7.03±1.84bcd0.89±0.16bcd4.12±0.73bcd
F87.52693.30221.14635.412
P<0.001<0.001<0.001<0.001
表5 各组大鼠小肠组织中Lysozyme、Villin、ZO-1和Claudin免疫组化积分比较(n = 5, mean±SD)
组别Villin表达Lysozyme表达Claudin表达ZO-1表达
对照组6.24±1.024.36±0.323.21±0.343.54±0.47
模型组1.32±0.17a1.47±0.28a0.86±0.15a0.73±0.12a
低剂量AT-1干预组2.31±0.35b1.73±0.24b1.43±0.21b1.58±0.23b
中剂量AT-1干预组3.42±0.54bc2.45±0.36bc2.23±0.26bc2.43±0.35bc
高剂量AT-1干预组5.46±0.72bcd3.58±0.41bcd3.04±0.45bcd3.12±0.35bcd
F56.73244.50225.32430.624
P<0.001<0.001<0.001<0.001
表6 各组大鼠小肠组织中p-P65/P65和p-IκB/IκB的相对表达水平(n = 7, mean±SD)
组别p-P65/P65p-IκB/IκB
对照组1.00±0.001.00±0.00
模型组6.56±0.83a5.38±0.71a
低剂量AT-1干预组4.12±0.47b3.81±0.36b
中剂量AT-1干预组3.03±0.54bc2.73±0.31bc
高剂量AT-1干预组1.82±0.35bcd1.75±0.26bcd
F62.80256.315
P<0.001<0.001

引文著录: 王一昌, 周应. 白术内酯Ⅰ改善术后肠梗阻大鼠的肠功能、炎症反应、细菌移位及肠道屏障. 世界华人消化杂志 2024; 32(8): 616-624