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幽门螺杆菌感染与趋化因子的表达 被引量:1

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摘要 幽门螺杆菌感染后可引起胃粘膜强烈的中性粒细胞反应而造成组织损伤。白细胞介素(IL)-8是趋化因子 CXC亚家族中的一种,作为第二信使趋化和激活中性粒细胞,是引起炎症反应以及进一步病理损害的重要调节因子。胃黏膜作为与幽门螺杆菌(HP)相互作用的主要部位,是IL-8的主要来源。除了细菌直接刺激胃上皮细胞IL-8的产生,炎症局部产生的前炎症因子也能上调IL-8的表达。HP致病岛上多种基因的产物参与诱导胃上皮细胞产生IL-8。核转录因子-kB及活性氧也与IL-8的表达有矢。最近报道 CC亚家族也在 HP相关性胃炎中起重要的作用。
作者 虞燕萍
出处 《国外医学(儿科学分册)》 2002年第1期43-45,共3页 Foreign Medical Sciences(Section of Pediatrics)
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同被引文献13

  • 1温国明,郭悦青.趋化因子受体CCR7及CXCR4在胃癌中的表达[J].广东医学,2006,27(7):968-970. 被引量:7
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