Methods Both artesunate group mice and control group mice were injected LTB4 at subcutis,then we compared to quantity of polymorphonuclear cell in skin histopathology examination;

• 方法 青蒿琥酯组及对照组小鼠皮下注射白三烯B4，比较两组小鼠真皮组织病理的多形核细胞数量差异；