and thirdly, to characterize anisakid nematodes collected from different sea fishes from different geographical locations in China using Cold-SSCP utilizing ITS sequences as genetic markers.

• 第四，以ITS作为遗传标记，应用非同位素的SSCP（Cold-SSCP）方法，对来自国内不同地区的异尖线虫进行快速的分类鉴定，明确它们的分类地位。