弓形虫(Toxoplasma gondii,T.gondii)是机会性致病、专性有核细胞内形体最小的寄生原虫,它可引起人畜共患弓形虫病,我国弓形虫感染率为0.55%~15.09%[1].弓形虫可通过入侵宿主进入血液或淋巴循环,散播至全身其他组织和器官[2].弓形虫感染肝脏可引起不同程度的肝脏病变,如肝肿大、肝炎及肝硬化等[3-4].弓形虫热休克蛋白70(T.g.HSP70)是弓形虫热休克蛋白家族中最保守、 Toxoplasma gondii (T.gondii) is the opportunistic pathogenic, obligate nucleated cells in vivo smallest parasitic protozoa, which can cause zoonosis in humans and animals, Toxoplasma infection rate of 0.55% to 15.09% [ Toxoplasma gondii can invade the host into the bloodstream or lymph circulation and spread to other tissues and organs throughout the body.2 Toxoplasma infection of the liver can cause varying degrees of liver disease such as hepatomegaly, hepatitis and cirrhosis [3] -4] Toxoplasma gondii heat shock protein 70 (TgHSP70) is the most conservative family of Toxoplasma heat shock proteins,