6.tenella infection, nitric benzene could interdict the entering of the parasite, it could ease the injury of the host cell and have certain protection to the chicken body ,but with the developing of the disease ,its function descend,but the time of the oocyst discharging was prolonged.
tenella病发生的早期,硝苯地平可以阻断球虫的侵入,减轻宿主细胞的损伤,对鸡体有一定的保护力,但随着疾病的发展,其作用下降,但使E. tenella卵囊的排出时间推后。