CONCLUSION.: Polymorphisms of innate immunity receptors, especially TLR4 mutation, were associated with higher risk of CM disease, while susceptibility to other infectious disorders was not obsered.

• 结论:天然免疫受体的多态性；特别是TLR4突变；与发生CM疾病的高危性相关；但并未观察到易感染其他感染性疾病.