Mice immunized with the control antibody had high levels of virus in their lungs, with evidence that the virus had spread beyond the lungs and into the brain and spleen.

被动免疫小鼠组与控制对照组在肺部都有高水平的病毒含量，并有证据表明病毒扩散超出了肺部到了脑和脾脏。