分离结果表明，这是一种较为敏感的分离绵羊慢病毒的方法。
Suggesting that the procedure is a sensitive method for isolating OvLV.
在临床观察期间，实验羊仅出现轻微的与绵羊慢病毒有关的临床症状。
There were slight clinical signs relevant to OvLV infection in 5 seropositive ewes.
在临床观察期间，实验羊仅出现轻微的与绵羊慢病毒有关的临床症状。
There were slight clinical signs relevant to OvLV infection in 5 seropositive ewes.
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