The difference of the positive rate of measles virus to antibody among the different age monkeys was not remarkable(P>0. 01).
不同性别及不同年龄猴麻疹病毒抗体阳性率没有显著性差异（P＞0．01）。
2
The positive rates of hepatitis B virus (HBV) replication markers in patients with HBVand HDV double infection were lower than the cases with only HBV infection (P<0. 05).
乙肝与丁型肝炎病毒双重感染者其乙肝复制指标的检出率均显著低于单一乙肝感染者（P＜0．05）。
3
To explore their pain resistance further, the researchers used a modified cold sore virus to carry genes for Substance P to just one rear foot of each tested rodent.