nucleic acid isolation

例句：

1. 1. The researchers isolated the virus from the patient's blood sample.
   研究人员从患者的血液样本中分离出了病毒。
2. 2. The isolation process involves isolating the virus from the patient's body fluids.
   隔离过程涉及从病人的体液中分离出病毒。
3. 3. The isolation of the virus was crucial for developing a vaccine.
   病毒的分离对于开发疫苗至关重要。