• 1. attenuated strain: 减毒株 | 致弱毒株 | 弱毒菌株
• 2. attenuated strain Machupo virus: 麦丘波病毒减毒株
• 3. purdue attenuated strain: 珀杜减毒株

更多释义

• 1.The dynamic changes of tissue structure in 4 days old ducklings which were infected with chicken embryo attenuated strain MY of duck hepatitis virus were observed.
  对鸭肝炎鸡胚化弱毒株MY接种4日龄雏鸭后的组织变化进行了动态观察比较研究。
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• 2.Conclusion The JEV attenuated strain SA14-14-2 is genetic stability after passaged continuously on PHKC to 20 generations, and proved a good safety on molecular level.
  结论乙脑病毒减毒株sa14 - 14 - 2的遗传学特性稳定，从分子水平证明了乙脑减毒活疫苗的安全性。
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• 3.The results showed that the numbers of IEL in tracheas was increased significantly (P<0.01) with PRRS attenuated strain immunization by nasal route contrast to muscle injection and control group;
  气管IEL数目的变化：PRRS弱毒株鼻腔免疫组IEL数量比对照组和肌肉免疫组呈极显著增加（P<0.01），PRRS弱毒株肌肉注射免疫组IEL数量与对照组无显著变化。
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