分子生物学的新技术使最近的工作成为可能，这种新技术能在环境中检测到低浓度的病毒 DNA。
The recent work has been made possible by new techniques of molecular biology that allow viral DNA to be detected at low concentrations in the environment.
不同酒精浓度处理、后熟期、覆土厚度、覆土模式直接影响杏鲍菇生物学效率的高低。
The different alcohol concentration, method and thickness of casing soil effect directly the biological efficiency of Pleurotus errngii.
结论血浆CD 62p、CD 63浓度可作为临床评价脑梗死严重程度的生物学指标。
Conclusions Serum level of CD62P and CD63 may become an important considerable biological marker to evaluate the severity and prognosis of cerebral infarction.
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