如由噬菌体介导的细菌毒力基因的转移、细菌耐药基因的传递等导致了病原菌基因表型的多态性,这在医学与遗传学中是一个日益严峻的重要问题。
For example, transfer of virulence gene and transmission of drug-resistant gene mediated by a phage results in gene polymorphism of bacteria, which is an important problem in medicine and genetics.
目的:通过噬菌体特性观察,为了解噬菌体吸附特异性及溶菌机理的分子生物学机制奠定物质基础。
AIM: To understand the specific adsorption and bacteriolysis mechanism by observing the biological characteristics of the bacteriophage.
目的:开展对伤寒病原学和耐药性监测以及伤寒噬菌体的分型研究,摸清伤寒流行规律,为制定防治措施提供依据。
Objective: In order to recognize the epidemic characteristics of Salmonella typhi and to provide scientific basis for formulating prevention and treatment measures.
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