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1·AIM: To understand the specific adsorption and bacteriolysis mechanism by observing the biological characteristics of the bacteriophage.

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。

2·Objective To study the cholera vibriocidal antibody levels in different groups of people and the immunity state against cholera, and evaluate the complement-mediated bacteriolysis technique.

目的了解不同人群的霍乱杀弧菌抗体水平和对霍乱的免疫状态，并探讨补体溶菌试验检测技术的应用价值。