Recently, there has some reports about Salmonellaparatyphia prevalence in our country and some other countries in southeast Asia.
近年来，我国南方一些地区以及东南亚某些国家均有甲型副伤寒沙门氏菌流行的报道。
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In this experiment, we took the example of preparation and purification of polyclonal antibody of somatic antigen of Salmonellaparatyphia and found out a simpler feasible way of purification.