目的耐热性肠毒素ST1单克隆抗体制备及在感染性腹泻诊断中的应用。

Objective To prepare monoclonal antibody(McAb) against heat-stable enterotoxin(ST1) and study its clinical application in infectious diarrhea.

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肠毒素大肠杆菌（ETEC）是引起仔猪腹泻的主要致病菌，产生的肠毒素主要为热敏性肠毒素（LT）与耐热性肠毒素（ST）。

The enterotoxins produced by Enterotoxigenic Escherichia coli (ETEC) are the main diarrhea-causing pathogen, and they were divided into two groups: heat-labile toxin(LT) and heat-stable toxin(ST).

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