| abstract |
The invention provides a porcine erysipelas SpaA protein, the amino acid sequence of which is SEQ ID NO:1. The erysipelas suis SpaA protein of the invention is used for the preparation of vaccines or diagnostic reagents. The subunit vaccine prepared by the Erysipelas suis SpaA protein of the present invention has the characteristics of high antigen stability, high purity, strong specificity, no other irrelevant antibodies, and convenient and accurate detection method. Reagents lay a solid foundation. |