SARS virus spike gene fra gment was expressed by Ecoli expr ession systemThe fragment enclose s major neutralization epitope of the virusThe expressed protein wa s purified and an ELISA method was set upBy using the recombinant,tw elve patients’ sera were detected The recombinant SARS coronavirus s pike protein offers an efficient wa y for serological diagnosis and is useful for epidemiological survey and vaccin e
SARS coronavirus N gene w as expressed by Ecoli expression systemThe expressed protein was p urified and an ELISA method was se t up for detection of SARS virus i nfected patient’s serum antibodyT he recombinant SARS coronavirus N protein offers an efficient way fo r serological diagnosis and is use ful for epidemiological study and vaccine