They sequenced the genetic code of a SARS virus taken from one of the first known carriers of the disease, and of SARS viruses found in four people in Singapore who had had direct or secondary contact with that individual.
They sequenced the genetic code of a SARS virus taken from one of the first known carriers of the disease, and of SARS viruses found in four people in Singapore who had had direct or secondary contact with that individual.
他们排序了SARS病毒的遗传密码，这些病毒取自于最先发现的病人中的一位，也取自于在新加坡直接或二次接触这些病人而染毒的4位病人。