Nasopharyngeal Shedding of Severe Acute Respiratory Syndrome—Associated Coronavirus Is Associated with Genetic Polymorphisms

Abstract Background. A high initial or peak severe acute respiratory syndrome (SARS)—associated coronavirus (SARS-CoV) load in nasopharyngeal specimens was shown to be associated with a high mortality rate. Because all infected individuals were devoid of preeexisting protective immunity against SARS... View More