Duration of Antibody Responses after Severe Acute Respiratory Syndrome
SARS, convalescent, Antibodies, longitudinal study, dispatch, China
Among 176 patients who had had severe acute respiratory syndrome (SARS), SARS-specific antibodies were maintained for an average of 2 years, and significant reduction of immunoglobulin G–positive percentage and titers occurred in the third year. Thus, SARS patients might be susceptible to reinfection >3 years after initial exposure.
Liping Wu, Nai-Chang Wang, Yi-Hua Chang, Xiang-Yi Tian, Dan-Yu Na, Liyuan Zhang, Lei Zheng, Tao Lan, Lin-Fa Wang, Guo-Dong Liang
Centers for Disease Control and Prevention
Infectious and parasitic diseases, Medicine