Duration of Antibody Responses after Severe Acute Respiratory Syndrome
Li-Ping Wu*, Nai-Chang Wang*, Yi-Hua Chang*, Xiang-Yi Tian*, Dan-Yu Na*, Li-Yuan Zhang*, Lei Zheng*, Tao Lan†, Lin-Fa Wang‡, and Guo-Dong Liang§
Author affiliations: *Shanxi Provincial Center for Disease Control and Prevention, Taiyuan, People’s Republic of China; †Shanxi Provincial Peoples’ Hospital, Taiyuan, People’s Republic of China; ‡CSIRO Australian Animal Health Laboratory and Australian Biosecurity Center for Emerging Infectious Diseases, Geelong, Victoria, Australia; §State Key Laboratory for Infectious Disease Control and Prevention, Beijing, People’s Republic of China;
Figure 2. Change of immunoglobulin G (IgG) patterns among 18 convalescent severe acute respiratory syndrome patients with a complete collection of sequential serum samples at the time points shown. The 18 patients were selected from the cohort of 176 patients for whom transmission history was known. OD, optical density.
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