Abstract
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 >or=3 years after initial exposure.
Publication types
- Research Support, Non-U.S. Gov't
MeSH terms
- Antibodies, Viral / blood
- Antibodies, Viral / immunology*
- Antibody Formation / immunology*
- China
- Humans
- Immunoglobulin G / blood*
- Longitudinal Studies
- Severe Acute Respiratory Syndrome / immunology*
- Severe acute respiratory syndrome-related coronavirus / immunology*
Substances
- Antibodies, Viral
- Immunoglobulin G