… The majority of participants had detectable IgG by 48 days, … IgG antibody responses in
SARS-CoV-2 infection, but the waning IgG titers demonstrated in this study are in contrast to SARS…

… SARS-CoV-2 specific IgG and detectable SARS-CoV-2 RNA could be identified in a small
number of patients for up to 50 days following seroconversion [25]. Other studies were mixed, …

… of the humoral immune response, we recorded the duration of the presence of detectable
IgG in the serum of health-care workers who were seropositive for SARS-CoV-2. At least …

… the humoral immune response against SARS-CoV-2 in the … COVID-19 did not develop
detectable anti-SARS-CoV-2 IgG … Previous studies have similarly failed to detect IgG antibodies in …

… Moderate-strength evidence suggests that most adults develop detectable levels of IgM and
IgG antibodies after infection with SARS-CoV-2 and that IgG levels peak approximately 25 …

… to confirm an antibody response to SARS-CoV-2 infection. … To measure the level of IgG and
IgM against SARS-CoV-2, serum … IgG and IgM against SARS-CoV-2 in plasma samples were …

… immune response to SARS-CoV-2 infection. In this paper, we describe SARS-CoV-2 IgG
antibody … New York City metropolitan area and report a SARS-CoV-2 IgG positivity rate of 44%, …

… IgG, IgG antibody against the SARS-CoV-2 surface S1 domain of the spike protein; N-IgG, IgG
antibody against the SARS-CoV-2 … COVID-19 symptoms questionnaire. Positive S/CO >1.1 …

… In conclusion, the Abbott SARS-CoV-2 IgG test has high technical specificity. There is
potential room for improving clinical sensitivity of the assay to detect previous infection. Testing of …

… However, our understanding of the immune response against SARS-CoV-2 in children and
… to be infected with SARS-CoV-2, we found that SARS-CoV-2 IgG antibody production was …