PMC:7784824 / 8617-9179 2 Projects
Annnotations
| Id | Subject | Object | Predicate | Lexical cue |
|---|---|---|---|---|
| T89 | 0-190 | Sentence | denotes | Specificity was evaluated using 10 pre-pandemic sera, i.e. clinical samples sent to the hospital laboratory for non-COVID-19-related serological investigations from August to September 2019. |
| T90 | 191-562 | Sentence | denotes | Furthermore, 9 potential cross-reactive sera were included, i.e. IgM positivity against Cytomegalovirus (CMV) (n = 2), Epstein-Barr virus (EBV) (n = 2) or Toxoplasma gondii (Toxo) (n = 1); samples positive for rheumafactor (RF) (n = 1) or anti-nuclear factor (ANF) (n = 1)) and sera from patients positive for non-SARS-CoV-2 endemic coronaviruses (OC43 and NL63) (n = 2). |