Table 1.
Details of serum specimens used for the MN assay.
| Case no. | Month of diagnosisa | Virus lineage/variant | Days after symptom onset | Anti-N IgG | Anti-RBD IgG |
|---|---|---|---|---|---|
| N1 | March | N/A | 32 | Positive | Positive |
| N2b | April | N/A | 18 | Positive | Positive |
| N3c | April | N/A | 31 | Positive | Positive |
| N4 | August | B.1.1.63 | 29 | Positive | Positive |
| N5c | August | B.1.2 | 29 | Positive | Positive |
| N6d | August | N/A | 20 | Positive | Positive |
| N7 | December | B.1.36.27 | 31 | Positive | Positive |
| N8 | December | N/A | 33 | Positive | Positive |
| N9 | November | B.1.36.27 | 47 | Positive | Positive |
N/A: Not available because sequencing not performed.
a
All diagnosed in 2020.
b
Patient is a returning traveler from Japan.
c
Patient is a returning traveler from USA.
d
Patient is a returning traveler from India.