Table 5.
Antibody Titers to Catarina Virus in the First Blood Samples from 73 Antibody-Positive Woodrats Captured on the CWMA, January, 2001–October, 2004, by Age Class
| |
Antibody titera,b |
|
|||||||
|---|---|---|---|---|---|---|---|---|---|
| Age class | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | Total |
| Juvenile | – | 9 | 7 | 2 | 1 | – | – | – | 19 |
| Subadult | – | 2 | 3 | – | 1c | 1 | 1 | – | 8 |
| Adult | 1b | – | 1 | 7c | 11 | 13 | 5c | 8c | 46 |
| Total | 1 | 11 | 11 | 9 | 13 | 14 | 6 | 8 | 73 |
a
0, <320; 1=320; 2=1280; 3=5120; 4=20,480; 5=81,920; 6=327,680; 7, ≥1,310,720.
b
One adult woodrat seroconverted between first capture (January, 2002) and recapture (January, 2003).
c
Arenavirus was isolated from samples collected at first capture from the subadult woodrat with a titer of 20,480; 1 of 7 adult woodrats with titers of 5120; 1 of 5 adult woodrats with titers of 327,680; and 6 of 8 adult woodrats with titers ≥1,310,720.