Table 2.
Detection of antibodies to spotted fever group Rickettsia antigens in canine sera, California*
| Dog | Date of serum collection | Reciprocal IgG (IgM) IFA titer to antigen | |||
|---|---|---|---|---|---|
| R. massiliae AZT80 | R. rhipicephali 3-7-♀-6 | Rickettsia 364D | R. rickettsii Bitterroot | ||
| A | 8/26/2007 | 256 (128) | 256 (128) | 128 (256) | 1,024 (512) |
| 8/28/2007 | 128 (128) | 128 (256) | 128 (512) | 256 (256) | |
| 4/13/2009 | 1,024 (< 64) | 256 (128) | 128 (256) | 128 (128) | |
| 4/21/2009 | 128 (< 64) | < 64 (< 64) | < 64 (128) | < 64 (< 64) | |
| B | 3/24/2008 | 1,024 (512) | 1,024 (2,048) | 1,024 (> 2048) | > 2,048 (256) |
| 5/15/2008 | 512 (128) | 128 (2,048) | 512 (512) | 1,054 (256) | |
| 4/20/2009 | 1,024 (128) | > 2,048 (64) | > 2,048 (512) | > 2,048 (64) | |
| C | 4/17/2009 | > 2,048 (128) | 1,024 (256) | 128 (128) | 512 (128) |
| D | 4/20/2009 | > 2,048 (256) | 1,024 (512) | 256 (256) | 256 (128) |
*
IFA = indirect immunofluorescent antibody.