TABLE 1.
B. abortus strain and treatmenta | % of seropositive animals at day after infection:
|
|
---|---|---|
10 | 18 | |
RB51 | ||
NaHCO3 | 20 | 80 |
Saline | 0 | 0 |
2308 | ||
NaHCO3 | 80 | 100 |
Saline | 0 | 0 |
Five mice per groups were orally administered 200 μl of 10% NaHCO3 or saline 10 min after they were infected with 200 μl of a suspension of 2 × 1010 CFU of B. abortus RB51 or B. abortus 2308.