TABLE 3.
ASC responses in volunteers challenged with frozen O139 V. cholerae
| Day | No. of volunteers | Mean no. of cells per
106 PBMCa secreting:
 | 
|||||
|---|---|---|---|---|---|---|---|
| Anti-1837 CPS (O139)
 | 
Antitoxin
 | 
||||||
| IgA | IgG | IgM | IgA | IgG | IgM | ||
| 0 | 25 | 0 | 0.04 | 0 | 0 | 0 | 0 | 
| 7 | 25 | 21.1 | 3.8 | 37.4 | 71.3 | 88.8 | 4.8 | 
| 9 | 25 | 37.5 | 7.5 | 30.7 | 86.2 | 87.8 | 2.3 | 
PBMC, peripheral blood mononuclear cells.