Table 1.

Ratios of IgG1 to IgG2a anti-Frg C titers in sera of mice at periods after immunizationa

GroupIgG1/IgG2a at indicated wk postimmunization
2412
BRD84752193108
BRD9371,657956483
Frg C s.c.0.110.280.14
  • ↵a The specific anti-Frg C IgG1 and IgG2a titers were determined on pools of sera taken at the indicated times after immunization.