TABLE 1.

Opsonophagocytic activity of intravenous immunoglobulin (Gammagard) pre- and post-adsorption with HMW adhesion proteins against a panel of nontypable H. influenzae strainsa

StrainOpsonophagocytic titer
PreadsorptionPostadsorption
128020
1532080
1632080
1732080
  • a Each strain was tested with either unadsorbed intravenous immunoglobulin or intravenous immunoglobulin adsorbed with HMW proteins purified from the homologous strain.