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Opsonophagocytic activity of affinity-purified anti-HMW antibodies purified from intravenous immunoglobulin against a panel of nontypable H. influenzae strainsa
| Anti-HMW Prepn | Opsonophagocytic titer for strain:
|
||||
|---|---|---|---|---|---|
| 12 | 15 | 16 | 17 | 11 | |
| Anti-12 | 40 | 20 | 20 | 80 | 0 |
| Anti-15 | 20 | 80 | <10 | 80 | 0 |
| Anti-16 | 40 | 40 | 20 | 80 | 0 |
| Anti-17 | 20 | 40 | 20 | 80 | 0 |
Strains 12, 15, 16, and 17 all express proteins of the HMW1/HMW2 family. Strain 11 does not express proteins of the HMW1/HMW2 family.
