Table 3. Hemagglutination Titers of Monovalent Inactivated Influenza A Avian and Pandemic 2009 Influenza A Vaccines.
| Hemagglutination Titer with Indicated Red Blood Cells | ||||
| Influenza A Subtype & Vaccine | HA µg/ml1 | Turkey2 | Chicken | Horse3 |
| H5N1 | ||||
| Vietnam/04 (SP) | 30 | 10,720 | 1024 | 128 |
| Indo/05 (SP) | 60 | 21,400 | 4096 | 192 |
| H7N7 | ||||
| Mallard/00 (SP) | 60 | <4 | <4 | <4 |
| H9N2 | ||||
| HK/G1/99 (Wyeth) | 60 | 661 | 64 | <4 |
| CK/G9/97 (Novartis) | 60 | 35,500 | ≥16,384 | 4 |
| H1N1 | ||||
| Cal/09 Vac (SP) | 30 | 4370 | ||
| Cal/09 Vac (CSL) | 60 | 7080 | 2048 | <4 |
1
Concentrations in single radial immunodiffusion (SRID) assays as reported to NIAID.
2
Mean of three tests.
3
Mean of two tests performed as recommended by Stevenson, et al. [43].