Strain | Specimen source | Log10TCID50/mla |
---|
A/New York/55/2004 | Human | 7.9 |
A/Wisconsin/67/2005 | Human | 8.0 |
A/Hiroshima/52/2005 | Human | 6.9 |
A/Brisbane/10/2007 | Human | 5.0 |
- aTCID50/ml of CAS fluids in MDCK cells in serum-free growth medium plus trypsin. CAS fluids from four ECE were harvested and pooled 48 hrs after infection of 9-day old ECE with 102 to 103 TCID50 units of virus and incubation at 34°C.