Volume 14, Number 7—July 2008
Dispatch
Proficiency of Nucleic Acid Tests for Avian Influenza Viruses, Australasia
Table 1
Specimen | Dilution | Copy number/μL |
---|---|---|
Influenza A (H5N1) Indonesian | 1:1,000 | 6.25 × 103 |
Influenza A (H5N1) Vietnamese | 1:1,000 | 5 × 103 |
Influenza A (H5N1) Indonesian | 1:100,000 | 6.25 × 101 |
MDCK-negative control | 1:1,000 | NA |
Influenza A (H5N1) Vietnamese | 1:100,000 | 5 × 101 |
Influenza A (H3N2) (isolated in Sydney, New South Wales, Australia; close sequence match to A/Canterbury/29/2005) | 1:1,000 | 1.25 × 102 |
Influenza B (isolated in Sydney; no sequence information available) | 1:1,000 | 2 × 102 |
Influenza A (H7N4) (A/emu/NSW/97) | 1:1,000 | 1 × 104 |
Influenza A (H5N1) Indonesian* | 1:10,000,000 | 6.25 ×10–1 |
Influenza A (H5N1) Vietnamese* | 1:10,000,000† | 5 × 10–1 |
*These dilutions were included in panels 2 and 3 only; NA, not applicable.
†For panel 3, the dilution for the influenza (H5N1) Vietnamese strain was changed to 1:1,000,000, with a copy number of 5 × 100 μL.
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