Volume 13, Number 7—July 2007
Blood Screening for Influenza
|PFU (H5N1) spiked in minipools||No. positive/ no. tested||% Positive|
*Influenza (H5N1) standard was extracted from 9.6 mL of 96 pooled donor samples after centrifugation. Five microliters of 75-µL nucleic acid extract was analyzed. The 95% detection limit was 13.4 PFU/mL; the 50% detection limit was 4.8 PFU/mL.
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