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Neuraminidase H274Y resistance mutations detected in NY and WI specimens
| Season/state | Influenza type/subtype (%)a
|
||
|---|---|---|---|
| A/H1N1 | A/H3N2 | B | |
| 2006-2007/NYb | 0/18 | 0/17 | 0/19 |
| 2007-2008/NYb | 5/45 (11.1) | 0/92 | 0/45 |
| 2007-2008/WIc | 8/46 (17.4) | ND | ND |
| 2007-2008/total, NY and WI | 13/91 (14.3) | 0/92 | 0/45 |
Data are the number positive/total number (%). ND, not determined.
Genotyped by dideoxy sequencing of the NA gene.
Genotyped by H274Y-specific pyrosequencing.
