TABLE 2.

Comparison of R-Mix fresh cells and R-Mix RCFM for the detection of influenza virus

Influenza virusSampleCellsNo. of immunofluorescence-positive cells/shell vial at the following dilution of original samplea:
1:41:161:64
A1RCFM5, 75, 01, 1
Fresh5, 62, 00, 0
2RCFM192, 19345, 4114, 19
Fresh219, 21761, 6812, 14
3RCFM12, 61, 00, 2
Fresh17, 60, 00, 0
4RCFM5, 62, 10, 0
Fresh11, 124, 32, 1
5RCFM23, 2011, 102, 4
Fresh69, 6830, 236, 4
6RCFM15, 165, 22, 3
Fresh18, 198, 102, 4
7RCFM10, 114, 62, 1
Fresh12, 116, 73, 3
8RCFM8, 61, 00, 0
Fresh10, 82, 10, 0
B1RCFM51, 4921, 196, 8
Fresh36, 3117, 176, 7
2RCFM90, 8620, 214, 5
Fresh56, 549, 114, 4
3RCFM128, 12022, 216, 8
Fresh124, 12919, 206, 7
4RCFM186, 13847, 4614, 13
Fresh148, 11314, 203, 2
5RCFM46, 4523, 194, 8
Fresh38, 2911, 132, 4
6RCFM35, 317, 72, 4
Fresh36, 309, 104, 2
7RCFM70, 6939, 4513, 16
Fresh79, 7545, 519, 11
8RCFM64, 7119, 199, 6
Fresh79, 7024, 208, 9
  • a Results from duplicate shell vials for each sample are shown.