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. 2002 Nov;40(11):3929–3937. doi: 10.1128/JCM.40.11.3929-3937.2002

TABLE 4.

RNA levels from four samples that were spiked and then fractionateda

Spiked sample (n = 4) Avg log10 RNA level in fraction (copies/swab)
Neat Supernatant Cell pellet
Infected cells >5.00b >5.00b 4.68
Cell-free virus 3.45 3.42 0
a

Aliquots (200 μl) of each fraction were assayed independently.

b

Result above the linear range of the assay.