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. 2013 Jun 6;8(6):e64889. doi: 10.1371/journal.pone.0064889

Table 2. Number of clinical specimens tested by Taqman real-time PCR and cell culture.

Real-time PCR Cytopathic effect Total
Positive Negative
Positive 30 20 50 a
Negative 7 263 270
Total 37 283 320
a

The qPCR results only include the viral RNA extracted from original specimens and exclude qPCR results of the viral RNA extracted from CPE-positive culture supernatants.