TABLE 2.

Summary of clinical serum specimens from a single patient tested by plaque assay, Q-RT PCR, and antigen-capture ELISA

Sample no.	Plaque assay result (PFU/ml)	Q-RT-PCR result (RNA copies/ml)	Antigen-capture ELISA result (ODsum)
1469	5 × 101	2.0 × 105	0.11
1522	1.5 × 104	1.8 × 107	0.82
1527	4.3 × 105	4.0 × 108	3.54
1591	1.6 × 106	3.3 × 109	7.38
1612	5.3 × 105	2.5 × 108	7.46
Stock virus	3.7 × 105	3.5 × 109	NDa

^aND, not determined.