Volume 13, Number 5—May 2007
Letter
Recombinant Sapovirus Gastroenteritis, Japan
Table
Analysis of 18 stool specimens for sapovirus during 2 outbreaks of gastroenteritis, Japan*
Outbreak, specimen | Date of illness onset | EM | Nested RT-PCR | Real-time PCR (cDNA copies/g stool) |
---|---|---|---|---|
A | ||||
Yak1 | Jun 2, 2000 | – | + | 7.47 × 109 |
Yak2 | May 29, 2000 | – | – | – |
Yak3 | May 30, 2000 | – | – | – |
Yak4 | May 31, 2000 | + | + | 6.55 × 109 |
Yak5 | Jun 1, 2000 | – | + | 9.38 × 108 |
Yak6 | Jun 1, 2000 | – | + | 1.30 × 108 |
Yak7 | May 29, 2000 | – | + | 1.46 × 109 |
Yak8 | May 29, 2000 | + | + | 2.78 × 1010 |
Yak9 | Jun 1, 2000 | + | + | 3.00 × 109 |
Yak10 | Jun 1, 2000 | + | + | 2.05 × 109 |
Yak11 | Jun 1, 2000 | + | + | 5.36 × 105 |
B | ||||
Nay1 | Feb 17, 2005 | NT | + | 1.65 × 1010 |
Nay2 | Feb 14, 2005 | NT | + | 1.82 × 109 |
Nay3 | Feb 18, 2005 | NT | + | 1.14 × 109 |
Nay4 | Feb 17, 2005 | NT | + | 5.41 × 1010 |
Nay5 | Feb 16, 2005 | NT | + | 5.26 × 1010 |
Nay6 | Feb 18, 2005 | NT | + | 2.50 × 1010 |
Nay7 | Feb 17, 2005 | NT | + | 2.38 × 1010 |
*EM, electron microscopy; RT-PCR, reverse transcription–PCR; NT, not tested.