Volume 17, Number 12—December 2011
Hepatitis E Virus in Rats, Los Angeles, California, USA
|Sample type and source||log10 ID50||log10 RT-PCR50|
| Rat B84†
|Intestinal contents: Rat B182|
| Rat B350
*Values are per milliliter or per gram. HEV, hepatitis E virus; ID50, 50% infectious dose; RT-PCR50, 50% reverse transcription PCR titer; ND, not determined.
†Serum from wild rats was injected into laboratory rats B76 and B84. Samples from these 2 rats were serially passaged into other laboratory rats (wild rat → rat B76 → rat B300; wild rat → rat B84 → rat B182 → rat B350).
1Current affiliation: Embassy of France, Beijing, People’s Republic of China.
2Current affiliation: National Institutes of Health, Frederick, Maryland, USA.