Volume 11, Number 3—March 2005
Dispatch
SARS-associated Coronavirus Transmitted from Human to Pig
Weijun Chen*†1, Minghua Yan‡1, Ling Yang*1, Boliang Ding‡, Bo He†, Yingzhen Wang‡, Xiuli Liu‡, Chenhui Liu*, Hui Zhu‡, Bo You†, Shengyong Huang†, Jiangguo Zhang*, Feng Mu*†, Zhao Xiang*§, Xiaoli Feng*, Jie Wen*†, Jianqiu Fang*†, Jun Yu*, Huanming Yang*, and Jian Wang*†
Table 1
Animal surveys for antibodies to SARS-CoV and viral RNA*
| Animals | Antibodies in serum samples |
RT-PCR |
Virus isolation |
|||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ELISA |
WB |
Blood |
Fecal swab |
Blood |
Fecal swab |
|||||||
| N | P | N | P | N | P | N | P | N | P | N | P | |
| Pigs | 108 | 2 | 5 | 2 | 14 | 1 | 14 | 1 | 6 | 1 | 6 | 1 |
| Cattle | 60 | 0 | 0 | 0 | 22 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Dogs | 20 | 0 | 0 | 0 | 14 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Cats | 11 | 0 | 0 | 0 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Chickens | 11 | 0 | 0 | 0 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Ducks | 30 | 0 | 0 | 0 | 20 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
*Numbers in table refer to number of animals tested with the assays. SARS-CoV, severe acute respiratory syndrome–associated coronavirus; RT-PCR, reverse transcriptase–polymerase chain reaction; ELISA, enzyme-linked immunosorbent assay; WB, Western blot; N, negative; P, positive.
