Skip to main content
. 2005 Sep 16;102(39):14040–14045. doi: 10.1073/pnas.0506735102

Table 1. Viral load and antibody test results in Chinese horseshoe bats.

Antibody response
Animal no. RT-PCR for bat-SARS-CoV Viral load in anal swabs by quantitative RT-PCR, copies per ml Western blot analysis using bat-SARS-CoV N protein EIA titer using bat-SARS-CoV N protein Neutralizing antibody titer to human SARS-CoV
B21 + 4.82 × 105 + 800 <20
B22 + 7 × 104 + 1,600 40
B23 + 6.21 × 104 + >3,200 40
B24 + 1.35 × 107 + 1,600 <20
B26 + 7.69 × 105 + 800 <20
B39 + 1.07 × 103 QI QI QI
B40 + 1.34 × 106 QI <400 QI
B41 + 4.21 × 106 – <400 <20
B43 + 2.21 × 107 QI QI QI
B45 + 4.71 × 106 – 400 <20
B46 + 8.25 × 105 QI >3,200 QI
B47 + 2.18 × 106 QI QI QI
B48 + 8.64 × 106 – <400 <20
B50 + 1.55 × 104 QI 3,200 QI
B51 + 1.66 × 106 + 800 <20
B52 + 5.46 × 102 – 400 QI
B53 + 3.33 × 105 QI 400 QI
B54 + 6.54 × 104 QI 3,200 QI
B55 + 2.61 × 106 QI >3,200 <20
B56 + 2.56 × 106 + >3,200 20
B59 + 9.79 × 106 QI >3,200 QI
B60 + 1.13 × 107 – <400 <20
B61 + 2.98 × 106 QI 1,600 QI
B5 – 0 – <400 <20
B6 – 0 QI 1,600 QI
B18 – 0 QI >3,200 QI
B25 – 0 + 400 20
B27 – 1.29 × 103 QI 1,600 QI
B28 – 0 + 3,200 20
B29 – 0 QI 3,200 QI
B30 – 0 QI 3,200 QI
B31 – 0 + >3,200 40
B33 – 0 + 800 40
B37 – 0 + 800 20
B39 – ND QI <400 QI
B42 – 3.89 × 102 QI >3,200 QI
B44 – 4.25 × 102 QI 1,600 <20
B49 – 0 QI 400 QI
B57 – 7.07 × 103 QI 1,600 QI
B58 – 8.68 × 102 QI >3,200 QI

QI, quantity insufficient; ND, not done.