Volume 20, Number 8—August 2014
Dispatch
Geographic Distribution of MERS Coronavirus among Dromedary Camels, Africa
Table 2
Background data and Middle East respiratory syndrome coronavirus serology results of selected camel serum samples from Nigeria, Ethiopia, and Tunisia*
Country, Sample ID | Region | Age | Sex | MERS S1* (1:20) | MERS S1 (1:320) | MERS (1:640) | VNT |
---|---|---|---|---|---|---|---|
Nigeria | |||||||
1 | Kano | 7 | M | 63410 | 52,254 | NT | 640 |
2 | Kano | 2 | F | 63,022 | 10,998 | 4,585 | 320 |
3 | Adamawa | 6 | M | 63,146 | 41,200 | 20,627 | 1,280 |
4 | Kano | 2 | M | 63,213 | 63,331 | 63,353 | 1,280 |
5 | Sokoto | 2 | F | 63,123 | 8,215 | – | 80 |
6 | Borno | 7 | M | 63,173 | 13,873 | 7,471 | 160 |
7 | Borno | 6 | F | 63,065 | 63,065 | NT | 2,560 |
8 | Sokoto | 7 | F | 64,118 | 63,285 | 54,669 | 640 |
9 | Borno | 6 | M | 63,592 | 28,033 | NT | 80 |
10 | Sokoto | 6 | F | 64,176 | 63,427 | 35,190 | 640 |
11 | Sokoto | 2 | F | – | NT | NT | <20 |
12 | Adamawa | 7 | M | – | NT | NT | <20 |
13 | Unknown | 7 | M | – | NT | NT | <20 |
14 |
Kano |
7 |
M |
– |
NT |
NT |
<20 |
Ethiopia | |||||||
1 | Somali | 5 | F | 63,592 | 63,357 | 50,563 | 640 |
2 | Afar | 6 | F | 63,341 | 63,005 | NT | 2,560 |
3 | Afar | 13 | F | 63,366 | 63,205 | 63,467 | 1,280 |
4 | Afar | 10 | F | 63,206 | 63,299 | NT | 640 |
5 | Afar | 5 | F | 63,466 | 10,583 | 5,911 | 160 |
6 | Fentale | <4 | M | 63,408 | 63,480 | 60,135 | 1,280 |
7 | Afar | 4 | F | 63,476 | 33,909 | 19,161 | 80 |
8 | Afar | 4 | F | – | NT | NT | <20 |
9 | Afar | 2 | M | – | NT | NT | <20 |
10 | Afar | 1 | F | 10,937 | NT | NT | <20 |
11 | Afar | 3 | F | 18,269 | NT | NT | <20 |
12 | Fentale | >8 | F | 63,486 | 23,654 | 10,246 | 1,280 |
13 | Afar | 6 | F | 63,496 | 63,380 | 53,030 | 1,280 |
14 |
Afar |
1 |
F |
63,401 |
19,087 |
9,834 |
80 |
Tunisia | |||||||
1 | Sidi Bouzid | 8 | F | – | NT | NT | <20 |
2 | Sidi Bouzid | 8 | F | 63,217 | 20,620 | NT | 80 |
3 | Sidi Bouzid | 6 | F | – | NT | NT | <20 |
4 | Sidi Bouzid | 1 | M | – | NT | NT | <20 |
5 | Kebili | 7 | M | 63,139 | – | – | 320 |
6 | Kebili | 4 | M | 63,113 | – | – | 160 |
7 | Sidi Bouzid | 1 | M | – | NT | NT | <20 |
8 | Sidi Bouzid | 9 | F | 63,005 | 17,821 | 9,652 | 80 |
9 | Sidi Bouzid | 6 | F | – | NT | NT | <20 |
10 | Kebili | 4 | M | 63,120 | 18,320 | 9,732 | 160 |
11 | Sidi Bouzid | <1 | M | – | NT | NT | <20 |
12 | Sidi Bouzid | 2 | F | 63,060 | 63,236 | 63,366 | 2,560 |
13 | Sousse | 13 | F | 63,220 | 50,510 | 26,575 | 320 |
14 | Sidi Bouzid | 5 | F | – | NT | NT | <20 |
*MERS S1, Middle East respiratory syndrome coronavirus S1 micro-array. Serum dilutions tested 1:20, 1:320 or 1:640. Results expressed as relative mean fluorescent intensity (RFU) for each set of quadruplicate spots of antigen, with a cutoff of 4,000 RFU and >63.000 RFU as saturation signal; VNT, virus neutralization test (highest neutralizing serum dilution indicated); NT, not tested; –, negative.
1These authors contributed equally to this article.