Volume 16, Number 12—December 2010
Research
Environmental Sampling for Avian Influenza Virus A (H5N1) in Live-Bird Markets, Indonesia
Table 1
Environmental sites in LBMs contaminated by influenza virus A (H5N1) as detected by RT-PCR and virus isolation, Indonesia, 2007–2008*
Poultry zone | Site no. | Environmental site | RT-PCR–positive/markets tested (%), N = 1,862 | VI–positive/RT-PCR positive, n = 280 | LBMs positive for zone |
---|---|---|---|---|---|
Delivery | 1 | Inside cages on truck | 6/45 (13.3) | 1/6 | 11 |
2 | Floor in delivery area | 6/49 (12.2) | 0/6 | ||
3 |
Water run-off in delivery area |
4/38 (10.5) |
0/4 |
||
Holding | 4 | Poultry cage floors | 6/79 (7.6) | 0/6 | 24 |
5 | Holding area floor | 8/80 (10) | 1/8 | ||
6 | Water run-off | 11/72 (15.3) | 0/11 | ||
7 | Poultry feeding bottle water | 8/67 (11.9) | 0/8 | ||
8 | Poultry feeding basket food | 6/72 (8.3) | 0/6 | ||
9 | Handles to poultry cages | 9/79 (11.4) | 0/9 | ||
10 |
Inside of waste bins |
10/59 (16.9) |
0/10 |
||
Slaughter | 11 | Handles of knives used for slaughtering | 8/75 (10.7) | 1/8 | 29 |
12 | Basket holding dying chickens | 8/71 (11.3) | 2/8 | ||
13 | Floor in slaughter area | 10/77 (13) | 0/10 | ||
14 | Chopping or slaughtering board | 14/71 (19.7) | 2/14 | ||
15 | Processing table after de-feathering | 15/70 (21.4) | 0/15 | ||
16 | Baskets holding poultry meat | 14/70 (20) | 1/14 | ||
17 | Drain path | 12/75 (16) | 0/12 | ||
18 | Tap handles in slaughter area | 7/65 (10.8) | 0/7 | ||
19 |
Waste bin |
13/71 (18.3) |
1/13 |
||
Sale | 20 | Chopping boards | 15/80 (18.8) | 1/15 | 30 |
21 | Scales | 12/57 (21.1) | 0/12 | ||
22 | Knife handles | 12/78 (15.4) | 1/12 | ||
23 | Waste bins | 10/60 (16.7) | 1/10 | ||
24 | Wet cloths for cleaning surfaces | 14/78 (17.9) | 0/14 | ||
25 |
Tables for poultry display |
19/80 (23.8) |
0/19 |
||
Waste disposal | 26 | Area waste-disposal bin | 15/78 (19.2) | 1/15 | 9 |
27 |
Wet cleaning mops |
8/66 (12.1) |
0/8 |
||
Total positive | 280 (15) | 13 (4.6) |
*LBM, live-bird market; RT-PCR, reverse transcription–PCR; VI, virus isolation.
1These authors contributed equally to this article.