TABLE 3.
Number of human fecal, sewage, and nonhuman fecal samples positive for the three markers used in this study
| Source | No. of positive samples/total no. of samples
|
||
|---|---|---|---|
| Bacteroidesa | B. thetaiotaomicronb | Human markerc | |
| Human | 25/25 | 23/25 | 12/25 |
| Sewage | 20/20 | 20/20 | 20/20 |
| Dog | 31/31 | 5/31 | 4/31 |
| Beef cattle | 35/35 | 0/35 | 0/6+ |
| Dairy cattle | 26/26 | 0/26 | 0/6+ |
| Chicken | 17/24 | 0/24 | 5/6+ |
| Turkey | 18/29 | 0/29 | 2/6+ |
| Horse | 29/35 | 0/35 | 0/6+ |
| Swine | 44/44 | 0/44 | 0/6+ |
| Goose | 9/17 | 0/17 | 0/6+ |
a
Primers Bac32F and Bac708R; 50 ng of fecal DNA.
b
Primers B.thetaF and B.thetaR; 1 ng of fecal DNA.
c
Primers HF183F and Bac708R; 1 ng of fecal DNA. +, random subset of six samples.