Volume 7, Number 1—February 2001
Research
Nested Polymerase Chain Reaction for Amplification of the Cryptosporidium Oocyst Wall Protein Gene
Susana Pedraza-Díaz*, Corinne Amar*, Gordon L. Nichols†, and Jim McLauchlin*
Table 3
Cryptosporidium oocyst wall protein (COWP) gene analysis of DNA from 2,057 humans and 71 livestock animals
| Humans | 1 | 2 | 1 & 2 | 3 | Reference |
|---|---|---|---|---|---|
| 2,057 cases | 795 | 1,227 | 20 | 15 | This study |
| Drinking water-associated outbreaks | |||||
| 1 | 140 | 2 | 3 | 0 | 20,21 |
| 2 | 158 | 14 | 1 | 1 | 22 |
| 3 | 4 | 0 | 0 | 0 | 20 |
| 4 | 15 | 0 | 0 | 0 | 23 |
| 5 | 0 | 6 | 0 | 0 | 24 |
| 6 | 0 | 25 | 0 | 0 | 24 |
| 7 | 4 | 331 | 0 | 2 | 24 |
| Swimming pool-associated outbreaks | |||||
| 8 | 3 | 0 | 0 | 0 | 24 |
| 9 | 6 | 3 | 0 | 0 | 25 |
| 10 | 0 | 10 | 0 | 0 | 25 |
| 11 | 9 | 1 | 3 | 0 | 25 |
| 12 | 14 | 2 | 0 | 0 | 25 |
| Sporadic human cases | |||||
| 442 | 833 | 13 | 12 | 8, this study | |
| Livestock animals | |||||
| Calves, lambs | 0 | 71 | 0 | 0 | This study |
