Table I.
Numbers of distinct patterns of restriction fragment length polymorphism (RFLP), determined by AluI testing of polymerase chain reaction (PCR) products of the coagulase gene of Staphylococcus aureus, isolated from cows with mastitis
| PCR products (approximate number of base pairs [bp]) | Number of isolates | Number of distinct RFLP patterns |
|---|---|---|
| 1442 | 1 | 1 |
| 1262 | 1 | 1 |
| 1181 | 1 | 1 |
| 1165 | 1 | 1 |
| 1129 | 1 | 1 |
| 1113 | 1 | 1 |
| 1080 | 1 | 1 |
| 1042 | 1 | 1 |
| 1026 | 2 | 1 |
| 1006 | 2 | 2 |
| 994 | 1 | 1 |
| 972-579 | 2 | 1 |
| 972-739 | 1 | 1 |
| 950-800 | 1 | 1 |
| 950 | 2 | 2 |
| 900 | 1 | 1 |
| 880 | 2 | 2 |
| 850 | 1 | 1 |
| 838 | 3 | 2 |
| 824 | 1 | 1 |
| 800 | 1 | 1 |
| 790 | 10 | 4 |
| 759 | 13 | 11 |
| 725 | 5 | 4 |
| 684 | 1 | 1 |
| 602 | 2 | 2 |
| 579 | 5 | 2 |
| Total | 64 | 49 |