Volume 13, Number 2—February 2007
Research
Host-associated Genetic Import in Campylobacter jejuni
Noel D. McCarthy*
, Frances M. Colles*, Kate E. Dingle*, Mary C. Bagnall†, Georgina Manning†, Martin C.J. Maiden*, and Daniel Falush*
, Frances M. Colles*, Kate E. Dingle*, Mary C. Bagnall†, Georgina Manning†, Martin C.J. Maiden*, and Daniel Falush*Table 1
Campylobacter jejuni isolates by year of isolation and host species
| Year | Chickens | Cattle | Sheep | Total |
|---|---|---|---|---|
| 1981 | 0 | 4 | 0 | 4 |
| 1982 | 2 | 1 | 2 | 5 |
| 1983 | 0 | 3 | 0 | 3 |
| 1984 | 0 | 1 | 0 | 1 |
| 1986 | 0 | 2 | 0 | 2 |
| 1988 | 2 | 18 | 0 | 20 |
| 1989 | 0 | 1 | 0 | 1 |
| 1990 | 54 | 1 | 0 | 55 |
| 1991 | 30 | 6 | 0 | 36 |
| 1992 | 1 | 3 | 0 | 4 |
| 1993 | 8 | 6 | 1 | 15 |
| 1994 | 6 | 1 | 0 | 7 |
| 1995 | 12 | 1 | 0 | 13 |
| 1996 | 35 | 0 | 0 | 35 |
| 1997 | 2 | 0 | 0 | 2 |
| 1998 | 40 | 41 | 68 | 149 |
| 1999 | 10 | 38 | 38 | 86 |
| 2000 | 15 | 6 | 0 | 21 |
| 2001 | 45 | 83 | 5 | 133 |
| 2002 | 0 | 0 | 2 | 2 |
| 2003 | 13 | 0 | 0 | 13 |
| Unspecified | 34 | 29 | 43 | 106 |
| Total | 309 | 245 | 159 | 713 |
