| |
Dalziel
UK (1996) |
Møller
Denmark (1996) |
Kinyon
USA (2002) |
| |
MIC Range
(no. of strains=12) |
MIC50 |
MIC Range
(no. of strains=5) |
MIC50 |
MIC Range
(no. of strains=25) |
MIC50 |
| Valnemulin |
0.015-0.125 |
0.018 |
0.015 |
0.0156 |
0.03-2.0 |
0.06 |
| Lincomycin |
0.25-12.5 |
4.32 |
0.5-128.0 |
13.8 |
4.0->128 |
32 |
| Tylosin |
0.0-200.0 |
31.6 |
2.0->128.0 |
24 |
<16>512 |
>512 |
|
| |
Kessler
Germany (2001) |
Merialdi
Italy (2003) |
Mars &
Ripley
UK (2003) |
| |
MIC Range
(no. of strains=13) |
MIC90 |
MIC Range
(no. of strains=10) |
MIC50 |
MIC Range
(no. of strains=10) |
MIC50 |
| Valnemulin |
0.063-0.25 |
0.25 |
<0.067-2.0 |
0.25 |
0.0075-0.25 |
0.04 |
| Lincomycin |
nd |
|
|
|
|
|
| Tylosin |
nd |
|
|
|
|
|
|
103 isolates of B. pilosicoli were examined routinely for susceptibility to valnemulin in the period between Feb 2000 and June 2003:
| |
2000 |
2001 |
2002 |
2003
up to Jul 2003 |
| Number of isolates |
21 |
43 |
29 |
10 |
| Susceptilbity to Valnemulin (in %) |
95% |
100% |
100% |
100% |
|
| 
