Table 1.
Parasite burden in select muscle sites for 3 horses naturally infected with Trichinella spiralis or T. murrelli, as determined by digestion assay. Horses A, B and C originated from the USA, Serbia and Poland, respectively.
| Muscle site | Number of Trichinella first stage larvae (L1) per gram |
||
|---|---|---|---|
| Horse A T. murrelli |
Horse B T. spiralis |
Horse C T. spiralis |
|
| Tongue | 4.6 | 4.8 | 6.2 |
| Masseter | NAa | NA | 0.5 |
| Diaphragm | 6.8 | 0.7 | 2.5 |
| Triceps brachii | 1.1 | 0.6 | 0.3 |
| Supraspinatus | 1.0 | 0.2 | 0.3 |
| Rectus abdominus | 0.8 | NA | NA |
| Obliquus externus abdominis | NA | 0 | 0.03 |
| Trapezius | 0.5 | 0.2 | 0 |
| Neck | 0.5 | NA | NA |
a
Tissue not available.