Table 1.
Serum thymidine kinase 1 (sTK1) activity and sTK1 protein concentration in sera from healthy dogs
| sTK1 activity | sTK1 concentration | |||
|---|---|---|---|---|
| Number | Breed | Age (yrs) | (pmol/min/mL) | (ng/mL) |
| (Mean ± SD) a | (Mean ± SD) b | |||
| 1 | Labrador Retriever | 8 | 0.7 ± 0.03 | 3 ± 1 |
| 2 | Bernese Mountain Dog | 10 | 1.0 ± 0.05 | 9 ± 3 |
| 3 | Labrador Retriever | 5 | 0.5 ± 0.04 | 4 ± 2 |
| 4 | Golden Retriever | 6 | 0.4 ± 0.02 | 7 ± 3 |
| 5 | Golden Retriever | 5 | 1.0 ± 0.06 | 15 ± 4 |
| 6 | German Shepherd | 6 | 1.0 ± 0.1 | 11 ± 3 |
| 7 | Riesenschnauzer | 7 | 0.5 ± 0.02 | 4 ± 2 |
| 8 | Mixed breed | 6 | 0.5 ± 0.05 | 12 ± 5 |
| 9 | Riesenschnauzer | 8 | 0.6 ± 0.04 | 10 ± 4 |
| 10 | German Shepherd | 6 | 0.7 ± 0.08 | 12 ± 3 |
| 11 | Rottweiler | 5 | 0.5 ± 0.03 | 7 ± 3 |
| 12 | English Springer Spaniel | 3 | 1.3 ± 0.09 | 8 ± 2 |
| 13 | Riesenschnauzer | 7 | 1.4 ± 0.12 | 13 ± 4 |
| 14 | Labrador Retriever | 5 | 0.8 ± 0.07 | 18 ± 5 |
| 15 | Labrador Retriever | 6 | 0.7 ± 0.03 | 5 ± 3 |
| 16 | Mixed breed | 6 | 0.6 ± 0.01 | 9 ± 2 |
| 17 | Bernese Mountain Dog | 5 | 0.7 ± 0.04 | 8 ± 3 |
| 18 | Dalmatian | 6 | 0.5 ± 0.03 | 4 ± 2 |
| 19 | Labrador Retriever | 4 | 0.7 ± 0.11 | 8 ± 3 |
| 20 | Golden Retriever | 6 | 0.5 ± 0.04 | 6 ± 2 |
aMean values of three observations from a single measurement occasion. bMean values of two observations from two independent experiments. SD = standard deviation.