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Table 1 Mean serum thymidine kinase 1 (STK1) protein, STK1 activity levels and correlation between STK1 protein and activity in different groups

From: Breast and prostate cancer patients differ significantly in their serum Thymidine kinase 1 (TK1) specific activities compared with those hematological malignancies and blood donors: implications of using serum TK1 as a biomarker

  

STK1 protein (ng/mL)

STK1 activity (pmol/min/mL)

  
  

Mean ± SD (M)

Mean ± SD (M)

  

Tumor type

N

 

rs*

P

Myeloid dysplastic

22

19 ± 9.0 (19)

11 ± 17.5 (3)

0.63

0.0015

Syndrome (MDS)

Breast cancer

42

22 ± 11 (21)

6.7 ± 18.8 (1.8)

0.41

0.0077

Prostate cancer

47

20 ± 12 (22)

1.8 ± 1.4 (1.3)

0.45

0.0015

Healthy

30

5 ± 3.5 (4)

1.1 ± 0.6 (0.9)

0.49

0.0056

  1. *Spearman’s correlation coefficient.