Table 1 The detection of CK19 and vimentin expression by immunofluorescence staining

CK19

ECM

6.16 ± 0.23*

5.32 ± 0.32*

11.73 ± 0.44*

17.24 ± 0.35*^b

10.51 ± 0.38*

7.33 ± 0.42*

6.67 ± 0.56*

CM

2.55 ± 0.45

2.05 ± 0.31

4.23 ± 0.41

6.33 ± 0.52

6.14 ± 0.42

5.37 ± 0.38

3.66 ± 0.42

Vimentin

ECM

3.36 ± 0.41*

2.68 ± 0.32*

6.42 ± 0.31*

11.38 ± 0.21*^b

5.82 ± 0.37*

4.74 ± 0.26*

3.62 ± 0.25*

CM

1.45 ± 0.45

1.17 ± 0.27

2.63 ± 0.24

5.71 ± 0.36

3.51 ± 0.32

3.05 ± 0.31

2.51 ± 0.23