Table 5

The average positive cell number of CXCL12, CXCR4, MMP-2, and MMP-9 expression in prostate cancer and prostate hyperplasia (<a onClick="popup('http://www.jeccr.com/content/27/1/62/mathml/M1','MathML',630,470);return false;" target="_blank" href="http://www.jeccr.com/content/27/1/62/mathml/M1">View MathML</a> ± s)

groups

n

CXCL12

CXCR4

MMP-2

MMP-9

Prostate cancer

22

37.30 ± 13.24*

37.09 ± 14.66*

42.86 ± 15.44*

52.48 ± 23.51*

Prostate hyperplasia

20

2.87 ± 1.17

3.27 ± 0.71

11.23 ± 5.10

19.22 ± 4.75

t value

4.55

3.86

3.55

2.38

*The difference between prostate cancer and prostate hyperplasia is statistically significant (P < 0.05).

Zhang et al. Journal of Experimental & Clinical Cancer Research 2008 27:62   doi:10.1186/1756-9966-27-62

Open Data