. 2009 Feb 23;20(6):1013–1019. doi: 10.1093/annonc/mdn740

Table 2.

Chemokine receptor expression in metastatic breast cancers

Tumor characteristics	Bone (N = 15)	Visceral				P
		Brain (n = 14)	Lung (n = 6)	Liver/periton (n = 4)	Total (N = 24)
CXCR4_{metastatic tumor} (n = 39)	10/15 (67%)	3/13 (23%)	2/6 (33%)	0/4 (0%)	6/23 (26%)	0.020
HER2-neu_{metastatic tumor} (n = 34)	2/12 (17%)	5/14 (36%)	2/5 (40%)	0/3 (0%)	7/22 (32%)	0.439
CXCR4/HER2-neu_{metastatic tumor} (n = 31)	2/10 (20%)	1/13 (8%)	1/5 (20%)	0/3 (0%)	2/21 (10%)	0.577
CCR7_{metastatic tumor} (n = 31)	3/11 (27%)	0/13 (0%)	0/4 (0%)	0/3 (0%)	0/20 (0%)	0.037