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Table 1 Expression frequencies of Claudin-4, EGFR, CAIX, GLUT-1 and IGF1R in primary breast tumors and distant metastases

From: Upregulation of Claudin-4, CAIX and GLUT-1 in distant breast cancer metastases

 

Primary cancers

Metastases

Claudin-4

68/88 (77.3%)

77/88 (87.5%)

EGFR

8/77 (10.4%)

11/77 (14.3%)

CAIX

17/52 (32.7%)

30/52 (57.7%)

GLUT-1

43/88 (48.9%)

56/88 (63.6%)

IGF1R

1/96 (1.0%)

1/96 (1.0%)