Table 1

Frequency of metastasis-associated protein 1 protein expression in prostate tissue sample as determined by immunohistochemistrya

Prostate tissuenStaining intensityMean intensity
1234
Stroma174159 (91%)9 (5%)6 (3%)01.12
Benign361248 (69%)58 (16%)34 (9%)21 (6%)1.52
PIAa9846 (47%)32 (33%)15 (15%)5 (5%)1.79
PIN317 (23%)9 (29%)10 (32)5 (16%)2.42
PCa695145 (21%)113 (16%)161 (23%)276 (40%)2.82
Mets58143 (7%)54 (9%)134 (23%)350 (60%)3.36
Total19402.53
  • a Because of rounding percentages may not equal 100%.

  • b PIA, proliferative inflammatory atrophy; PIN, high-grade prostatic intraepithelial neoplasia; PCa, clinically localized prostate cancer; Mets, hormone refractory metastatic prostate cancer.