Similarly, overall response to chemotherapy was more common in ET A R-negative than in ET A R-positive patients (73.1 vs 46.2%, respectively), although this difference did not reach statistical significance ( P =0.098).
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Expression of endothelin-A-receptor predicts unfavourable response to neoadjuvant chemotherapy in locally advanced breast cancer.
2
0.0980
0.0980
The sentences
No significant association between expression of ET-1 and ET B R ( P =0.173) was found, although ET-1-positive tumours showed a trend towards ET B R positivity ( Table 2 ).