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Table 1 Association between PD-L1 and markers of EMT in 67 breast cancer patients

From: Bidirectional crosstalk between PD-L1 expression and epithelial to mesenchymal transition: Significance in claudin-low breast cancer cells

  PD-L1 Expression *P value
  + -  
E-Cadherin    
Down-regulated (≤70 %) 9 (47)a 10 (53) 0.039
Positive (> 70 %) 10 (21) 38 (79)  
Vimentin    
Up-regulated (> 5 %) 10 (53) 9 (47) 0.014
Negative (<5 %) 9 (19) 39 (81)  
E-Cadherin-down/Vimentin-up    
Present 6 (75) 2(25) 0.005
Absent 13 (22) 46 (78)  
  1. Abbreviations: (+ and -) are number of positive and negative patients, aNumbers between brackets are the percentages of patients, *P values (by Fisher’s exact test) in bold represent a significant data
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