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Table 5 Results of Immunobead RT-PCR screening of peripheral blood samples from the 16 patients with head and neck cancers included in this study for marker expression.

From: Long term survival following the detection of circulating tumour cells in head and neck squamous cell carcinoma

  Marker 1 Marker 2
  ESX ESX ESX ESX EGFR EGFR EGFR EGFR
P# BF 1 BF 2 AF 1 AF 2 BF 1 BF 2 AF 1 AF 2
1     POS     
2         
3 POS        
4 POS      POS POS  
5 POS        
6 POS POS   POS    POS POS
7 POS POS POS POS    POS POS
8 POS POS   POS POS POS POS  
9       POS POS POS
10         POS
11 POS POS    POS   POS POS
12 POS        
13    POS POS POS POS   
14         
15 POS     POS   POS  
16        POS  
  Marker 3 Marker 4
  EphB4 EphB4 EphB4 EphB4 CK19 CK19 CK19 CK19
P# BF 1 BF 2 AF 1 AF 2 BF 1 BF 2 AF 1 AF 2
1       POS POS  
2 POS     POS POS   
3    POS   POS POS POS  
4     POS   POS   
5      POS POS   POS
6 POS POS   POS POS POS POS POS
7   POS POS POS POS POS POS  
8 POS POS   POS POS POS POS POS
9 POS POS    POS POS POS POS
10    POS      POS
11 POS       POS POS
12         POS
13 POS POS   POS POS POS POS  
14         
15   POS POS    POS POS  
16      POS POS   POS
  1. P# denotes patient number. Duplicate samples taken before surgery (BF) or after surgery (AF) were screened for expression of the four markers ESX, EGFR, EphB4 and CK19. Samples that were positive for individual markers are indicated (POS).