Table 2 Summary of fluorescence in situ hybridisation results
Signals
Split-apart probesETV6 split-apart (AB) (105 cells analysed)NTRK3 split-apart (CD) (119 cells analysed)
Fusion gene probesFusion gene probe 1 (AC) (86 cells analysed)Fusion gene probe 2 (BD) (101 cells analysed)
Single red60
2 copies of red250
Single green017
2 copies of green02
Paired red–green1914
Paired red–green and 1 extra red150
Paired red–green and 2 extra red400
Paired red–green and 1 extra green022
Paired red–green and 2 extra green064
Paired red–green and 1 extra green and 1 extra red00
Total number of split-apart86105
Single red08
2 copies of red01
Single green018
2 copies of green06
1 green and 1 red060
1 green and 2 red28
Fusion gene160
Fusion gene and 1 extra green and 1 extra red10
Double fusion gene80
Double fusion gene and 1 extra red20
Double fusion gene and 2 extra red00
Double fusion gene and 1 extra green360
Double fusion gene and 2 extra green110
Double fusion gene and 1 extra green and 1 extra red100
Total number with single fusion gene170
Total number with double the fusion gene670
Modal populationTwo copies of fusion gene and 1 extra green1 green and 1 red