Additional file 1.

Supplementary Figure S1: HER2 gene copy numbers in esophageal cancer cells. FISH analysis of HER2 (red signals) and Chromosome 17 (CEP17; green signals). All panels are in the same magnification. Note HER2 gene amplification in OE33 and OE19 cells and chromosome 17 polysomy in all cell lines.

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Fichter et al. BMC Cell Biology 2011 12:13   doi:10.1186/1471-2121-12-13