Study year | IHC | ISH | Mutation analysis |
2008 | TMA sections (n=17) | TMA sections (n=17) | Isolated DNA (n=3) from cell lines, paraffin sections (n=2) |
2009 | – | TMA sections (n=13) | Isolated DNA (n=4) from cell lines TMA (n=13) |
IHC, immunohistochemistry; ISH, in-situ hybridisation; TMA, tissue microarray with 6 mm cores (for TMA sections, n is the number of cores on one slide).