A single FFPE block is comprised of a two cell line plugs selected for demonstrating differential MSH-2 protein IHC staining. One plug demonstrating absence of MSH-2 IHC staining and the other demonstrating intact MSH2 IHC staining.
A single FFPE block is comprised of a two cell line plugs selected for demonstrating differential MSH-2 protein IHC staining. One plug demonstrating absence of MSH-2 IHC staining and the other demonstrating intact MSH2 IHC staining.