A single FFPE block is comprised of a two cell line plugs selected for demonstrating differential MSH-6 protein IHC staining, demonstrating complete loss of nuclear expression (deficiency or loss type expression) of MSH-6 and intact nuclear expression.
A single FFPE block is comprised of a two cell line plugs selected for demonstrating differential MSH-6 protein IHC staining, demonstrating complete loss of nuclear expression (deficiency or loss type expression) of MSH-6 and intact nuclear expression.