This FFPE block contains two plugs with differential expression of PTEN IHC staining. One plug demonstrates complete absence of PTEN IHC staining (null type expression) and the other plug demonstrates intact PTEN IHC staining (normal expression).
This FFPE block contains two plugs with differential expression of PTEN IHC staining. One plug demonstrates complete absence of PTEN IHC staining (null type expression) and the other plug demonstrates intact PTEN IHC staining (normal expression).
