Hi martha,
Prognostic markers must be re-validated (Eg.s Breast markers and CD117) as
you described.
Every Ab in your menu should be tested (as you would for a new a new lot)
and do not forget to validate your H (with various tissue types) and SS
as well. For the H, if possible do side-by-side
Hello all,
After a very long time our histology department is getting a new tissue
processor, and hopefully several more in the near future. Of course for IHC
that means a revalidation/reverification of our IHC stains. Since I have not
had to do this before I wanted to get some guidance on
