what are you using for your negative control and how are you doing your
staining (manual or automated...which machine)? what type of tissue is the
----- Original Message -----
From: "George, Cheryl"
Sent: Tuesday, March 26, 2002 10:57 AM
> Hi out there,
> We do calretinin on human FFPE tissue and over the last couple of weeks
> have had two cases where the patient negative control tissue stains just
> brightly and specifically as the positive. Other markers on the same
> patient tissue don't react this way and I was wondering if anyone has an
> idea about what could cause this.
> Thanks in advance!!
> Cheryl George, BS, HT (ASCP)
> Anatomic Pathology Supervisor
> Elliot Hospital Laboratory
> One Elliot Way
> Manchester, NH 03103
> (603) 663-2686
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