Also, what pretreatment?  Are the other markers pretreated the same way?
Bonnie Whitaker
UT Houston

----- Original Message -----
From: Carrie Kyle-Byrne 
Date: Tuesday, March 26, 2002 2:34 pm
Subject: Re: Calretinin

> what are you using for your negative control and how are you doing 
> yourstaining (manual or automated...which machine)?  what type of 
> tissue is the
> patient specimen?
> carrie
> 
> ----- Original Message -----
> From: "George, Cheryl" 
> To: 
> Sent: Tuesday, March 26, 2002 10:57 AM
> Subject: Calretinin
> 
> 
> > 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
> as
> > 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
> >
> > Cheryl George, BS, HT (ASCP)
> > Anatomic Pathology Supervisor
> > Elliot Hospital Laboratory
> > One Elliot Way
> > Manchester, NH 03103
> > (603) 663-2686
> >
> >
> >
> >
> >
> 
> 
>