Hi folks
Article worth reading on the subject of block storage.  In Applied
Immunohistochemistry & Molecular Morphology.

1) "Paraffin Section Storage and Immunohistochemistry" 8(1):61-70, 2000.
Wester et al

Hope this helps
Luis

-----Original Message-----
From: Shirley Powell [mailto:powell_sa@Mercer.EDU]
Sent: Monday, June 03, 2002 9:39 AM
To: Andrea.Hooper@imclone.com
Cc: histonet@pathology.swmed.edu
Subject: Re: stored paraffin blocks


Hi Andrea,
I have performed IHC on 20 year old blocks and they worked just fine.  Some
were decaled blocks.
Shirley Powell

Andrea.Hooper@imclone.com wrote:

> I was wondering if anyone knows generally how long a paraffin block can be
> stored and still be immunostained successfully. Any indications of what
> people have experienced with different antigens is most welcome. Please
> email me directly.
>
> Thank you.
> Andrea
> andreah@imclone.com