We spray the molds periodically with a release agent.  Tissue-Tek has a
spray and I know that Fisher sells one but have not tried it.

Tom Mc Nemar
Pathology Supervisor
Licking Memorial Hospital
Newark, Ohio

> -----Original Message-----
> From:	Kelly Pruitt [SMTP:kpruitt@cvm.tamu.edu]
> Sent:	Wednesday, April 26, 2000 10:32 AM
> To:	histonet@pathology.swmed.edu
> Subject:	*#@!sticking base molds  HELP!
> 
> Hi Histoland!  I need help. 
> 
> What can I do to keep my base molds from sticking to my blocks?  We clean
> them in xylene and then soap and water.  We air dry them.  We treat/spray
> them while they are clean with Histo Prep after they have air dried.  I
> give them a good coating when I use the Histo Prep.  The larger molds are
> usually good for one use.  On the biopsy molds, they stick every time.  It
> doesn't matter what I do.  
> 
> We have bought some of the plastic disposable molds, but they slow
> embedding down for me.  
> 
> Does anyone have a clue what the problem is?  Does anyone know what I can
> do?  Please help!
> 
> Kelly S. Pruitt, HT (ASCP)
> Texas A&M University
> College of Veterinary Medicine
> Dept. of Veterinary Anatomy & Public Health
> Histology Laboratory
> College Station, Texas 77868-4458
> kpruitt@cvm.tamu.edu
> phone: 409-845-3177
> fax: 409-847-8981
>