Yan,
I do this often, and as long as the tissues are well processed they can sit
on the cassettes indefinitely.

Mary Georger
Center for Cardiovascular Research
University of Rochester Medical Center
KMRB Room 2-9816
601 Elmwood Avenue.
PO Box 679
Rochester, New York  14642
585-273-1548

> ----------
> From: 	yan gao
> Sent: 	Friday, December 6, 2002 8:47 AM
> To: 	histonet@pathology.swmed.edu
> 
> :  		
> 
> Hi, everyone.  This is a simple question, but I like to make clear of  it.
> When I prepare paraffin blockes.  After tissue have been processed, can I
> leave them in room temperature for one or two days, then embedding them.
> Do tissues get more dry this way?  Do I have to embedding them at once?
> Thanks.
> 
>  
> 
> Yan Gao
> 
> 
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