RE: [Histonet] Poor quality frozen sections, feline skin.

2011-10-06 Thread Mehlika Faire
, mostly with snap freeze or meoh/acetone fixed tissues without cryoprotectant. Hope this helps. -Mehlika > Date: Fri, 7 Oct 2011 14:36:24 +1100 > From: julie.bil...@gmail.com > To: pbo...@histoprep.com > Subject: Re: [Histonet] Poor quality frozen sections, feline skin. &g

Re: [Histonet] Poor quality frozen sections, feline skin.

2011-10-06 Thread Julie Bilkey
Hi Peter, We use 20-25% sucrose on our fresh specimens for immunofluorescence (IF). We only deal with human skin samples so I will not comment on feline skin. I sit the specimen in three changes of sucrose for 10 minutes each. Before embedding in the cryostat, I gently blot it on a tissue. My unde

[Histonet] Poor quality frozen sections, feline skin.

2011-10-06 Thread Peter Bodig
I have some feline skin samples for frozen sections that were sent to us because our client was not able to section them themselves. Unfortunately we are having the same problems trying to make good sections ourselves. The samples seem dry and unsupported when we try to cut them. The tissue brea