More information please. 

Are you working with paraffin sections fixed with formalin or another
aldehyde fixaton, or frozen sections/acetone fixed? 

This was also recently discussed on Histonet, look in Archives for
additional information 

Thanks

 
Gayle Callis
MT,HT,HTL(ASCP)
Research Histopathology Supervisor
Veterinary Molecular Biology - Marsh Lab
Montana State University - Bozeman
19th and Lincoln St
Bozeman MT 59717-3610

406 994-6367 (lab with voice mail)
406 994-4303 (FAX)

email: gcallis@montana.edu