Judith, The red chromagen is suseptible to "fading" if stained slides are left in either alcohol or xylene for too long. Check to make sure that everyone involved is following the same procedure for the dehydraytion, clearing and mounting of the stained slides. Greg
-- *Greg Dobbin* 1205 Pleasant Grove Rd RR#2 York, PE C0A 1P0 med*lab*professionals.ca *Everything in moderation...even moderation itself**!* _______________________________________________ Histonet mailing list Histonet@lists.utsouthwestern.edu http://lists.utsouthwestern.edu/mailman/listinfo/histonet
