Has anyone used the new "ImmPress" reagent from Vector? If so, do you have a feel for how it compares to ABC in terms of sensitivity? Thanks Susan Travers -- Susan Travers, Ph.D. Professor, Oral Biology The Ohio State University College of Dentistry 305 W. 12th Avenue Columbus, Ohio 43210-1267 (614)292-6366(V) (614)247-6945(F)