In article <39vlk0$fuv at mserv1.dl.ac.uk>, edalton at hgmp.mrc.ac.uk (Miss. E.C. Dalton) wrote: > I am new to molecular biology and I need to find a vector called > pKBIII, that was used a few years ago. The reference I have is Beckingham (1980) Plasmid 4,354-356. -- ______ Paul Riggs New England Biolabs riggs at neb.com