In a previous article, stauth at crunch.usgmrl.ksu.edu (Darren M. Stauth) says: >Looking for the company that sells Exo-Klenow (Klenow without exonuclease >activity). Thanks > >-- >Darren M. Stauth stauth at crunch.usgmrl.ksu.edu > you can get exo free klenow from amersham life science (formerly known as US Biochemical)