In article <Buhr-111194153222 at pkimacpcsi.unibe.ch>, Buhr at pki.unibe.ch (Andreas Buhr) writes: **I would like to ask if someone has experience with DNA injection into the nucleus of Xenopus oocytes.** Try calling up the Iain Mattaj lab at EMBL. They have a great deal of experience in oocyte nuclear injections. Don Newmeyer