We are planning, to perform PCR from cells, which are treated for 3h with BrdU. Does anybody know, whether Bromodeoxyuridine in the DNA-template inhibits the PCR? And if so, whether the PCR-protocol has to be altered? Kai-M. Toellner Dept. of Immunology The Medical School University of Birmingham Birmingham B15 2TT, UK E-mail: K.M.Toellner at bham.ac.uk