Establishment of an arbitrary PCR for rapid identification of Tn917 insertion sites in staphylococcus epidermidis : Characterization of biofilm-negative and nonmucoid mutants - Bartscht, Katrin.; Dobinsky, Sabine.; Horstkotte, Matthias A.; Kiel, Kathrin.; Knobloch, Johannes K.-M.; Mack, Dietrich.; Nedelmann, Max.; Rohde, Holger.