00446naa a2200145 a 450000100080000000500110000800800410001910000170006024501270007726000090020470000150021370000210022870000160024977300350026518396412010-01-10       1989    bl ---       0--  u    #d1 aHYNES, M. F.  aDirect selection for curing and deletion of Rhizobium plasmids using transposons carrying the Bacillus Subtilis sacB gene.  c19891 aQUANDT, J.1 aO'CONNELL, M. P.1 aPÜHLER, A.  tGenegv. 78, p. 111-120, 1989.