passages.id: split_6_test_1839_passage
passages.type: progene_text
passages.text: The MICs of E-4767 and E-5065 at which 90 % of the isolates tested were inhibited ( MIC(90)s) were 0.007 to 0.5 microg / ml and 0.03 to 2 microg / ml , respectively , for gram - positive organisms and < or = 0.003 to 0.06 microg / ml and 0.007 to 0.12 microg / ml , respectively , for members of the family Enterobacteriaceae except Serratia marcescens and Providencia spp. ( MIC(90)s of E-4767 and E-5065 for these species were < or = 0.5 microg / ml and < or = 2 microg / ml , respectively ) .