In vitro synergy of ampicillin with gentamicin, ceftriaxone and ciprofloxacin against Enterococcus faecalis

o carbapenems, suggesting that the blaIMP-2 gene was not trancribed or that its encoded protein was non-functional. Resistance Vireak Heang Boren Hout o tetracycline, two aminoglycosides and SXT could be attributed o the presence of tet(G), six AME genes, rmtB, sul1 and three famiies of DHFR genes, respectively. The relative levels of levofloxacin nd ciprofloxacin non-susceptibility were consistent with previous eports of qnrVC1-harbouring strains [3]. Michael G. Prouty Chonthida Supraprom Gavin W. Ford Steven W. Newell US Naval Medical Research Unit No. 2 (NAMRU-2), Phnom Penh, Blvd Kim Il Sung, Khan Toul Kork, Phnom Penh, Cambodia