Molecular analysis of vanHAX element in vancomycin resistant enterococci isolated from hospitalized patients in Tehran.

Background: Vancomycin (glycopeptide)-resistant enterococci (VRE or GRE) can cause serious problems for hospitalized patients due to the limited options for treatment of VRE infections. As infection with VRE increases in hospitals, further knowledge about vancomycin resistant genes is needed.

Methods: Isolates of Enterococcus spp.