Conjugative transposons are highly ubiquitous elements found throughout the bacterial
world. Members of the Tn916–Tn1545 family carry the widely disseminated tetracycline-…

Over the past 30 years, multidrug resistant enterococci have emerged as leading causes of
hospital acquired infection. With the acquisition of resistance to vancomycin in the mid 1980’…

… Streptococcus faecalis (group D), a normal inhabitant of the gut, can be involved in endocarditis
and is commonly involved in urinary tract infections. Group D strains are also frequently …

… The added noncomplexed P32-labeled ColE, in (B) consisted of a mixture of 23S and
17S D)NA. (- *) H3-labeled ColE, complex; (0- - -0) PI-labeled noncomplexed ColE, D)NA. …

… is the carboxy terminal D-alanyl-D-alanine (D-ala-D-ala) of … D-ala-D-ala with a depsipeptide,
D-alanyl-D-lactate (D-ala-D-… the normal cell wall precursor terminating in D-ala-D-ala (4). …

… Oliver, D., B. Brown, and DB ClewelL. Analysis of plasmid DNA in a cariogenic strain of
Streptococcus faecalis: an approach to identifying genetic determinants on cryptic plasmids. J. …

… This is due to the fact that virtually all of the cells in cultures C and D are clumped (note
the large mass of cells at the bottom of cuvettes C and D) and the supernatant fluid is clear, …

… The plasmid DNA is centered in fractions 14 to 17, typical of supercoiled Col El DNA
under these conditions (Clewell and Helinski, J. Bacteriol., in press). The rather broad low-molecular…

… Clewell, DB 1990. Movable genetic elementsand antibiotic resistance in enterococci. Eur. …
Ike, Y., and DB Clewell. 1984. Genetic analysis of the pAD1 pheromone response in …

Conditions have been optimized for the use of a multiplex PCR for the detection of
vancomycin-resistant enterococci in nosocomial surveillance specimens. Seven primer sets targeting …