Streptococcus faecalis
Transferable beta lactamase A new mechanism for in vitro penicillin resistance in Streptococcus faecalis
... Although enterococci are relatively resistant to penicillin, the mechanism of resistance is largely unknown and enzymatic inactivation does not play a role. In this study, an isolate of Streptococcus ...
5
In vitro studies of plasmid mediated penicillinase from Streptococcus faecalis suggest a staphylococcal origin
... of Streptococcus faecalis with plasmid-mediated penicillinase production was studied ...S. faecalis strain hydrolyzed penicillin, ampicillin, and ureido-penicillins but not penicillinase-resistant ...
6
Studies on tetrahydrofolate in the metabolism of Streptococcus faecalis R
... 29 system was stimulated by a boiled extract from the same organism and the properties of the active principle were consistent with it being a polyglutamate of the citrovorum factor« The[r] ...
220
Aminoglycoside Inactivating Enzymes in Clinical Isolates of Streptococcus Faecalis: AN EXPLANATION FOR RESISTANCE TO ANTIBIOTIC SYNERGISM
... However, after mating JH2-7 with a resistant clinical isolate, the transconjugant strain JH2-7 pDR 1 8 acquired both adenylyltransferase and phosphotransferase activities, as well as hig[r] ...
8
Influence of growth medium on the in vitro activities of second and third generation cephalosporins against Streptococcus faecalis
... Because cefuroxime, ceftizoxime, cefotaxime, ceftriaxone, and cefmenoxime were the cephalosporins with activities that were most affected by the brand and blood content of the broth used[r] ...
7
High incidence of hemolysin production by Enterococcus (Streptococcus) faecalis strains associated with human parenteral infections
... Hemolysin production, clumping pheromone response, transferability of the hemolytic trait, and drug resistance were examined in 97 clinical isolates of Enterococcus Streptococcus faecali[r] ...
5
Serodiagnosis of Streptococcus faecalis endocarditis by immunoblotting of surface protein antigens
... faecalis species and were not recognized by hyperimmune rabbit serum in the other streptococcal species or the Staphylococcus aureus strain lanes 5 to 11.. faecalis antigens did not appe[r] ...
5
Antibacterial Activity of Methanol Extract of Pomegranate (Punica granatum L.) Peels
... and Streptococcus salivarius (1mg/ml) while Salmonella and Streptococcus faecalis showed MICs of 4 and 8 mg/ml ...epidermidis, Streptococcus mutans and Escherichia coli were ...
5
Identification of bacterial antigens in circulating immune complexes of infective endocarditis
... The presence of circulating immune complexes (IC) in patients with infective endocarditis has been well documented but the contributions of host and bacterial components to these IC have not been defined. To study this ...
11
Screening for Plasmid-Mediated Multidrug Resistant Bacteria in Ikpoba River Water Samples
... Abstract: The abuse and extensive use of antimicrobial agents by humans may increase resistant bacteria populations in the aquatic environment. The discharge of untreated wastewater into rivers and other non-point ...
5
Medium dependent zone size discrepancies associated with susceptibility testing of group D streptococci against various cephalosporins
... Results showed that a number of Streptococcus faecalis and Streptococcus faecium strains were susceptible to cephalothin, cefamandole, and cefotaxime, but the number varied with both the[r] ...
8
Ex Vivo Comparative Study of the Effect of Different Concentrations of Green Tea Extract and Two Common Irrigants on Root Canals Infected with Enterococcus faecalis
... In this study, we also reached similar results. We investigated the antimicrobial effect of differ- ent concentrations of green tea extract with that of three other irrigants (5.25% NaOCl, CHX, and normal saline) on E. ...
9
Enterococcus faecalis Enhances Expression and Activity of the Enterohemorrhagic Escherichia coli Type III Secretion System
... E. faecalis strain V583, Tir translocation was significantly increased compared to that for EHEC alone ...E. faecalis was universal or strain specific, four more strains of ...E. faecalis were tested, ...
14
An ABC Transporter Is Required for Secretion of Peptide Sex Pheromones in Enterococcus faecalis
... E. faecalis are derived from lipoprotein precursors (33, ...E. faecalis (36) and that the lipoprotein signal peptidase (LspA), which is a type II signal pep- tidase, is important for N-terminal processing ...
9
groESL Sequence Determination, Phylogenetic Analysis, and Species Differentiation for Viridans Group Streptococci
... of Streptococcus anginosus, Strepto- coccus constellatus, Streptococcus gordonii, and Streptococcus sanguis and the near full-length sequence of the groESL genes of Streptococcus intermedius, ...
7
Antimicrobial Activity of Methanolic Extracts of Myrtus Communis L. and Eucalyptus Galbie and their Combination with Calcium Hydroxide Powder against Enterococcus Faecalis
... The inhibitory effect of the extracts on the growth of E. faecalis has been shown. Table 1 shows the mean diam- eter of inhibition zone for each tested material. Results are the mean of three repetitions. ...
8
The Enterococcus faecalis EbpA Pilus Protein: Attenuation of Expression, Biofilm Formation, and Adherence to Fibrinogen Start with the Rare Initiation Codon ATT
... E. faecalis cells, as we previously described that there are considerable amounts of EbpA monomers on the cell surface ...E. faecalis OG1RF and TX5732 are a consequence of reduced rates of translation when ...
9
Genome sequences of copper resistant and sensitive Enterococcus faecalis strains isolated from copper-fed pigs in Denmark
... E. faecalis strains (S1, S12, S17, S18, S19 and S32) were isolated from Cu-fed pigs as part of the Danish Integrated Antimicrobial Resistance Monitoring (DAN- MAP) surveillance program ...E. faecalis ...
10
Enterococcus faecalis Produces Abundant Extracellular Structures Containing DNA in the Absence of Cell Lysis during Early Biofilm Formation
... The presence of bacterially derived extracellular DNA (eDNA) in biofilms and its role as an important structural component of the matrix in many species has been known for over a decade (3). The source of this eDNA has ...
9
Original Article Efficacy of Psidium guajava leaf extract on Streptococcus mutans and Enterococcus faecalis – an in vitro study
... In our in vitro study, we assessed the antibacterial activity of Psidium guava leaf extract on the most common oral pathogens Gram positive cocci- Streptococcus mutans and Enterococcus fecalis. Well diffusion ...
7