Association of the extended-spectrum beta-lactamase gene blaTLA-1 with a novel ISCR element, ISCR20.

abstract：:Placental transfer of the HIV protease inhibitor darunavir was investigated in 5 term human cotyledons perfused with darunavir (1,000 ng/ml) in the maternal to fetal direction. The mean (± the standard deviation [SD]) fetal transfer rate (FTR) (fetal/maternal concentration at steady state from 30 to 90 min) was 15.0%±...

journal_title：Antimicrobial agents and chemotherapy

authors： Mandelbrot L,Duro D,Belissa E,Peytavin G

更新日期：2014-09-01 00:00:00

abstract：:The epidemiology of the two common erythromycin resistance methylase (erm) genes ermA and ermC was analyzed by Southern blotting in 428 erythromycin-resistant Staphylococcus aureus strains isolated from blood between 1959 and 1988 in Denmark. ermA and/or ermC was present in 98% of the erythromycin-resistant strains te...

journal_title：Antimicrobial agents and chemotherapy

authors： Westh H,Hougaard DM,Vuust J,Rosdahl VT

更新日期：1995-02-01 00:00:00

abstract：:Klebsiella pneumoniae carbapenemase (KPC)-producing Enterobacteriaceae have emerged as major nosocomial pathogens. bla(KPC), commonly located on Tn4401, is found in Gram-negative bacterial strains, with the two most common variants, bla(KPC-2) and bla(KPC-3), identified in plasmids with diverse genetic backgrounds. In...

journal_title：Antimicrobial agents and chemotherapy

authors： Chen L,Chavda KD,Fraimow HS,Mediavilla JR,Melano RG,Jacobs MR,Bonomo RA,Kreiswirth BN

更新日期：2013-01-01 00:00:00

abstract：:Candida glabrata, the second most common cause of Candida infections, is associated with high rates of mortality and often exhibits resistance to the azole class of antifungal agents. Upc2 and Ecm22 in Saccharomyces cerevisiae and Upc2 in Candida albicans are the transcriptional regulators of ERG11, the gene encoding ...

journal_title：Antimicrobial agents and chemotherapy

authors： Whaley SG,Caudle KE,Vermitsky JP,Chadwick SG,Toner G,Barker KS,Gygax SE,Rogers PD

更新日期：2014-08-01 00:00:00

abstract：:Using an isogenic system, we have determined the impact that the four promoters known to control bla(TEM) gene expression have on beta-lactamase activity. For both TEM-1 and TEM-30, this activity gradually increased in relation to the presence of promoters P3, Pa/Pb, and P4 upstream of the corresponding gene. Promoter...

journal_title：Antimicrobial agents and chemotherapy

authors： Lartigue MF,Leflon-Guibout V,Poirel L,Nordmann P,Nicolas-Chanoine MH

更新日期：2002-12-01 00:00:00

abstract：:The effect of monocytopenia and granulocytopenia on the outgrowth of Staphylococcus aureus as well as on antibiotic efficacy was studied in an experimental thigh infection in mice. Pretreatment with etoposide reduced monocyte numbers in blood to 14% and those of granulocytes to 54% at the time of infection. Monocytope...

journal_title：Antimicrobial agents and chemotherapy

authors： Calame W,van der Waals R,Mattie H,van Furth R

更新日期：1989-06-01 00:00:00

abstract：:The continued evolution of bacterial resistance to the β-lactam class of antibiotics has necessitated countermeasures to ensure continued effectiveness in the treatment of infections caused by bacterial pathogens. One relatively successful approach has been the development of new β-lactam analogs with advantages over ...

journal_title：Antimicrobial agents and chemotherapy

authors： Cotroneo N,Rubio A,Critchley IA,Pillar C,Pucci MJ

更新日期：2020-07-22 00:00:00

abstract：:Mycobacterium tuberculosis and the fast-growing species Mycobacterium abscessus are two important human pathogens causing persistent pulmonary infections that are difficult to cure and require long treatment times. The emergence of drug-resistant M. tuberculosis strains and the high level of intrinsic resistance of M....

journal_title：Antimicrobial agents and chemotherapy

authors： Gupta R,Rodrigues Felix C,Akerman MP,Akerman KJ,Slabber CA,Wang W,Adams J,Shaw LN,Tse-Dinh YC,Munro OQ,Rohde KH

更新日期：2018-04-26 00:00:00

abstract：:Accurate assessment of the risk factors for colonization with vancomycin-resistant enterococci (VRE) among high-risk patients is often confounded by nosocomial VRE transmission. We undertook a 15-month prospective cohort study of adults admitted to high-risk units (hematology, renal, transplant, and intensive care) in...

journal_title：Antimicrobial agents and chemotherapy

authors： Padiglione AA,Wolfe R,Grabsch EA,Olden D,Pearson S,Franklin C,Spelman D,Mayall B,Johnson PD,Grayson ML

更新日期：2003-08-01 00:00:00

abstract：:Recent Food and Drug Administration (FDA) guidance endorses the use of an early clinical response endpoint as the primary outcome for community-acquired bacterial pneumonia (CABP) trials. While antibiotics will now be approved for CABP, in practice they will primarily be used to treat patients with community-acquired ...

journal_title：Antimicrobial agents and chemotherapy

authors： Zasowski E,Butterfield JM,McNutt LA,Cohen J,Cosler L,Pai MP,Gottwald J,Chen WZ,Lodise TP

更新日期：2014-07-01 00:00:00

abstract：:Five sequential Cryptococcus neoformans isolates recovered from an AIDS patient with recurrent meningitis were analyzed. Four isolates were fluconazole susceptible, while the fifth isolate developed fluconazole resistance. Analysis of the 14-alpha lanosterol demethylase gene (ERG11) showed a point mutation in the resi...

journal_title：Antimicrobial agents and chemotherapy

authors： Rodero L,Mellado E,Rodriguez AC,Salve A,Guelfand L,Cahn P,Cuenca-Estrella M,Davel G,Rodriguez-Tudela JL

更新日期：2003-11-01 00:00:00

abstract：:Ciprofloxacin, a fluorinated 4-quinolone, is useful for the clinical treatment of infections due to its antibacterial properties and also modulates the immune response of monocytes isolated from human peripheral blood mononuclear cells. In the present study, we found that ciprofloxacin induced the production of prosta...

journal_title：Antimicrobial agents and chemotherapy

authors： Takahashi HK,Iwagaki H,Xue D,Katsuno G,Sugita S,Mizuno K,Mori S,Saito S,Yoshino T,Tanaka N,Nishibori M

更新日期：2005-08-01 00:00:00

abstract：:A multicenter collection of bacteremic isolates of Escherichia coli (n = 423), Klebsiella pneumoniae (n = 372), Pseudomonas aeruginosa (n = 300), and Acinetobacter baumannii complex (n = 199) was analyzed for susceptibility. Xpert Carba-R assay and sequencing for mcr genes were performed for carbapenem- or colistin-re...

journal_title：Antimicrobial agents and chemotherapy

authors： Liu PY,Lee YL,Lu MC,Shao PL,Lu PL,Chen YH,Cheng SH,Ko WC,Lin CY,Wu TS,Yen MY,Wang LS,Liu CP,Lee WS,Chen YS,Wang FD,Tseng SH,Lin CN,Tang HJ,Chen YH,Sheng WH,Lee CM,Liao MH,Hsueh PR

更新日期：2020-09-21 00:00:00

abstract：:The pharmacokinetics of a single 1-g intravenous dose of mezlocillin were examined in six functionally anephric patients undergoing hemodialysis. Hemodialysis clearance calculated by plasma extraction ratios across the dialyzer membrane and by dialysis fluid agree well, averaging 26 and 32 ml/min. Dialyzer extraction ...

journal_title：Antimicrobial agents and chemotherapy

authors： Janicke DM,Mangione A,Schultz RW,Jusko WJ

更新日期：1981-11-01 00:00:00

abstract：:Data comparing the treatment outcomes of the two most frequently recommended empirical antibiotic regimens for community-acquired pneumonia (CAP)--combination therapy with an extended-spectrum beta-lactam and a macrolide (BL+M) or fluoroquinolone (F) monotherapy--for patients with severe CAP are sparse. The purpose of...

journal_title：Antimicrobial agents and chemotherapy

authors： Lodise TP,Kwa A,Cosler L,Gupta R,Smith RP

更新日期：2007-11-01 00:00:00

abstract：:The cell wall composition and autolytic properties of passage-selected glycopeptide-intermediate Staphylococcus aureus (GISA) isolates and their parent strains were studied in order to investigate the mechanism of decreased vancomycin susceptibility. GISA had relatively modest changes in peptidoglycan composition invo...

journal_title：Antimicrobial agents and chemotherapy

authors： Koehl JL,Muthaiyan A,Jayaswal RK,Ehlert K,Labischinski H,Wilkinson BJ

更新日期：2004-10-01 00:00:00

abstract：:Streptococcus pneumoniae is one of the leading pathogens that cause a variety of mucosal and invasive infections. With the increased emergence of multidrug-resistant S. pneumoniae, new antimicrobials with mechanisms of action different from conventional antibiotics are urgently needed. In this study, we identified a p...

journal_title：Antimicrobial agents and chemotherapy

authors： Yang H,Gong Y,Zhang H,Etobayeva I,Miernikiewicz P,Luo D,Li X,Zhang X,Dąbrowska K,Nelson DC,He J,Wei H

更新日期：2019-03-27 00:00:00

abstract：:The clinical vancomycin-intermediate Staphylococcus aureus (VISA) strain Mu50 carries two mutations in the vraSR and graRS two-component regulatory systems (TCRSs), namely, vraS(I5N) and graR(N197S) (hereinafter designated graR). The clinical heterogeneously vancomycin-intermediate S. aureus (hVISA) strain Mu3 shares ...

journal_title：Antimicrobial agents and chemotherapy

authors： Matsuo M,Hishinuma T,Katayama Y,Cui L,Kapi M,Hiramatsu K

更新日期：2011-09-01 00:00:00

abstract：:The in vitro activities of sparfloxacin, temafloxacin, ciprofloxacin, ofloxacin, clarithromycin, erythromycin, tetracycline, cephalothin, penicillin G, and amoxicillin-clavulanic acid against 173 recent clinical bite wound isolates were determined by agar dilution. Sparfloxacin was active against all strains (MIC for ...

journal_title：Antimicrobial agents and chemotherapy

authors： Goldstein EJ,Citron DM

更新日期：1993-05-01 00:00:00

abstract：:The VanA ligase encoded by the vancomycin resistance plasmid pIP816 of Enterococcus faecium BM4147 condenses D-alanine with various D-2-hydroxy and D-2-amino acids in vitro. D-Lactate added to the culture medium restored the vancomycin resistance of a strain that does not produce the VanH dehydrogenase and therefore a...

journal_title：Antimicrobial agents and chemotherapy

authors： Arthur M,Molinas C,Bugg TD,Wright GD,Walsh CT,Courvalin P

更新日期：1992-04-01 00:00:00

abstract：:Mupirocin is a topical antibiotic used for the treatment of skin infections and the eradication of methicillin-resistant Staphylococcus aureus carriage. It inhibits bacterial protein synthesis by interfering with isoleucyl-tRNA synthetase activity. High-level mupirocin resistance (MIC of ≥ 512 μg/ml) is mediated by th...

journal_title：Antimicrobial agents and chemotherapy

authors： Seah C,Alexander DC,Louie L,Simor A,Low DE,Longtin J,Melano RG

更新日期：2012-04-01 00:00:00

abstract：:Leptospirosis and scrub typhus are important causes of acute fever in Southeast Asia. Options for empirical therapy include doxycycline and azithromycin, but it is unclear whether their efficacies are equivalent. We conducted a multicenter, open, randomized controlled trial with adult patients presenting with acute fe...

journal_title：Antimicrobial agents and chemotherapy

authors： Phimda K,Hoontrakul S,Suttinont C,Chareonwat S,Losuwanaluk K,Chueasuwanchai S,Chierakul W,Suwancharoen D,Silpasakorn S,Saisongkorh W,Peacock SJ,Day NP,Suputtamongkol Y

更新日期：2007-09-01 00:00:00

abstract：:The methionyl-tRNA synthetase (MetRS) is a novel drug target for the protozoan pathogen Giardia intestinalis. This protist contains a single MetRS that is distinct from the human cytoplasmic MetRS. A panel of MetRS inhibitors was tested against recombinant Giardia MetRS, Giardia trophozoites, and mammalian cell lines....

journal_title：Antimicrobial agents and chemotherapy

authors： Ranade RM,Zhang Z,Gillespie JR,Shibata S,Verlinde CL,Hol WG,Fan E,Buckner FS

更新日期：2015-11-01 00:00:00

abstract：:Molecular studies have shown that the majority of azole resistance in Aspergillus fumigatus is associated with amino acid substitutions in the cyp51A gene. To obtain insight into azole resistance mutations, the cyp51A gene of 130 resistant and 76 susceptible A. fumigatus isolates was sequenced. Out of 130 azole-resist...

journal_title：Antimicrobial agents and chemotherapy

authors： Snelders E,Karawajczyk A,Schaftenaar G,Verweij PE,Melchers WJ

更新日期：2010-06-01 00:00:00

abstract：:Actithiazic acid and alpha-methyldethiobiotin inhibited the conversion of dethiobiotin to biotin resting-cell suspensions of Escherichia coli. The concentrations which effected 50% inhibition were 0.45 and 1.1 microM for actithiazic acid and alpha-methyldethiobiotin, respectively. Cells grown in low concentrations of ...

journal_title：Antimicrobial agents and chemotherapy

authors： Eisenberg MA,Hsiung SC

更新日期：1982-01-01 00:00:00

abstract：:The activities of daptomycin, a cyclic lipopeptide, and eight other agents were determined against 338 strains of gram-positive anaerobic bacteria and corynebacteria by the NCCLS reference agar dilution method with supplemented brucella agar for the anaerobes and Mueller-Hinton agar for the corynebacteria. The daptomy...

journal_title：Antimicrobial agents and chemotherapy

authors： Goldstein EJ,Citron DM,Merriam CV,Warren YA,Tyrrell KL,Fernandez HT

更新日期：2003-01-01 00:00:00

abstract：:Mercury has a long history as an antimicrobial agent effective against eukaryotic and prokaryotic organisms. Despite its prolonged use, the basis for mercury toxicity in prokaryotes is not well understood. Archaea, like bacteria, are prokaryotes but they use a simplified version of the eukaryotic transcription apparat...

journal_title：Antimicrobial agents and chemotherapy

authors： Dixit V,Bini E,Drozda M,Blum P

更新日期：2004-06-01 00:00:00

abstract：:We have studied the interference of roxithromycin with NADPH oxidase, the key enzymatic system for oxidant production by human neutrophils. Roxithromycin alters the reconstitution of an active enzyme and impairs the translocation to the outer membrane of the cytosolic components p47-phox and p67-phox. Interestingly, i...

journal_title：Antimicrobial agents and chemotherapy

authors： Abdelghaffar H,Babin-Chevaye C,Labro MT

更新日期：2005-07-01 00:00:00

abstract：:Infection with human cytomegalovirus (HCMV) continues to be a major threat for pregnant women and the immunocompromised population. Although several anti-HCMV therapies are available, the development of new anti-HCMV agents is highly desired. There is growing interest in identifying compounds that might inhibit HCMV b...

journal_title：Antimicrobial agents and chemotherapy

authors： Kapoor A,Cai H,Forman M,He R,Shamay M,Arav-Boger R

更新日期：2012-09-01 00:00:00

abstract：:Tn5801, originally detected in Staphylococcus aureus Mu50, is a Tn916 family element in which a unique int gene (int5801) replaces the int and xis genes in Tn916 (int916 and xis916). Among 62 tet(M)-positive tetracycline-resistant Streptococcus agalactiae isolates, 43 harbored Tn916, whereas 19 harbored a Tn5801-like ...

journal_title：Antimicrobial agents and chemotherapy

authors： Mingoia M,Morici E,Tili E,Giovanetti E,Montanari MP,Varaldo PE

更新日期：2013-09-01 00:00:00