Role of matrix β-1,3 glucan in antifungal resistance of non-albicans Candida biofilms.

abstract：:TEM-28 (pI 6.1), expressed by an Escherichia coli clinical isolate, is a novel beta-lactamase which hydrolyzed ceftazidime, cefotaxime, and aztreonam with rates of 25, 1.1, and 5.6, respectively, relative to that for benzylpenicillin (100). The nucleotide sequence of blaTEM-28 differed from that of blaTEM-1 by two bas...

journal_title：Antimicrobial agents and chemotherapy

authors： Bradford PA,Jacobus NV,Bhachech N,Bush K

更新日期：1996-01-01 00:00:00

abstract：:Among respiratory tract isolates of Streptococcus pneumoniae from children, resistance to penicillins, cephalosporins, macrolides, and trimethoprim-sulfamethoxazole (SXT) increases on an annual basis. Pediatric patients who do not respond to conventional therapy for respiratory tract infections someday may be treated ...

journal_title：Antimicrobial agents and chemotherapy

authors： Karlowsky JA,Thornsberry C,Critchley IA,Jones ME,Evangelista AT,Noel GJ,Sahm DF

更新日期：2003-06-01 00:00:00

abstract：:The "HACEK" organisms are a group of fastidious Gram-negative bacteria that cause a variety of infections, including infective endocarditis. Antimicrobial susceptibility testing is not universally available, and therapy for these infections is often empirical. We report the antimicrobial susceptibilities of 70 clinica...

journal_title：Antimicrobial agents and chemotherapy

authors： Coburn B,Toye B,Rawte P,Jamieson FB,Farrell DJ,Patel SN

更新日期：2013-04-01 00:00:00

abstract：:Alveolar echinococcosis (AE) is a severe disease caused by the larval stage of the tapeworm Echinococcus multilocularis Current chemotherapeutic treatment options based on benzimidazoles are of limited effectiveness, which underlines the need to find new antiechinococcosis drugs. Metformin is an antihyperglycemic and ...

journal_title：Antimicrobial agents and chemotherapy

authors： Loos JA,Dávila VA,Brehm K,Cumino AC

更新日期：2020-08-20 00:00:00

abstract：:Resistance to 5-fluorocytosine was studied in 137 independent Candida albicans clinical isolates. Seventy-eight isolates (57%) were susceptible; 51 isolates (37%) were partially resistant; 8 isolates (6%) were highly resistant. All partially resistant isolates gave rise to variants which were highly resistant. Some su...

journal_title：Antimicrobial agents and chemotherapy

authors： Defever KS,Whelan WL,Rogers AL,Beneke ES,Veselenak JM,Soll DR

更新日期：1982-11-01 00:00:00

abstract：:Because of the widespread occurrence of resistance to sulfonamides among Enterobacteriaceae, some researchers have suggested using trimethoprim (TMP) alone instead of the combination sulfamethoxazole-trimethoprim (SMX-TMP) in treating infections with TMP-susceptible organisms. To answer whether SMX-TMP suppresses the ...

journal_title：Antimicrobial agents and chemotherapy

authors： Guerrant RL,Wood SJ,Krongaard L,Reid RA,Hodge RH

更新日期：1981-01-01 00:00:00

abstract：:The activity of cephradine and the influence of pH on its activity against 70 Gardnerella vaginalis strains were determined. Serial dilutions of cephradine (0.062 to 256 micrograms/ml) were incorporated into Dunkelberg agar, inoculated with a Steers replicator, incubated in 5% CO2 for 48 h, and examined. The minimal i...

journal_title：Antimicrobial agents and chemotherapy

authors： Goldstein EJ,Kwok YY,Sutter VL

更新日期：1983-09-01 00:00:00

abstract：:Here, we report the first detection of carbapenemase-producing Escherichia coli in Alaska and in wildlife in the United States. Wild bird (gull) feces sampled at three locations in Southcentral Alaska yielded isolates that harbored plasmid-encoded blaKPC-2 or chromosomally encoded blaOXA-48 and genes associated with a...

journal_title：Antimicrobial agents and chemotherapy

authors： Ahlstrom CA,Ramey AM,Woksepp H,Bonnedahl J

更新日期：2019-07-25 00:00:00

abstract：:The motility of viable Trichomonas vaginalis organisms is readily demonstrable in a clinical wet mount or cultured specimens. We attempted to determine whether migration is a dynamic process such that the organisms move to avoid exposure to toxic antimicrobial agents. With the use of axenic cultures of T. vaginalis th...

journal_title：Antimicrobial agents and chemotherapy

authors： Sugarman B,Mummaw N

更新日期：1988-09-01 00:00:00

abstract：:Catheter-associated urinary tract infections (CAUTIs) constitute the majority of nosocomial urinary tract infections (UTIs) and pose significant clinical challenges. These infections are polymicrobial in nature and are often associated with multidrug-resistant pathogens, including uropathogenic Escherichia coli (UPEC)...

journal_title：Antimicrobial agents and chemotherapy

authors： Guiton PS,Cusumano CK,Kline KA,Dodson KW,Han Z,Janetka JW,Henderson JP,Caparon MG,Hultgren SJ

更新日期：2012-09-01 00:00:00

abstract：:Many potent antiviral drugs have been developed against HIV-1, and their combined action is usually successful in achieving durable virus suppression in infected individuals. This success is based on two effects: additive or even synergistic virus inhibition and an increase in the genetic threshold for development of ...

journal_title：Antimicrobial agents and chemotherapy

authors： Zhao N,Wang G,Das AT,Berkhout B

更新日期：2017-11-22 00:00:00

abstract：:Time-kill studies were used to examine the in vitro activities of penicillin G, RP 59500, erythromycin, ciprofloxacin, sparfloxacin, and vancomycin against 10 pneumococci expressing various degrees of susceptibility to penicillin and erythromycin. RP 59500 MICs for all strains were 0.5 to 2.0 micrograms/ml, while eryt...

journal_title：Antimicrobial agents and chemotherapy

authors： Pankuch GA,Jacobs MR,Appelbaum PC

更新日期：1994-09-01 00:00:00

abstract：:Chromosomally mediated penicillin resistance in Neisseria gonorrhoeae occurs in part through alterations in penicillin-binding proteins (PBPs) and a decrease in outer membrane permeability. However, the genetic and molecular mechanisms of transformation of a penicillin-susceptible strain of N. gonorrhoeae to high-leve...

journal_title：Antimicrobial agents and chemotherapy

authors： Ropp PA,Hu M,Olesky M,Nicholas RA

更新日期：2002-03-01 00:00:00

abstract：:Demonstration of synergism between trimethoprim and sulfamethoxazole against 10 Nocardia isolates was found to be critically dependent upon the isolate, the duration of incubation, and the trimethoprim-sulfamethoxazole ratio. Inoculum effect was not significant. The trimethoprim-sulfamethoxazole ratio in the commercia...

journal_title：Antimicrobial agents and chemotherapy

authors： Bennett JE,Jennings AE

更新日期：1978-04-01 00:00:00

abstract：:Two morphotypes of Hafnia alvei differed in their susceptibilities to beta-lactam antibiotics. Both produced an inducible Bush group 1 beta-lactamase. Hyperinducibility of this enzyme was associated with reduced susceptibility in one morphotype. ...

journal_title：Antimicrobial agents and chemotherapy

authors： Thomson KS,Sanders CC,Washington JA 2nd

更新日期：1993-06-01 00:00:00

abstract：:We tested the combined activity of vancomycin and seven beta-lactam antibiotics against Staphylococcus aureus clinical strain Mu3, which displays heterogeneous resistance to vancomycin. When combined with vancomycin, four of the seven tested beta-lactams exhibited an additive effect at or near their MICs, while all sh...

journal_title：Antimicrobial agents and chemotherapy

authors： Aritaka N,Hanaki H,Cui L,Hiramatsu K

更新日期：2001-04-01 00:00:00

abstract：:We isolated mutant YM644, which showed elevated resistance to norfloxacin, ethidium bromide, acriflavine, and rhodamine 6G, from Pseudomonas aeruginosa YM64, a strain that lacks four major multidrug efflux pumps. The genes responsible for the resistance were mexHI-opmD. Elevated ethidium extrusion was observed with ce...

journal_title：Antimicrobial agents and chemotherapy

authors： Sekiya H,Mima T,Morita Y,Kuroda T,Mizushima T,Tsuchiya T

更新日期：2003-09-01 00:00:00

abstract：:para-Aminosalicylic acid (PAS) remains one of the drugs of last resort for the treatment of tuberculosis, but its mechanism of action is still not completely understood. The main aim of this project was to identify new potential mechanisms of action and resistance to PAS by performing whole-genome sequencing on PAS-re...

journal_title：Antimicrobial agents and chemotherapy

authors： Satta G,Witney AA,Begum N,Ortiz Canseco J,Boa AN,McHugh TD

更新日期：2020-08-20 00:00:00

abstract：:PER-1 is an extended-spectrum β-lactamase that is encoded by a gene located in composite transposon Tn1213 made by two distinct insertion sequences, namely, ISPa12 and ISPa13. In vitro mobilization performed in Escherichia coli shows that Tn1213 is functional and is able to mobilize the blaPER-1 gene, although at a ve...

journal_title：Antimicrobial agents and chemotherapy

authors： Mancini S,Poirel L,Kieffer N,Nordmann P

更新日期：2018-02-23 00:00:00

abstract：:The time course of plasma drug levels and urinary recovery for two lipopeptide antifungal antibiotics, L-671,329 and cilofungin, were measured in male rhesus monkeys (Macaca mulatta) and in female DBA/2 mice. The antibiotics were administered intravenously at 10 mg/kg of body weight in phosphate-buffered saline-26% po...

journal_title：Antimicrobial agents and chemotherapy

authors： Sundelof JG,Hajdu R,Cleare WJ,Onishi J,Kropp H

更新日期：1992-03-01 00:00:00

abstract：:The treatment of dermatophytoses, including onychomycosis, has come a long way over the past few decades with the introduction of oral antifungals (e.g., terbinafine and itraconazole). However, with these advancements in oral therapies come several undesirable effects, such as kidney and liver toxicity, along with dru...

journal_title：Antimicrobial agents and chemotherapy

authors： Long L,Hager C,Ghannoum M

更新日期：2016-03-25 00:00:00

abstract：:Linezolid was tested against 32 species of uncommonly isolated gram-positive organisms (3,251 strains) by reference MIC methods and found to be highly active (MIC50 range, 0.25 to 2 microg/ml; MIC90 range, 0.25 to 2 microg/ml). Only one isolate (viridans group streptococcus; 0.03% of tested strains) was resistant to l...

journal_title：Antimicrobial agents and chemotherapy

authors： Jones RN,Stilwell MG,Hogan PA,Sheehan DJ

更新日期：2007-04-01 00:00:00

abstract：:Despite the documented benefit of voriconazole therapeutic drug monitoring, nonlinear pharmacokinetics make the timing of steady-state trough sampling and appropriate dose adjustments unpredictable by conventional methods. We developed a nonparametric population model with data from 141 previously richly sampled child...

journal_title：Antimicrobial agents and chemotherapy

authors： Neely M,Margol A,Fu X,van Guilder M,Bayard D,Schumitzky A,Orbach R,Liu S,Louie S,Hope W

更新日期：2015-01-01 00:00:00

abstract：:Escherichia coli K-12 carrying the R-factor R1 or R6K is resistant to streptomycin. The resistance is due to R-factor-coded enzymes that metabolize the drug. Streptomycin can be inactivated in two ways, either by adenylylation or by phosphorylation; both reactions require adenosine 5'-triphosphate. In this work we sho...

journal_title：Antimicrobial agents and chemotherapy

authors： Lundbäck AK,Nordström K

更新日期：1974-05-01 00:00:00

abstract：:The antimicrobial susceptibility and mechanisms of resistance of 109 Shigella and 40 Salmonella isolates from children with diarrhea in southern Mozambique were assessed. The susceptibility to seven antimicrobial agents was tested by disk diffusion, and mechanisms of resistance were searched by PCR or colorimetric met...

journal_title：Antimicrobial agents and chemotherapy

authors： Mandomando I,Jaintilal D,Pons MJ,Vallès X,Espasa M,Mensa L,Sigaúque B,Sanz S,Sacarlal J,Macete E,Abacassamo F,Alonso PL,Ruiz J

更新日期：2009-06-01 00:00:00

abstract：:Here we completely sequenced four mcr-1-haboring plasmids, isolated from two extended-spectrum-β-lactamase (ESBL)-producing Escherichia coli and two carbapenemase-producing Klebsiella pneumoniae clinical isolates. The mcr-1-harboring plasmids from an E. coli sequence type 2448 (ST2448) isolate and two K. pneumoniae ST...

journal_title：Antimicrobial agents and chemotherapy

authors： Li A,Yang Y,Miao M,Chavda KD,Mediavilla JR,Xie X,Feng P,Tang YW,Kreiswirth BN,Chen L,Du H

更新日期：2016-06-20 00:00:00

abstract：:There is increasing interest in the use of lipophilic copper (Cu)-containing complexes to combat bacterial infections. In this work, we showed that Cu complexes with bis(thiosemicarbazone) ligands [Cu(btsc)] exert antibacterial activity against a range of medically significant pathogens. Previous work using Neisseria ...

journal_title：Antimicrobial agents and chemotherapy

authors： Djoko KY,Goytia MM,Donnelly PS,Schembri MA,Shafer WM,McEwan AG

更新日期：2015-10-01 00:00:00

abstract：:Six strains of Staphylococcus aureus isolated from cystic fibrosis patients after treatment with azithromycin were cross-resistant to azithromycin and erythromycin. None of the isolates contained erm or msr(A) genes, but they all carried either A2058G/U or A2059G mutations within the rrl genes, with a majority of the ...

journal_title：Antimicrobial agents and chemotherapy

authors： Prunier AL,Malbruny B,Tandé D,Picard B,Leclercq R

更新日期：2002-09-01 00:00:00

abstract：:Treatment of Escherichia coli K-10 with 100 mug of chloramphenicol per ml for periods greater than 30 min leads to progressive lysis and killing of cells. The bactericidal action of the antibiotic is dependent on cell growth and physiology; only rapidly dividing cells are susceptible to killing; resting or slowly grow...

journal_title：Antimicrobial agents and chemotherapy

authors： Guota RS

更新日期：1975-06-01 00:00:00

abstract：:Quadruple mutations in the Plasmodium falciparum dihydrofolate reductase (PFDHFR) enzyme give rise to the highest level of pyrimethamine resistance leading to treatment failures. We describe here the presence of these quadruple mutations in a majority of P. falciparum isolates from Car Nicobar (Andaman and Nicobar) Is...

journal_title：Antimicrobial agents and chemotherapy

authors： Ahmed A,Das MK,Dev V,Saifi MA,Wajihullah,Sharma YD

更新日期：2006-04-01 00:00:00