High prevalence of metallo-beta-lactamase and 16S rRNA methylase coproduction among imipenem-resistant Pseudomonas aeruginosa isolates in Brazil.

abstract：:We tested the hypothesis that the bacterial load at the infection site could impact considerably on the pharmacokinetic/pharmacodynamic (PK/PD) parameters of fluoroquinolones. Using a rat lung infection model, we measured the influence of different marbofloxacin dosage regimens on selection of resistant bacteria after...

journal_title：Antimicrobial agents and chemotherapy

authors： Kesteman AS,Ferran AA,Perrin-Guyomard A,Laurentie M,Sanders P,Toutain PL,Bousquet-Mélou A

更新日期：2009-11-01 00:00:00

abstract：:Resistance to daptomycin in enterococcal clinical isolates remains rare but is being increasingly reported in the United States and worldwide. There are limited data on the genetic relatedness and microbiological and clinical characteristics of daptomycin-nonsusceptible enterococcal clinical isolates. In this study, w...

journal_title：Antimicrobial agents and chemotherapy

authors： Wang G,Kamalakaran S,Dhand A,Huang W,Ojaimi C,Zhuge J,Yee LL,Mayigowda P,Surendraiah PK,Dimitrova N,Fallon JT

更新日期：2014-08-01 00:00:00

abstract：:The presence and characterization of plasmid-mediated fosfomycin resistance determinants among Escherichia coli isolates collected from pets in China between 2006 and 2010 were investigated. Twenty-nine isolates (9.0%) were positive for fosA3, and all of them were CTX-M producers. The fosA3 genes were flanked by IS26 ...

journal_title：Antimicrobial agents and chemotherapy

authors： Hou J,Huang X,Deng Y,He L,Yang T,Zeng Z,Chen Z,Liu JH

更新日期：2012-04-01 00:00:00

abstract：:The human and veterinary disease complex known as African trypanosomiasis continues to inflict significant global morbidity, mortality, and economic hardship. Drug resistance and toxic side effects of old drugs call for novel and unorthodox strategies for new and safe treatment options. We designed methyltriazenyl pur...

journal_title：Antimicrobial agents and chemotherapy

authors： Rodenko B,Wanner MJ,Alkhaldi AA,Ebiloma GU,Barnes RL,Kaiser M,Brun R,McCulloch R,Koomen GJ,de Koning HP

更新日期：2015-11-01 00:00:00

abstract：:MarA47(Yp) from Yersinia pestis, showing 47% identity to Escherichia coli MarA in its N terminus, caused resistance to antibiotics and to organic solvents when expressed in both E. coli and Y. pestis. Resistance was linked to increased expression of the AcrAB multidrug efflux pump. In four of five spontaneous multidru...

journal_title：Antimicrobial agents and chemotherapy

authors： Udani RA,Levy SB

更新日期：2006-09-01 00:00:00

abstract：:Seventeen clinical isolates of group C streptococci were tested for penicillin tolerance. Sixteen of the strains showed penicillin tolerance with a 32-fold or greater difference between the minimal inhibitory concentration and the minimal bactericidal concentration. Synergism was demonstrated with a combination of pen...

journal_title：Antimicrobial agents and chemotherapy

authors： Portnoy D,Prentis J,Richards GK

更新日期：1981-08-01 00:00:00

abstract：:The spread of antibiotic-resistant bacteria presents a global health challenge. Efficient surveillance of bacteria harboring antibiotic resistance genes (ARGs) is a critical aspect to controlling the spread. Increased access to microbial genomic data from many diverse populations informs this surveillance but only whe...

journal_title：Antimicrobial agents and chemotherapy

authors： Kim HL,Rodriguez RD,Morris SK,Zhao S,Donato JJ

更新日期：2020-10-20 00:00:00

abstract：:The antibacterial drug nalidixic acid (Nal) can suppress the growth of Candida albicans at levels of the drug normally found in urine. Growth suppression increases as drug levels are increased, and Nal also causes a similar proportional inhibition of the synthesis of all cellular macromolecules. However, growth temper...

journal_title：Antimicrobial agents and chemotherapy

authors： Sobieski RJ,Brewer AR

更新日期：1976-03-01 00:00:00

abstract：:Limited antiretrovirals are currently available for the management of multidrug-resistant (MDR) HIV-1 infection. Ibalizumab, a recombinant humanized monoclonal antibody, represents the first novel agent for HIV-1 management in over a decade and is the first monoclonal antibody for the treatment of MDR HIV-1 infection ...

journal_title：Antimicrobial agents and chemotherapy

authors： Beccari MV,Mogle BT,Sidman EF,Mastro KA,Asiago-Reddy E,Kufel WD

更新日期：2019-05-24 00:00:00

abstract：:Ribonucleoside analog inhibitors (rNAI) target the hepatitis C virus (HCV) RNA-dependent RNA polymerase nonstructural protein 5B (NS5B) and cause RNA chain termination. Here, we expand our studies on β-d-2'-C-methyl-2,6-diaminopurine-ribonucleotide (DAPN) phosphoramidate prodrug 1 (PD1) as a novel investigational inhi...

journal_title：Antimicrobial agents and chemotherapy

authors： Ehteshami M,Tao S,Ozturk T,Zhou L,Cho JH,Zhang H,Amiralaei S,Shelton JR,Lu X,Khalil A,Domaoal RA,Stanton RA,Suesserman JE,Lin B,Lee SS,Amblard F,Whitaker T,Coats SJ,Schinazi RF

更新日期：2016-07-22 00:00:00

abstract：:In our study we examined the anti-human immunodeficiency virus type 1 (anti-HIV-1) activity of a novel HIV-1 protease inhibitor, PNU-140690 (tipranavir), against patient-derived isolates resistant to multiple other protease inhibitors (PIs). The aim of our experiments was to investigate the genotypes and the in vitro ...

journal_title：Antimicrobial agents and chemotherapy

authors： Rusconi S,La Seta Catamancio S,Citterio P,Kurtagic S,Violin M,Balotta C,Moroni M,Galli M,d'Arminio-Monforte A

更新日期：2000-05-01 00:00:00

abstract：:This study investigates the role of active efflux system MexXY in the emergence of aminoglycoside (AG) resistance among cystic fibrosis (CF) isolates of Pseudomonas aeruginosa. Three genotypically related susceptible and resistant (S/R) bacterial pairs and three other AG-resistant CF strains were compared to four non-...

journal_title：Antimicrobial agents and chemotherapy

authors： Vogne C,Aires JR,Bailly C,Hocquet D,Plésiat P

更新日期：2004-05-01 00:00:00

abstract：:The pharmacokinetics and protein binding of ceforanide were studied in 15 patients undergoing cholecystectomies. Each patient received ceforanide (20 mg/kg) intravenously on arrival in the operating room, after which serial blood samples were collected during the elimination phase for determination of total and free c...

journal_title：Antimicrobial agents and chemotherapy

authors： DiPiro JT,Bayoumi SM,Vallner JJ,Nesbit RR,Gokhale R,Rissing JP

更新日期：1985-04-01 00:00:00

abstract：:The effect of incubation with interferon prior to the stimulation of interferon production (priming) and of sequential treatment with cycloheximide and actinomycin D (superinduction) on the interferon yield from polyinosinic-polycytidylic acid (poly I.poly C)-induced diploid human foreskin cell cultures (FS-3 strain) ...

journal_title：Antimicrobial agents and chemotherapy

authors： Havell EA,Vilcek J

更新日期：1972-12-01 00:00:00

abstract：:A total of 191 soil samples from Hangzhou, China, were submitted to detect non-wild-type (non-WT) Aspergillus fumigatus and its associated mechanisms. There were 2 (4.7%), 13 (12.4%), and 31 (23.1%) isolates identified as non-WT in 2014, 2016, and 2018, respectively. The resistant mutations of TR34/L98H, TR46/Y121F/T2...

journal_title：Antimicrobial agents and chemotherapy

authors： Cao D,Wu R,Dong S,Wang F,Ju C,Yu S,Xu S,Fang H,Yu Y

更新日期：2020-09-21 00:00:00

abstract：:The incidence of measles virus (MV) infection has been significantly reduced in many nations through extensive vaccination; however, the virus still causes significant morbidity and mortality in developing countries. Measles outbreaks also occur in some developed countries that have failed to maintain high vaccine cov...

journal_title：Antimicrobial agents and chemotherapy

authors： Plemper RK,Doyle J,Sun A,Prussia A,Cheng LT,Rota PA,Liotta DC,Snyder JP,Compans RW

更新日期：2005-09-01 00:00:00

abstract：:Aspergillus fumigatus infections are associated with high mortality rates and high treatment costs. Limited available antifungals and increasing antifungal resistance highlight an urgent need for new antifungals. Thioredoxin reductase (TrxR) is essential for maintaining redox homeostasis and presents as a promising ta...

journal_title：Antimicrobial agents and chemotherapy

authors： Marshall AC,Kidd SE,Lamont-Friedrich SJ,Arentz G,Hoffmann P,Coad BR,Bruning JB

更新日期：2019-02-26 00:00:00

abstract：:Two antilipidemic compounds, clofibrate and procetofene, inhibited the replication of herpes simplex virus type 1 (HSV-1) in African green monkey kidney cells. Clofibrate, at a concentration of 400 mumol/liter caused a 63% reduction (P < 0.001) in HSV-1 yield and at 100 mumol/liter caused a 62% reduction (P < 0.001) i...

journal_title：Antimicrobial agents and chemotherapy

authors： Mehl JK,Witiak DT,Hamparian VV,Hughes JH

更新日期：1980-08-01 00:00:00

abstract：:Prolonged treatment of chronic hepatitis B virus (HBV) infection with lamivudine ([-]-beta-L-2',3'-dideoxy-3' thiacytidine) or famciclovir may select for viral mutants that are drug resistant due to point mutations in the polymerase gene. Determining whether such HBV mutants are sensitive to new antiviral agents is th...

journal_title：Antimicrobial agents and chemotherapy

authors： Chin R,Shaw T,Torresi J,Sozzi V,Trautwein C,Bock T,Manns M,Isom H,Furman P,Locarnini S

更新日期：2001-09-01 00:00:00

abstract：:Ceftaroline is a new cephalosporin with bactericidal activity against resistant Gram-positive organisms, including methicillin-resistant Staphylococcus aureus (MRSA) and penicillin-resistant Streptococcus pneumoniae, as well as common Gram-negative organisms. This study tested the prodrug, ceftaroline fosamil, against...

journal_title：Antimicrobial agents and chemotherapy

authors： Cottagnoud P,Cottagnoud M,Acosta F,Stucki A

更新日期：2013-10-01 00:00:00

abstract：:Enterococcus faecium clinical isolates A902 and BM4538, which were resistant to relatively high levels of vancomycin (128 and 64 microg/ml, respectively) and to low levels of teicoplanin (4 microg/ml), and Enterococcus faecalis clinical isolates BM4539 and BM4540, which were resistant to moderate levels of vancomycin ...

journal_title：Antimicrobial agents and chemotherapy

authors： Depardieu F,Kolbert M,Pruul H,Bell J,Courvalin P

更新日期：2004-10-01 00:00:00

abstract：:The role of inhalational combination therapy when treating carbapenem-resistant Pseudomonas aeruginosa and Klebsiella pneumoniae with newer beta-lactam/beta-lactamase inhibitors has not been established. Using a 72-h in vitro pharmacodynamic chemostat model, we simulated the human exposures achieved in epithelial lini...

journal_title：Antimicrobial agents and chemotherapy

authors： Almarzoky Abuhussain SS,Kuti JL,Nicolau DP

更新日期：2018-06-26 00:00:00

abstract：:The activity of nalidixic acid combined with each of 10 other antimicrobial agents on 95 strains of Enterobacteriaceae was studied. Synergism was found less often than antagonism, and the commonest outcome was indifference. Combinations of nalidixic acid with kanamycin, gentamicin, or colistin were more often synergis...

journal_title：Antimicrobial agents and chemotherapy

authors： Michel J,Luboshitzky R,Sacks T

更新日期：1973-09-01 00:00:00

abstract：:Selective decontamination of the digestive tract (SDD) has been evaluated as a method to prevent colonization and infection in ventilated patients in 40 trials. On the basis of an assumption that cross-infection would be reduced as a consequence of SDD and that this would distort the results of SDD studies that used c...

journal_title：Antimicrobial agents and chemotherapy

authors： Hurley JC

更新日期：1995-04-01 00:00:00

abstract：:Ovotransferrin immobilized by covalent linkage to Sepharose 4B showed a bacteriostatic effect towards Escherichia coli similar to that of free ovotransferrin. The growth of the bacteria, after exposure to the gel-bound ovotransferrin and its removal, depended on the length of exposure. The results suggest that the ant...

journal_title：Antimicrobial agents and chemotherapy

authors： Valenti P,Antonini G,Fanelli MR,Orsi N,Antonini E

更新日期：1982-05-01 00:00:00

abstract：:Low-level vancomycin-resistant Staphylococcus aureus (vancomycin-intermediate S. aureus [VISA] and heterogenous VISA [hVISA]) is increasingly reported and leads to glycopeptide treatment failure. Various phenotypic features have been reported for these isolates, but the genetic changes leading to hVISA and VISA have y...

journal_title：Antimicrobial agents and chemotherapy

authors： Howden BP,Johnson PD,Ward PB,Stinear TP,Davies JK

更新日期：2006-09-01 00:00:00

abstract：:Acute pulmonary exacerbations (APE) involving Pseudomonas aeruginosa are associated with increased morbidity and mortality in cystic fibrosis (CF) patients. Drug resistance is a significant challenge to treatment. Ceftazidime-avibactam (CZA) demonstrates excellent in vitro activity against isolates recovered from CF p...

journal_title：Antimicrobial agents and chemotherapy

authors： Bensman TJ,Wang J,Jayne J,Fukushima L,Rao AP,D'Argenio DZ,Beringer PM

更新日期：2017-09-22 00:00:00

abstract：:Salmonella spp. are important food-borne pathogens that are demonstrating increasing antimicrobial resistance rates in isolates obtained from food animals and humans. In this study, 10 multidrug-resistant, cephalosporin-resistant Salmonella isolates from bovine, porcine, and human sources from a single geographic regi...

journal_title：Antimicrobial agents and chemotherapy

authors： Winokur PL,Brueggemann A,DeSalvo DL,Hoffmann L,Apley MD,Uhlenhopp EK,Pfaller MA,Doern GV

更新日期：2000-10-01 00:00:00

abstract：:The rapid infusion of hyperosmolar solutions into the internal carotid artery transiently disrupts the integrity of the blood-brain barrier, permitting entry of substances normally excluded from the nervous system. This study examined the effect of such an infusion on the penetration of vancomycin and tobramycin into ...

journal_title：Antimicrobial agents and chemotherapy

authors： Perkins BA,Strausbaugh LJ

更新日期：1983-09-01 00:00:00

abstract：:Four large staphylococcal plasmids ranging in size from 31 to 82 kbp have been shown to mediate tetracycline resistance via an integrated copy of the tet(K)-encoding plasmid pT181 which was flanked by copies of the insertion element IS257. In two cases, IS257 elements interrupted the repC reading frame of pT181 and an...

journal_title：Antimicrobial agents and chemotherapy

authors： Werckenthin C,Schwarz S,Roberts MC

更新日期：1996-11-01 00:00:00