In vitro activities of a new lipopeptide, HMR 1043, against susceptible and resistant gram-positive isolates.

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：:Antibiotics disrupt the intestinal microbiota, rendering patients vulnerable to colonization by exogenous pathogens. Intermicrobial interactions may attenuate this effect. Incubation with ceftriaxone-resistant, ccrA-positive, β-lactamase-producing Bacteroides strains raised the minimum bactericidal concentration of ce...

journal_title：Antimicrobial agents and chemotherapy

authors： Stiefel U,Tima MA,Nerandzic MM

更新日期：2015-01-01 00:00:00

abstract：:Extensive biochemical testing and 16S rRNA and rpoB sequence analysis revealed that clinical strain CF01Ent1, initially identified as Buttiauxella agrestis by the use of Api 32 biochemical strips, is a new organism in the Enterobacteriaceae family. It produced an inducible AmpC-type beta-lactamase whose sequence share...

journal_title：Antimicrobial agents and chemotherapy

authors： Bonnet R,Chanal C,Ageron E,Sirot D,De Champs C,Grimont P,Sirot J

更新日期：2002-10-01 00:00:00

abstract：:The pharmacokinetics of intravenously administered levofloxacin and ciprofloxacin were studied in intensive care unit patients during continuous venovenous hemofiltration (CVVH; four patients received levofloxacin, and five received ciprofloxacin) or hemodiafiltration (CVVHDF; six patients received levofloxacin, and f...

journal_title：Antimicrobial agents and chemotherapy

authors： Malone RS,Fish DN,Abraham E,Teitelbaum I

更新日期：2001-10-01 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：:In a previous work, we described the possible relationship between a defect of purine-cytosine permease and the acquisition of a cross-resistance to the antifungal combination flucytosine (5FC) and fluconazole (FLC) in Candida lusitaniae (T. Noël, F. François, P. Paumard, C. Chastin, D. Brethes, and J. Villard, Antimi...

journal_title：Antimicrobial agents and chemotherapy

authors： Chapeland-Leclerc F,Bouchoux J,Goumar A,Chastin C,Villard J,Noël T

更新日期：2005-08-01 00:00:00

abstract：:Human immunodeficiency virus (HIV) Tat and gp120 intriguingly share the feature of being basic peptides that, once released by HIV(+) cells, bind to polyanionic heparan sulfate proteoglycans (HSPGs) on target uninfected cells, contributing to the onset of AIDS-associated pathologies. To identify multitarget anti-HIV p...

journal_title：Antimicrobial agents and chemotherapy

authors： Bugatti A,Urbinati C,Ravelli C,De Clercq E,Liekens S,Rusnati M

更新日期：2007-07-01 00:00:00

abstract：:A new 3-N-aminoglycoside acetyltransferase is described, which possesses a wider substrate range than any such enzyme so far discovered in clinical isolates of antibiotic-resistant bacteria. ...

journal_title：Antimicrobial agents and chemotherapy

authors： Biddlecome S,Haas M,Davies J,Miller GH,Rane DF,Daniels PJ

更新日期：1976-06-01 00:00:00

abstract：:A Klebsiella pneumoniae strain resistant to third-generation cephalosporins was isolated in the eastern Netherlands. The strain was found to carry a novel extended-spectrum beta-lactamase, namely, SHV-31. The combination of the two mutations by which SHV-31 differs from SHV-1, namely, L35Q and E240K, had previously on...

journal_title：Antimicrobial agents and chemotherapy

authors： Mazzariol A,Roelofsen E,Koncan R,Voss A,Cornaglia G

更新日期：2007-03-01 00:00:00

abstract：:Quinazoline-2,4-diones, such as PD 0305970, are new DNA gyrase and topoisomerase IV (topo IV) inhibitors with potent activity against gram-positive pathogens, including quinolone-resistant isolates. The mechanistic basis of dione activity vis-à-vis quinolones is not understood. We present evidence for Streptococcus pn...

journal_title：Antimicrobial agents and chemotherapy

authors： Pan XS,Gould KA,Fisher LM

更新日期：2009-09-01 00:00:00

abstract：:Multidrug-resistant tuberculosis (MDR-TB) threatens global TB control. The lengthy treatment includes one of the injectable drugs kanamycin, amikacin, and capreomycin, usually for the first 6 months. These drugs have potentially serious toxicities, and when given as intramuscular injections, dosing can be painful. Adv...

journal_title：Antimicrobial agents and chemotherapy

authors： Dharmadhikari AS,Kabadi M,Gerety B,Hickey AJ,Fourie PB,Nardell E

更新日期：2013-06-01 00:00:00

abstract：:The oxazolidinone linezolid represents a new antibacterial class of potential benefit in managing multidrug-resistant gram-positive infections, including those caused by Streptococcus pneumoniae. In a gerbil model of acute otitis media (AOM) induced by either penicillin-resistant S. pneumoniae (PRSP; amoxicillin MIC =...

journal_title：Antimicrobial agents and chemotherapy

authors： Humphrey WR,Shattuck MH,Zielinski RJ,Kuo MS,Biermacher JJ,Smith DP,Jensen JL,Schaadt RD,Zurenko GE,Richards IM

更新日期：2003-04-01 00:00:00

abstract：:beta-Lactamase production was investigated in cultures of 25 Klebsiella pneumoniae isolates isolated at a hospital in Durban, South Africa, in 1994 and 1996. Twenty of these isolates gave ceftazidime MIC/ceftazidime plus clavulanate MIC ratios of >/=8, implying production of extended-spectrum beta-lactamases (ESBLs), ...

journal_title：Antimicrobial agents and chemotherapy

authors： Essack SY,Hall LM,Pillay DG,McFadyen ML,Livermore DM

更新日期：2001-01-01 00:00:00

abstract：:In a previous study we have shown that cultured epithelial cell lines can be used to measure the transepithelial passage of antimicrobial agents across the intestine and to obtain information on the mechanisms of transport utilized and predict the bioavailability of the antimicrobial agents after oral administration. ...

journal_title：Antimicrobial agents and chemotherapy

authors： Ranaldi G,Islam K,Sambuy Y

更新日期：1994-06-01 00:00:00

abstract：:In this report, we describe a new method to measure intracellular zidovudine triphosphate (ZDV-TP) levels in peripheral blood mononuclear cells (PBMCs) from patients treated with ZDV by utilizing inhibition of human immunodeficiency virus type 1 reverse transcriptase activity by ZDV-TP. Intracellular levels of ZDV-TP ...

journal_title：Antimicrobial agents and chemotherapy

authors： Robbins BL,Rodman J,McDonald C,Srinivas RV,Flynn PM,Fridland A

更新日期：1994-01-01 00:00:00

abstract：:Mycobacterium tuberculosis, the causative agent of human tuberculosis (TB), has surpassed HIV/AIDS as the leading cause of death from a single infectious agent. The increasing occurrence of drug-resistant strains has become a major challenge for health care systems and, in some cases, has rendered TB untreatable. Howe...

journal_title：Antimicrobial agents and chemotherapy

authors： Meikle V,Mossberg AK,Mitra A,Hakansson AP,Niederweis M

更新日期：2019-01-29 00:00:00

abstract：:Resistance of influenza viruses to antiviral drugs can emerge following medication or may result from natural variation. Two classes of anti-influenza virus drugs targeting either the M2 protein (amantadine and rimantadine) or neuraminidase (NA; oseltamivir and zanamivir) are currently licensed. These drugs are expect...

journal_title：Antimicrobial agents and chemotherapy

authors： Deyde VM,Nguyen T,Bright RA,Balish A,Shu B,Lindstrom S,Klimov AI,Gubareva LV

更新日期：2009-03-01 00:00:00

abstract：:We determined the pharmacodynamic parameter and the magnitude of that parameter that was predictive of the efficacy of fluconazole in the treatment of disseminated candidiasis. We used a neutropenic murine model of disseminated Candida albicans infection to characterize the time course of activity of fluconazole. Quan...

journal_title：Antimicrobial agents and chemotherapy

authors： Andes D,van Ogtrop M

更新日期：1999-09-01 00:00:00

abstract：:An increase in the number of tuberculosis cases caused by multiple-drug-resistant strains of Mycobacterium tuberculosis has stimulated search for new antituberculous agents. Beta-lactam antibiotics, traditionally regarded as ineffective against tuberculosis, merit consideration. Four major penicillin-binding proteins ...

journal_title：Antimicrobial agents and chemotherapy

authors： Chambers HF,Moreau D,Yajko D,Miick C,Wagner C,Hackbarth C,Kocagöz S,Rosenberg E,Hadley WK,Nikaido H

更新日期：1995-12-01 00:00:00

abstract：:Clostridium difficile is the leading cause of hospital-acquired infectious diarrhea. LFF571 is a novel inhibitor of the prokaryotic translation elongation factor Tu and is active against a range of bacterial species, including C. difficile. This first-in-human study investigated the safety and pharmacokinetics of sing...

journal_title：Antimicrobial agents and chemotherapy

authors： Ting LS,Praestgaard J,Grunenberg N,Yang JC,Leeds JA,Pertel P

更新日期：2012-11-01 00:00:00

abstract：:Doxycycline is reported to impair second-generation parasite schizogony. The effects of doxycycline alone and combined with dihydroartemisinin were investigated in a murine malaria model. Doxycycline lowered the rate of parasite growth within 2 days, with maximum effect in 6 days. Addition of dihydroartemisinin led to...

journal_title：Antimicrobial agents and chemotherapy

authors： Batty KT,Law AS,Stirling V,Moore BR

更新日期：2007-12-01 00:00:00

abstract：:Two Klebsiella pneumoniae isolates of the same strain, identified in Poland, produced either TEM-47 or TEM-68, which differed by the Arg275Leu substitution. They harbored a few virulence factors, including an iron-chelating factor and capsule overproduction, suggesting that these factors were sufficient to enhance the...

journal_title：Antimicrobial agents and chemotherapy

authors： Robin F,Hennequin C,Gniadkowski M,Beyrouthy R,Empel J,Gibold L,Bonnet R

更新日期：2012-02-01 00:00:00

abstract：:We used the Tn10-encoded Tet repressor, which has a highly specific binding capacity for tetracycline, to probe contacts between the drug and protein by chemical interference studies of the antibiotic. For that purpose, the equilibrium association constants of modified tetracyclines with the Tet repressor and Mg2+ cat...

journal_title：Antimicrobial agents and chemotherapy

authors： Degenkolb J,Takahashi M,Ellestad GA,Hillen W

更新日期：1991-08-01 00:00:00

abstract：:Human immunodeficiency virus type 1 (HIV-1) produces two polyproteins, Pr55(Gag) and Pr160(Gag-Pol), that are cleaved into mature functional subunits by the virally encoded protease. Drugs that inhibit this protease are an important part of anti-HIV therapy. We studied the ordered accumulation of Gag and Gag-Pol proce...

journal_title：Antimicrobial agents and chemotherapy

authors： Speck RR,Flexner C,Tian CJ,Yu XF

更新日期：2000-05-01 00:00:00

abstract：:Secondary resistance to azoles in Aspergillus fumigatus isolates from patients taking long-term itraconazole therapy has been described. We studied the acquisition of secondary azole resistance in 20 A. fumigatus isolates with no mutations at codon 54, 98, 138, 220, 432, or 448 in the cyp51A gene. Adjusted conidium in...

journal_title：Antimicrobial agents and chemotherapy

authors： Escribano P,Recio S,Peláez T,González-Rivera M,Bouza E,Guinea J

更新日期：2012-01-01 00:00:00

abstract：:In vitro selection of mutants with decreased susceptibility to ertapenem was performed using Escherichia coli and Klebsiella pneumoniae clinical strains producing either the bla(CTX-M-2), bla(CTX-M-3), bla(CTX-M-9), or bla(CTX-M-15) gene. Frequencies of mutants with decreased susceptibilities to ertapenem were similar...

journal_title：Antimicrobial agents and chemotherapy

authors： Girlich D,Poirel L,Nordmann P

更新日期：2009-02-01 00:00:00

abstract：:We have quantified the biological cost of VanA-type glycopeptide resistance due to the acquisition of the resistance operon by methicillin-resistant Staphylococcus aureus (MRSA) from Enterococcus sp. Exponential growths of recipient strain HIP11713, its transconjugant VRSA-1, VRSA-5, and VRSA-6 were compared in the ab...

journal_title：Antimicrobial agents and chemotherapy

authors： Foucault ML,Courvalin P,Grillot-Courvalin C

更新日期：2009-06-01 00:00:00

abstract：:The gyrA and gyrB genes of Chlamydia pneumoniae TW-183 were cloned, and their proteins were purified by use of a fusion system with a maltose-binding protein. The 50% inhibitory concentrations of garenoxacin, sparfloxacin, moxifloxacin, gatifloxacin, and levofloxacin were 10.1, 47.5, 39.6, 64.2, and 156.9 microg/ml, r...

journal_title：Antimicrobial agents and chemotherapy

authors： Ameyama S,Shinmura Y,Takahata M

更新日期：2003-07-01 00:00:00

abstract：:Multidrug resistance (MDR) is a major problem in the treatment of infectious diseases and cancer. Accumulating evidence suggests that the cyclooxygenase-2 (COX-2)-specific inhibitor celecoxib would not only inhibit COX-2 but also help in the reversal of drug resistance in cancers by inhibiting the MDR1 efflux pump. He...

journal_title：Antimicrobial agents and chemotherapy

authors： Kalle AM,Rizvi A

更新日期：2011-01-01 00:00:00

abstract：:MICs of 25 Abiotrophia defectiva and 109 Granulicatella adiacens isolates were determined by broth microdilution. Using CLSI breakpoints, the susceptibilities of A. defectiva and G. adiacens isolates were, respectively, 24% and 34% to penicillin, 92% and 22% to ceftriaxone, 48% and 3% to cefepime, 72% and 87% to merop...

journal_title：Antimicrobial agents and chemotherapy

authors： Mushtaq A,Greenwood-Quaintance KE,Cole NC,Kohner PC,Ihde SM,Strand GJ,Harper LW,Virk A,Patel R

更新日期：2016-07-22 00:00:00