Isolation and expression of a novel molecular class D beta-lactamase, OXA-61, from Campylobacter jejuni.

abstract：:GS-9148 is an investigational phosphonate nucleotide analogue inhibitor of reverse transcriptase (RT) (NtRTI) of human immunodeficiency virus type 1 (HIV-1). This compound is an adenosine derivative with a 2',3'-dihydrofuran ring structure that contains a 2'-fluoro group. The resistance profile of GS-9148 is unique in...

journal_title：Antimicrobial agents and chemotherapy

authors： Scarth BJ,White KL,Chen JM,Lansdon EB,Swaminathan S,Miller MD,Götte M

更新日期：2011-06-01 00:00:00

abstract：:The pharmacokinetics of cefepime were studied in 12 adult patients in intensive care units during continuous venovenous hemofiltration (CVVH) or continuous venovenous hemodiafiltration (CVVHDF) with a Multiflow60 AN69HF 0.60-m(2) polyacrylonitrile hollow-fiber membrane (Hospal Industrie, Meyzieu, France). Patients (me...

journal_title：Antimicrobial agents and chemotherapy

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

更新日期：2001-11-01 00:00:00

abstract：:Eighteen patients developed abnormally low serum glutamic oxaloacetic transaminase values during metronidazole therapy. Metronidazole absorbs at 340 nm, simulating reduced nicotinamide adenine dinucleotide, which is the final colorimetric product of the serum glutamic oxaloacetic transaminase assay. ...

journal_title：Antimicrobial agents and chemotherapy

authors： Rissing JP,Newman C,Moore WL Jr

更新日期：1978-10-01 00:00:00

abstract：:TP-434 is a novel, broad-spectrum fluorocycline antibiotic with activity against bacteria expressing major antibiotic resistance mechanisms, including tetracycline-specific efflux and ribosomal protection. The mechanism of action of TP-434 was assessed using both cell-based and in vitro assays. In Escherichia coli cel...

journal_title：Antimicrobial agents and chemotherapy

authors： Grossman TH,Starosta AL,Fyfe C,O'Brien W,Rothstein DM,Mikolajka A,Wilson DN,Sutcliffe JA

更新日期：2012-05-01 00:00:00

abstract：:INX-08189 is an aryl-phosphoramidate of 6-O-methyl-2'-C-methyl guanosine. INX-08189 was highly potent in replicon assays, with a 50% effective concentration of 10±6 nM against hepatitis C genotype 1b at 72 h. The inhibitory effect on viral replication was rapid, with a 50% effective concentration (EC50) of 35±8 nM at ...

journal_title：Antimicrobial agents and chemotherapy

authors： Vernachio JH,Bleiman B,Bryant KD,Chamberlain S,Hunley D,Hutchins J,Ames B,Gorovits E,Ganguly B,Hall A,Kolykhalov A,Liu Y,Muhammad J,Raja N,Walters CR,Wang J,Williams K,Patti JM,Henson G,Madela K,Aljarah M,Gilles

更新日期：2011-05-01 00:00:00

abstract：:In a dose-ranging study of amprenavir (formerly 141W94), an inhibitor of the protease enzyme of human immunodeficiency virus (HIV) type 1, single-dose and steady-state pharmacokinetic parameters were estimated from plasma samples collected on day 1 and during week 3, respectively. Amprenavir was administered on either...

journal_title：Antimicrobial agents and chemotherapy

authors： Sadler BM,Gillotin C,Lou Y,Stein DS

更新日期：2001-01-01 00:00:00

abstract：:Methylene blue (MB) represents a promising antimalarial drug candidate for combination therapies against drug-resistant parasite strains. To support and facilitate the application of MB in future field trials, we studied its antiparasitic effects in vitro. MB is active against all blood stages of both chloroquine (CQ)...

journal_title：Antimicrobial agents and chemotherapy

authors： Akoachere M,Buchholz K,Fischer E,Burhenne J,Haefeli WE,Schirmer RH,Becker K

更新日期：2005-11-01 00:00:00

abstract：:The pharmacokinetics of azlocillin were studied in 10 cystic fibrosis patients, ranging in age from 11 to 28 years. The patients received a 9- to 23-day course of 350 mg of azlocillin per kg in four or six divided daily doses in combination with am aminoglycoside. Blood and urine samples were collected at specified ti...

journal_title：Antimicrobial agents and chemotherapy

authors： Bosso JA,Saxon BA,Herbst JJ,Matsen JM

更新日期：1984-05-01 00:00:00

abstract：:Moxifloxacin has enhanced potency against Staphylococcus aureus, lower propensity to select for resistant mutants, and higher bactericidal activity against highly resistant strains than ciprofloxacin. Despite similar activity against purified S. aureus topoisomerase IV and DNA gyrase, it selects for topoisomerase IV m...

journal_title：Antimicrobial agents and chemotherapy

authors： Ince D,Zhang X,Hooper DC

更新日期：2003-04-01 00:00:00

abstract：:The penetration of ciprofloxacin into heart tissue (valve and myocardium), mediastinal fat, and sternal bone marrow was the object of a prospective nonrandomized study involving 36 patients undergoing mitral and/or aortic valve replacement. Patients were divided into two groups of 18. Group 1 patients were administere...

journal_title：Antimicrobial agents and chemotherapy

authors： Mertes PM,Voiriot P,Dopff C,Scholl H,Clavey M,Villemot JP,Canton P,Dureux JB

更新日期：1990-03-01 00:00:00

abstract：:Approximately 39% of methicillin-resistant Staphylococcus aureus (MRSA) sequence type 239 (ST239)-like bloodstream isolates from Liverpool Hospital (obtained between 1997 and 2008) carry an arginine catabolic mobile element (ACME). Whole-genome sequencing revealed that an ACME II variant is located between orfX and SC...

journal_title：Antimicrobial agents and chemotherapy

authors： Espedido BA,Steen JA,Barbagiannakos T,Mercer J,Paterson DL,Grimmond SM,Cooper MA,Gosbell IB,van Hal SJ,Jensen SO

更新日期：2012-06-01 00:00:00

abstract：:A single Klebsiella pneumoniae strain isolated in a Bulgarian hospital was found to produce CTX-M-71, a new CTX-M variant characterized by one amino acid substitution from glycine to cysteine at position 238 in comparison to CTX-M-15. This exchange decreased the hydrolytic activity of the beta-lactamase for cefotaxime...

journal_title：Antimicrobial agents and chemotherapy

authors： Schneider I,Queenan AM,Markovska R,Markova B,Keuleyan E,Bauernfeind A

更新日期：2009-10-01 00:00:00

abstract：:R plasmids from chloramphenicol-resistant salmonella from Ontario are shown to belong to the H(2) incompatibility subgroup and to mediate a broad-spectrum, phage inhibition function. ...

journal_title：Antimicrobial agents and chemotherapy

authors： Taylor DE,Grant RB

更新日期：1976-10-01 00:00:00

abstract：:Medicinal herbs may cause clinically relevant drug interactions with antiretroviral agents. Ginkgo biloba extract is a popular herbal product among HIV-infected patients because of its positive effects on cognitive function. Raltegravir, an HIV integrase inhibitor, is increasingly being used as part of combined antire...

journal_title：Antimicrobial agents and chemotherapy

authors： Blonk M,Colbers A,Poirters A,Schouwenberg B,Burger D

更新日期：2012-10-01 00:00:00

abstract：:The antimicrobial activities of trovafloxacin, moxifloxacin, sanfetrinem, quinupristin-dalfopristin, and 14 other antimicrobial agents against 218 Bacteroides fragilis group strains were determined. A group of 10 imipenem-resistant strains were also tested. Imipenem, meropenem, and sanfetrinem had the lowest MICs of a...

journal_title：Antimicrobial agents and chemotherapy

authors： Betriu C,Gómez M,Palau ML,Sánchez A,Picazo JJ

更新日期：1999-09-01 00:00:00

abstract：:Novel penem molecules with heterocycle substitutions at the 6 position via a methylidene linkage were investigated for their activities and efficacy as beta-lactamase inhibitors. The concentrations of these molecules that resulted in 50% inhibition of enzyme activity were 0.4 to 3.1 nM for the TEM-1 enzyme, 7.8 to 72 ...

journal_title：Antimicrobial agents and chemotherapy

authors： Weiss WJ,Petersen PJ,Murphy TM,Tardio L,Yang Y,Bradford PA,Venkatesan AM,Abe T,Isoda T,Mihira A,Ushirogochi H,Takasake T,Projan S,O'Connell J,Mansour TS

更新日期：2004-12-01 00:00:00

abstract：:Despite being genetically monomorphic, the limited genetic diversity within the Mycobacterium tuberculosis complex (MTBC) has practical consequences for molecular methods for drug susceptibility testing and for the use of current antibiotics and those in clinical trials. It renders some representatives of MTBC intrins...

journal_title：Antimicrobial agents and chemotherapy

authors： Köser CU,Feuerriegel S,Summers DK,Archer JA,Niemann S

更新日期：2012-12-01 00:00:00

abstract：:Toxoplasma gondii enters host cells via an active, self-driven process to fulfill its need for intracellular replication and survival. Successful host cell invasion is governed by sequential release of secretory proteins from three specialized organelles, including the micronemes, which contribute adhesive proteins ne...

journal_title：Antimicrobial agents and chemotherapy

authors： Teo CF,Zhou XW,Bogyo M,Carruthers VB

更新日期：2007-02-01 00:00:00

abstract：:The efficacy of a 5-day treatment with coumermycin A1 (hereafter referred to as coumermycin) (at three dosage regimens), with ciprofloxacin, or with coumermycin plus ciprofloxacin was tested in experimental aortic valve endocarditis induced in rats by a strain of methicillin-susceptible Staphylococcus aureus and was c...

journal_title：Antimicrobial agents and chemotherapy

authors： Perronne CM,Malinverni R,Glauser MP

更新日期：1987-04-01 00:00:00

abstract：:Here, we report on the anti-influenza virus activity of the mannose-binding agents, Hippeastrum hybrid agglutinin (HHA) and Galanthus nivalis agglutinin (GNA), and the (N-acetylglucosamine)n-specific Urtica dioica agglutinin (UDA). These carbohydrate-binding agents (CBA) strongly inhibited various influenza A(H1N1), A...

journal_title：Antimicrobial agents and chemotherapy

authors： Vanderlinden E,Van Winkel N,Naesens L,Van Damme EJM,Persoons L,Schols D

更新日期：2020-12-07 00:00:00

abstract：:Isolates of Aspergillus fumigatus that demonstrate resistance to itraconazole (ITZ) have been described previously; however, the prevalence and clinical significance of ITZ resistance are not completely understood. In this study we assessed the ITZ susceptibilities of 128 A. fumigatus isolates that caused invasive inf...

journal_title：Antimicrobial agents and chemotherapy

authors： Balajee SA,Weaver M,Imhof A,Gribskov J,Marr KA

更新日期：2004-04-01 00:00:00

abstract：:Using measured free fraction and 50% inhibitory concentration (IC50) values for the human immunodeficiency virus protease inhibitors lopinavir (LPV) and ritonavir (RTV) in tissue culture media with various protein concentrations ranging from 5 to 50%, we estimated serum-free IC50 values for each drug. The range of ser...

journal_title：Antimicrobial agents and chemotherapy

authors： Hickman D,Vasavanonda S,Nequist G,Colletti L,Kati WM,Bertz R,Hsu A,Kempf DJ

更新日期：2004-08-01 00:00:00

abstract：:Continued research toward the development of new antifungals that act via inhibition of glycosylphosphatidylinositol (GPI) biosynthesis led to the design of E1210. In this study, we assessed the selectivity of the inhibitory activity of E1210 against Candida albicans GWT1 (Orf19.6884) protein, Aspergillus fumigatus GW...

journal_title：Antimicrobial agents and chemotherapy

authors： Watanabe NA,Miyazaki M,Horii T,Sagane K,Tsukahara K,Hata K

更新日期：2012-02-01 00:00:00

abstract：:The candidacidal activity of nitric oxide (NO) as delivered by a class of compounds termed diazeniumdiolates has been investigated. Diazeniumdiolates are stable agents capable of releasing NO in a biologically usable form at a predicted rate, and three such compounds were examined for activity. One compound, (Z)-1-[N-...

journal_title：Antimicrobial agents and chemotherapy

authors： McElhaney-Feser GE,Raulli RE,Cihlar RL

更新日期：1998-09-01 00:00:00

abstract：:The M184V substitution in human immunodeficiency virus type 1 reverse transcriptase (RT) is rapidly selected in tissue culture following serial passage of wild-type virus in the presence of increasing concentrations of lamivudine (3TC). M184V is also associated with several alterations of RT enzymatic function in vitr...

journal_title：Antimicrobial agents and chemotherapy

authors： Petrella M,Oliveira M,Moisi D,Detorio M,Brenner BG,Wainberg MA

更新日期：2004-11-01 00:00:00

abstract：:Two aminocyclitol-negative Micromonospora mutants representing two different species, M. purpurea and M. inyoensis, and blocked at different steps in the biosynthetic pathway were paired and cofermented for the synthesis of antibiotics. The two blocked mutants were incapable of producing antibiotics alone except when ...

journal_title：Antimicrobial agents and chemotherapy

authors： Lee BK,Nagabhushan TL,Condon RG,Cooper AB,Waitz JA

更新日期：1978-07-01 00:00:00

abstract：:The in vitro activity of gentamicin was compared with its therapeutic efficacy in rabbits with Streptococcus faecalis endocarditis. The test strain was resistant to gentamicin as measured by MICs and MBCs determined in Mueller-Hinton broth alone or in broth supplemented with 50% rabbit serum. Gentamicin also failed to...

journal_title：Antimicrobial agents and chemotherapy

authors： Sullam PM,Täuber MG,Hackbarth CJ,Sande MA

更新日期：1985-02-01 00:00:00

abstract：:The enterococcal peptide AS-48 exerts a concentration-dependent bactericidal effect on Enterococcus faecalis subsp. liquefaciens S-47; cell rescue by cardiolipin and trypsin can be effected only in the first few minutes after antibiotic addition. Gramicidin-exposed cells are protected from killing by AS-48. Long-term ...

journal_title：Antimicrobial agents and chemotherapy

authors： Galvez A,Valdivia E,Martinez M,Maqueda M

更新日期：1989-05-01 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：:Norfloxacin is a quinolone (pyridonecarboxylic acid derivative) effective against Pseudomonas aeruginosa infections. We studied the effects of this drug on DNA metabolism in P. aeruginosa. Norfloxacin inhibits DNA replication immediately on its addition to a logarithmically growing culture of P. aeruginosa. It inhibit...

journal_title：Antimicrobial agents and chemotherapy

authors： Benbrook DM,Miller RV

更新日期：1986-01-01 00:00:00