In vitro activities of ciprofloxacin, cefotaxime, ceftriaxone, chloramphenicol, and rifampin against fully susceptible and moderately penicillin-resistant Neisseria meningitidis.

abstract：:We have evaluated the efficacy of posaconazole (PSC), voriconazole (VRC), and amphotericin B (AMB) in a murine model of systemic infection by Cryptococcus gattii using immunocompromised animals and three clinical strains of the fungus. AMB was the most effective drug in prolonging the survival of mice and also in redu...

journal_title：Antimicrobial agents and chemotherapy

authors： Calvo E,Pastor FJ,Rodríguez MM,Pujol I,Guarro J

更新日期：2010-10-01 00:00:00

abstract：:We have isolated in vitro fluoroquinolone-resistant mutants of the Lyme disease agent, Borrelia burgdorferi. Mutations in parC, which encodes a subunit of topoisomerase IV, were associated with loss of susceptibility to sparfloxacin, moxifloxacin, and Bay-Y3118, but not ciprofloxacin. This is the first description of ...

journal_title：Antimicrobial agents and chemotherapy

authors： Galbraith KM,Ng AC,Eggers BJ,Kuchel CR,Eggers CH,Samuels DS

更新日期：2005-10-01 00:00:00

abstract：:Previous studies showed an increased prevalence of human immunodeficiency virus type 1 (HIV-1) reverse transcriptase (RT) thumb subdomain polymorphisms Pro272, Arg277, and Thr286 in patients failing therapy with nucleoside analogue combinations. Interestingly, wild-type HIV-1(BH10) RT contains Pro272, Arg277, and Thr2...

journal_title：Antimicrobial agents and chemotherapy

authors： Betancor G,Puertas MC,Nevot M,Garriga C,Martínez MA,Martinez-Picado J,Menéndez-Arias L

更新日期：2010-11-01 00:00:00

abstract：:The aim of this study was to determine the penetration of doripenem administered intravenously into the rabbit aqueous and vitreous humors. Nineteen New Zealand White rabbits received a 20-mg dose of doripenem intravenously over 60 min. Specimens of aqueous humor, vitreous humor, and blood were obtained 30 min (n = 5)...

journal_title：Antimicrobial agents and chemotherapy

authors： Semoun O,Marchand S,Grégoire N,Lamarche I,Adier C,Laroche L,Goldschmidt P,Couet W

更新日期：2012-07-01 00:00:00

abstract：:The entry of an antibiotic into phagocytes is a prerequisite for its intracellular bioactivity against susceptible facultative or obligatory intracellular microorganisms. Brodimoprim is a dimethoxybenzylpyrimidine that has recently entered into clinical use, and its uptake into and elimination from human polymorphonuc...

journal_title：Antimicrobial agents and chemotherapy

authors： Braga PC,Dal Sasso M,Maci S,Bondiolotti G,Fonti E,Reggio S

更新日期：1996-10-01 00:00:00

abstract：:The recent availability of CCR5 antagonists as anti-human immunodeficiency virus (anti-HIV) therapeutics has highlighted the need to accurately identify CXCR4-using variants in patient samples when use of this new drug class is considered. The Trofile assay (Monogram Biosciences) has become the method that is the most...

journal_title：Antimicrobial agents and chemotherapy

authors： Coakley E,Reeves JD,Huang W,Mangas-Ruiz M,Maurer I,Harskamp AM,Gupta S,Lie Y,Petropoulos CJ,Schuitemaker H,van 't Wout AB

更新日期：2009-11-01 00:00:00

abstract：:Methicillin-resistant Staphylococcus aureus (MRSA) is a multidrug-resistant pathogen that poses a significant risk to global health today. We have developed a promising new FtsZ-targeting agent (TXA707) with potent activity against MRSA isolates resistant to current standard-of-care antibiotics. We present here result...

journal_title：Antimicrobial agents and chemotherapy

authors： Ferrer-González E,Kaul M,Parhi AK,LaVoie EJ,Pilch DS

更新日期：2017-08-24 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：:Comparative time-kill experiments with Staphylococcus aureus bacteriophage (phage) Sb-1 alone and phage-antibiotic combinations (PACs) against two methicillin-resistant S. aureus (MRSA) strains have shown synergy with both daptomycin-phage and vancomycin-phage combinations. PACs prevented development of phage resistan...

journal_title：Antimicrobial agents and chemotherapy

authors： Kebriaei R,Lev K,Morrisette T,Stamper KC,Abdul-Mutakabbir JC,Lehman SM,Morales S,Rybak MJ

更新日期：2020-06-23 00:00:00

abstract：:Targeting dormant Mycobacterium tuberculosis represents a challenge to antituberculosis drug discovery programs. We previously reported and validated the use of the streptomycin (STR)-dependent M. tuberculosis 18b strain as a tool for assessing drug potency against nonreplicating bacteria both in vitro and in vivo. In...

journal_title：Antimicrobial agents and chemotherapy

authors： Vocat A,Hartkoorn RC,Lechartier B,Zhang M,Dhar N,Cole ST,Sala C

更新日期：2015-07-01 00:00:00

abstract：:Heteroresistant (methicillin-resistant) and nonheteroresistant strains of Staphylococcus aureus were tested for their susceptibility to penicillinase-resistant penicillins at incubation temperatures of 37, 35, and 30 C. Susceptibilities were determined by agar dilution and by the standard Kirby-Bauer agar diffusion te...

journal_title：Antimicrobial agents and chemotherapy

authors： Thornsberry C,Caruthers JQ,Baker CN

更新日期：1973-09-01 00:00:00

abstract：:A novel trait for transferable resistance to high concentrations of trimethoprim was found to dominate among enterobacteria collected from different parts of Sri Lanka. Drug resistance was a result of the production of dihydrofolate reductase with a decreased sensitivity to antifolates. By characterization of the part...

journal_title：Antimicrobial agents and chemotherapy

authors： Sundström L,Vinayagamoorthy T,Sköld O

更新日期：1987-01-01 00:00:00

abstract：:Foscarnet is widely used for the treatment of acyclovir-resistant herpesvirus infections, and foscarnet-resistant herpesvirus infections are a serious concern in immunocompromised patients. Twenty-seven single-plaque isolates of herpes simplex virus type 1 (HSV-1) resistant to foscarnet were selected from foscarnet- a...

journal_title：Antimicrobial agents and chemotherapy

authors： Saijo M,Suzutani T,Morikawa S,Kurane I

更新日期：2005-02-01 00:00:00

abstract：:This in vitro study evaluated the activities of vancomycin, LY333328, and teicoplanin alone and in combination with gentamicin, rifampin, and RP59500 against Staphylococcus aureus isolates with intermediate susceptibilities to vancomycin. Ampicillin-sulbactam and trovafloxacin were also evaluated. LY333328 and ampicil...

journal_title：Antimicrobial agents and chemotherapy

authors： Hershberger E,Aeschlimann JR,Moldovan T,Rybak MJ

更新日期：1999-03-01 00:00:00

abstract：:The discovery of antibiotics in the last century is considered one of the most important achievements in the history of medicine. Antibiotic usage has significantly reduced morbidity and mortality associated with bacterial infections. However, inappropriate use of antibiotics has led to emergence of antibiotic resista...

journal_title：Antimicrobial agents and chemotherapy

authors： Ghosh D,Veeraraghavan B,Elangovan R,Vivekanandan P

更新日期：2020-01-27 00:00:00

abstract：:The adaptive resistance of Pseudomonas aeruginosa to aminoglycosides is known to occur during chronic lung infections in cystic fibrosis patients in response to nonlethal concentrations of aminoglycosides. Not only is it difficult to achieve high levels of drug throughout the dehydrated mucus in the lung, but also ste...

journal_title：Antimicrobial agents and chemotherapy

authors： Kindrachuk KN,Fernández L,Bains M,Hancock RE

更新日期：2011-05-01 00:00:00

abstract：:Escherichia coli MRE 600 is a colicinogenic bacterium. Its colicinogenic activity may be ascribed mostly to colicin E1, although it produces a small amount of another, as yet unidentified, colicin. ...

journal_title：Antimicrobial agents and chemotherapy

authors： Salaj-Smic E

更新日期：1978-11-01 00:00:00

abstract：:The emergence of Neisseria gonorrhoeae isolates displaying resistance to antimicrobial agents is a major public health concern and a serious issue related to the occurrence of further untreatable gonorrhea infections. A retrospective analysis on 1,430 N. gonorrhoeae isolates, collected from 2003 through 2012, for anti...

journal_title：Antimicrobial agents and chemotherapy

authors： Carannante A,Renna G,Dal Conte I,Ghisetti V,Matteelli A,Prignano G,Impara G,Cusini M,D'Antuono A,Vocale C,Antonetti R,Gaino M,Busetti M,Latino MA,Mencacci A,Bonanno C,Cava MC,Giraldi C,Stefanelli P

更新日期：2014-10-01 00:00:00

abstract：:We examined the in vitro susceptibilities of three reference strains and 41 recent clinical isolates of herpes simplex virus types 1 and 2 to 5-ethyl-2'-deoxyuridine. This thymidine analog exerts a type 2-preferential but not a type 2-specific antiviral effect. Utilizing a microtiter assay with BHK-21 cells, we found ...

journal_title：Antimicrobial agents and chemotherapy

authors： Teh CZ,Sacks SL

更新日期：1983-05-01 00:00:00

abstract：:The ampD gene product regulates the expression of AmpC beta-lactamase in gram-negative bacteria and is proposed to be involved in peptidoglycan metabolism. In this study, we sequenced the ampD wild type and three mutant genes of Enterobacter cloacae and Citrobacter freundii. They exhibited a high degree of homology wi...

journal_title：Antimicrobial agents and chemotherapy

authors： Kopp U,Wiedemann B,Lindquist S,Normark S

更新日期：1993-02-01 00:00:00

abstract：:Acyclovir, known as an antiherpetic agent, showed an inhibitory effect on the propagation of pseudorabies virus in BHK-21 cells. The antiviral effect of acyclovir was observed by plaque reduction, as well as by the inhibition of the virus-stimulated uptake of thymidine by BHK-21 cells. Amphotericin B potentiated the a...

journal_title：Antimicrobial agents and chemotherapy

authors： Malewicz B,Momsen M,Jenkin HM

更新日期：1983-01-01 00:00:00

abstract：:Sch 22591 (5-episisomicin), gentamicin, sisomicin, and tobramycin were compared for their ability to protect mice from lethal intraperitoneal challenge with 12 Pseudomonas strains, all susceptible to each of the aminoglycosides (minimal inhibitory concentrations and minimal bactericidal concentrations were

journal_title：Antimicrobial agents and chemotherapy

authors： Goering RV,Sanders CC,Sanders WE Jr

更新日期：1978-12-01 00:00:00

abstract：:In view of increasing health threats from multiresistant pathogens, antimicrobial peptides (AMPs) and, specifically, proline-rich AMPs (PrAMPs) have been investigated in animal models. PrAMPs enter bacteria via the ABC transporter SbmA and inhibit intracellular targets. We used phage transduction (Tn10 insertion) to s...

journal_title：Antimicrobial agents and chemotherapy

authors： Krizsan A,Knappe D,Hoffmann R

更新日期：2015-10-01 00:00:00

abstract：:Current procedures for obtaining and measuring plasma concentrations of HIV protease inhibitors (PIs) are technically challenging. Dried blood spot (DBS) assays offer a way to overcome many of the obstacles. We sought to develop a DBS assay for quantitation of the PI atazanavir (ATV) and to compare this method with a ...

journal_title：Antimicrobial agents and chemotherapy

authors： Van Schooneveld T,Swindells S,Nelson SR,Robbins BL,Moore R,Fletcher CV

更新日期：2010-10-01 00:00:00

abstract：:Clofazimine (CFZ) is a poorly soluble antibiotic and anti-inflammatory drug indicated for the treatment of leprosy. In spite of its therapeutic value, CFZ therapy is accompanied by the formation of drug biocrystals that accumulate within resident tissue macrophages, without obvious toxicological manifestations. Theref...

journal_title：Antimicrobial agents and chemotherapy

authors： Yoon GS,Keswani RK,Sud S,Rzeczycki PM,Murashov MD,Koehn TA,Standiford TJ,Stringer KA,Rosania GR

更新日期：2016-05-23 00:00:00

abstract：:No effective approved drug therapy exists for Cryptosporidium infection of immunocompromised patients. Here we investigated the nonabsorbed anthelmintic drug pyrvinium pamoate for inhibition of the growth of the intestinal protozoan parasite Cryptosporidium parvum. The concentration of pyrvinium that effected 50% grow...

journal_title：Antimicrobial agents and chemotherapy

authors： Downey AS,Chong CR,Graczyk TK,Sullivan DJ

更新日期：2008-09-01 00:00:00

abstract：:Nitazoxanide (NTZ), a drug currently being tested in human clinical trials for efficacy against chronic cryptosporidiosis, was assessed in cell culture and in two animal models. The inhibitory activity of NTZ was compared with that of paromomycin (PRM), a drug that is partially effective against Cryptosporidium parvum...

journal_title：Antimicrobial agents and chemotherapy

authors： Theodos CM,Griffiths JK,D'Onfro J,Fairfield A,Tzipori S

更新日期：1998-08-01 00:00:00

abstract：:An inhibitor-based characterization system which allowed the identification of beta-lactamases after isoelectric focusing on polyacrylamide gels was developed. This system, using potassium clavulanate and oxacillin, distinguished type I chromosomally mediated enzymes from other beta-lactamases of gram-negative bacteri...

journal_title：Antimicrobial agents and chemotherapy

authors： Sanders CC,Sanders WE Jr,Moland ES

更新日期：1986-12-01 00:00:00

abstract：:Chronic infection with hepatitis C virus (HCV) is a major global health burden and is associated with an increased risk of liver cirrhosis and hepatocellular carcinoma. Current therapy for HCV infection has limited efficacy, particularly against genotype 1 virus, and is hampered by a range of adverse effects. Therefor...

journal_title：Antimicrobial agents and chemotherapy

authors： Berke JM,Vijgen L,Lachau-Durand S,Powdrill MH,Rawe S,Sjuvarsson E,Eriksson S,Götte M,Fransen E,Dehertogh P,Van den Eynde C,Leclercq L,Jonckers TH,Raboisson P,Nilsson M,Samuelsson B,Rosenquist Å,Fanning GC,Lin TI

更新日期：2011-08-01 00:00:00

abstract：:We evaluated the in vitro activity of polymyxin B plus imipenem, meropenem, or tigecycline against six KPC-2-producing Enterobacteriaceae strains with high MICs for these antimicrobial agents. Polymyxin B with carbapenems, especially meropenem, were the most active combinations for Klebsiella pneumoniae and Enterobact...

journal_title：Antimicrobial agents and chemotherapy

authors： Barth N,Ribeiro VB,Zavascki AP

更新日期：2015-01-01 00:00:00