Indirect mouse model for the evaluation of potential antiviral compounds: results with Venezuelan equine encephalomyelitis virus.

abstract：:Meglumine antimonate (Glucantime), a drug of choice for the treatment of leishmaniasis, is produced by the reaction of pentavalent antimony with N-methyl-D-glucamine, a carbohydrate derivative. We investigated the structure and composition of meglumine antimonate, which remain poorly understood, despite 50 years of us...

journal_title：Antimicrobial agents and chemotherapy

authors： Roberts WL,McMurray WJ,Rainey PM

更新日期：1998-05-01 00:00:00

abstract：:The in vitro sensitivity of Plasmodium falciparum to atorvastatin and rosuvastatin was assessed using chloroquine-sensitive and chloroquine-resistant strains. Although atorvastatin was more potent, it had weak activity (mean 50% inhibitory concentration of > or = 17 microM) and an indifferent interaction with chloroqu...

journal_title：Antimicrobial agents and chemotherapy

authors： Wong RP,Davis TM

更新日期：2009-05-01 00:00:00

abstract：:Antiviral drugs do not currently exist for the treatment of enterovirus infections, which are often severe and potentially life-threatening. We conducted high-throughput molecular screening and identified a structurally diverse set of compounds that inhibit the replication of coxsackievirus B3, a commonly encountered ...

journal_title：Antimicrobial agents and chemotherapy

authors： Zuo J,Kye S,Quinn KK,Cooper P,Damoiseaux R,Krogstad P

更新日期：2015-12-28 00:00:00

abstract：:The efficacy and safety of a novel once-daily extended-release ciprofloxacin (ciprofloxacin ER) 500-mg dose were compared with those of an immediate-release ciprofloxacin (ciprofloxacin IR) 250-mg twice-daily dose, each administered orally for 3 days in the treatment of acute uncomplicated urinary tract infection (uUT...

journal_title：Antimicrobial agents and chemotherapy

authors： Fourcroy JL,Berner B,Chiang YK,Cramer M,Rowe L,Shore N

更新日期：2005-10-01 00:00:00

abstract：:Although antimicrobial agents are effective therapy for early Lyme disease, optimal treatment schedules have not been conclusively established. The efficacy of various dosages of eight antibiotics used for borreliosis treatment was evaluated for C3H/HeNCrIBR mice, which reproducibly develop persistent infection, arthr...

journal_title：Antimicrobial agents and chemotherapy

authors： Moody KD,Adams RL,Barthold SW

更新日期：1994-07-01 00:00:00

abstract：:Genes belonging to different erm DNA hybridization classes were selectively amplified by polymerase chain reaction with a pair of oligonucleotides that corresponded to conserved amino acid motifs in known ERM methylases. Identification of the resistance mechanism was possible despite substantial nucleotide sequence di...

journal_title：Antimicrobial agents and chemotherapy

authors： Arthur M,Molinas C,Mabilat C,Courvalin P

更新日期：1990-10-01 00:00:00

abstract：:Monobactams containing 3 beta-aminothiazolyl oxime side chains (SQ 81,377, SQ 81,402, azthreonam, and SQ 26,917) have poor affinities for the broad-spectrum beta-lactamases TEM-2 and K1. Addition of a 4-methyl substituent significantly increased stability to hydrolysis by these enzymes. P99 cephalosporinase from Enter...

journal_title：Antimicrobial agents and chemotherapy

authors： Bush K,Freudenberger JS,Sykes RB

更新日期：1982-09-01 00:00:00

abstract：:In this study, we characterized two tigecycline-resistant Klebsiella pneumoniae isolates from dog urine samples. The isolates were genetically unrelated, belonging to sequence type 11 (ST11) and ST147, both classically related to human isolates. To the best of our knowledge, this is the first identification of tigecyc...

journal_title：Antimicrobial agents and chemotherapy

authors： Ovejero CM,Escudero JA,Thomas-Lopez D,Hoefer A,Moyano G,Montero N,Martin-Espada C,Gonzalez-Zorn B

更新日期：2017-05-24 00:00:00

abstract：:With the rapid spread of antimicrobial resistance in Gram-negative pathogens, biofilm-associated infections are increasingly harder to treat and combination therapy with colistin has become one of the most efficient therapeutic strategies. Our study aimed to evaluate the potential for the synergy of colistin combined ...

journal_title：Antimicrobial agents and chemotherapy

authors： Tan JH,Vidaillac C,Yam JKH,Chua SL,Givskov M,Yang L

更新日期：2017-06-27 00:00:00

abstract：:TEM-1 hyperproduction in two ampicillin-sulbactam-resistant Shigella flexneri strains was studied. In both strains the blaTEM gene was encoded as a single copy on a large conjugatively transferable plasmid. A single G-->T transversion at position 1 of the -10 consensus sequence was identified to be the mechanism of TE...

journal_title：Antimicrobial agents and chemotherapy

authors： Siu LK,Ho PL,Yuen KY,Wong SS,Chau PY

更新日期：1997-02-01 00:00:00

abstract：:Heteroresistance refers to the presence, within a large population of antimicrobial-susceptible microorganisms, of subpopulations with lesser susceptibilities. Ceftaroline is a novel cephalosporin with activity against methicillin-resistant Staphylococcus aureus (MRSA). The aim of this study was to detect the prevalen...

journal_title：Antimicrobial agents and chemotherapy

authors： Saravolatz SN,Martin H,Pawlak J,Johnson LB,Saravolatz LD

更新日期：2014-06-01 00:00:00

abstract：:Cultures of Escherichia coli were exposed to nalidixic acid in an in vitro model in which the conditions of drug-organism interaction resembled those of bacterial cystitis treatment. Results obtained in this way suggested that emergence of bacterial resistance should not be a major problem in treatment of uncomplicate...

journal_title：Antimicrobial agents and chemotherapy

authors： Greenwood D,O'Grady F

更新日期：1977-12-01 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：:Tuberculosis is a serious global health threat for which new treatments are urgently needed. This study examined the safety, tolerability, pharmacokinetics, and pharmacodynamics of multiple ascending doses of the oxazolidinone PNU-100480 in healthy volunteers, using biomarkers for safety and efficacy. Subjects were ra...

journal_title：Antimicrobial agents and chemotherapy

authors： Wallis RS,Jakubiec W,Kumar V,Bedarida G,Silvia A,Paige D,Zhu T,Mitton-Fry M,Ladutko L,Campbell S,Miller PF

更新日期：2011-02-01 00:00:00

abstract：:Yersinia pestis is the etiologic agent of the plague. Reports of Y. pestis strains that are resistant to each of the currently approved first-line and prophylactic treatments point to the urgent need to develop novel antibiotics with activity against the pathogen. We previously reported that Y. pestis strain KIM6+, un...

journal_title：Antimicrobial agents and chemotherapy

authors： Steed DB,Liu J,Wasbrough E,Miller L,Halasohoris S,Miller J,Somerville B,Hershfield JR,Romesberg FE

更新日期：2015-07-01 00:00:00

abstract：:Two new fluorinated oxazolidinones, U-100592 and U-100766, were evaluated against more than 659 gram-positive and -negative organisms and compared with glycopeptides, erythromycin, clindamycin, clinafloxacin, and chloramphenicol. U-100592 and U-100766 were usually equally potent, but the MICs at which 90% of the isola...

journal_title：Antimicrobial agents and chemotherapy

authors： Jones RN,Johnson DM,Erwin ME

更新日期：1996-03-01 00:00:00

abstract：:The consequences of VanD type glycopeptide resistance on the activity of vancomycin and teicoplanin were evaluated in vitro and in a rabbit model of aortic endocarditis with VanD type clinical isolate Enterococcus faecium BM4339 (MICs: vancomycin, 64 microg/ml; teicoplanin, 4 microg/ml) and its susceptible derivative ...

journal_title：Antimicrobial agents and chemotherapy

authors： Lefort A,Garry L,Depardieu F,Courvalin P,Fantin B

更新日期：2003-11-01 00:00:00

abstract：:Filibuvir and VX-222 are nonnucleoside inhibitors (NNIs) that bind to the thumb II allosteric pocket of the hepatitis C virus (HCV) RNA-dependent RNA polymerase. Both compounds have shown significant promise in clinical trials and, therefore, it is relevant to better understand their mechanisms of inhibition. In our s...

journal_title：Antimicrobial agents and chemotherapy

authors： Yi G,Deval J,Fan B,Cai H,Soulard C,Ranjith-Kumar CT,Smith DB,Blatt L,Beigelman L,Kao CC

更新日期：2012-02-01 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：:Pyronaridine, a Mannich base antimalarial, has demonstrated high in vivo and in vitro efficacy against chloroquine-resistant Plasmodium falciparum. Although this drug has the potential to become a prominent artemisinin combination therapy, little is known about its efficacy against drug-resistant Plasmodium vivax. The...

journal_title：Antimicrobial agents and chemotherapy

authors： Price RN,Marfurt J,Chalfein F,Kenangalem E,Piera KA,Tjitra E,Anstey NM,Russell B

更新日期：2010-12-01 00:00:00

abstract：:Heat shock protein 90 (Hsp90) is an essential chaperone involved in the fungal stress response that can be harnessed as a novel antifungal target for the treatment of invasive aspergillosis. We previously showed that genetic repression of Hsp90 reduced Aspergillus fumigatus virulence and potentiated the effect of the ...

journal_title：Antimicrobial agents and chemotherapy

authors： Lamoth F,Juvvadi PR,Soderblom EJ,Moseley MA,Asfaw YG,Steinbach WJ

更新日期：2014-01-01 00:00:00

abstract：:Dengue virus (DENV) causes disease globally, with an estimated 25 to 100 million new infections per year. At present, no effective vaccine is available, and treatment is supportive. In this study, we identified BP2109, a potent and selective small-molecule inhibitor of the DENV NS2B/NS3 protease, by a high-throughput ...

journal_title：Antimicrobial agents and chemotherapy

authors： Yang CC,Hsieh YC,Lee SJ,Wu SH,Liao CL,Tsao CH,Chao YS,Chern JH,Wu CP,Yueh A

更新日期：2011-01-01 00:00:00

abstract：:Susceptibility tests using 7 antimicrobial agents (carbenicillin, chloramphenicol, clindamycin, penicillin, cephalothin, metronidazole, and tetracycline) were run against 35 anaerobes including Bacteroides fragilis (17), other gram-negative bacilli (7), clostridia (5), peptococci (4), and eubacteria (2). Results in tr...

journal_title：Antimicrobial agents and chemotherapy

authors： Rosenblatt JE,Murray PR,Sonnenwirth AC,Joyce JL

更新日期：1979-03-01 00:00:00

abstract：:The type II fatty acid synthesis (FASII) pathway is essential for bacterial lipid biosynthesis and continues to be a promising target for novel antibacterial compounds. Recently, it has been demonstrated that Chlamydia is capable of FASII and this pathway is indispensable for Chlamydia growth. Previously, a high-conte...

journal_title：Antimicrobial agents and chemotherapy

authors： Mojica SA,Salin O,Bastidas RJ,Sunduru N,Hedenström M,Andersson CD,Núñez-Otero C,Engström P,Valdivia RH,Elofsson M,Gylfe Å

更新日期：2017-09-22 00:00:00

abstract：:On the basis of the antiviral action of sulfated polyanions in human immunodeficiency virus and other viral infections, we studied the effect of dextran sulfate and heparin on duck hepatitis B virus infection. These agents do not affect viral uptake and replication in liver cells in vitro or in vivo. Sulfated polyanio...

journal_title：Antimicrobial agents and chemotherapy

authors： Offensperger WB,Offensperger S,Walter E,Blum HE,Gerok W

更新日期：1991-11-01 00:00:00

abstract：:All known DNA ligases catalyze the formation of a phosphodiester linkage between adjacent termini in double-stranded DNA via very similar mechanisms. The ligase family can, however, be divided into two classes: eubacterial ligases, which require NAD(+) as a cofactor, and other ligases, from viruses, archaea, and eukar...

journal_title：Antimicrobial agents and chemotherapy

authors： Ciarrocchi G,MacPhee DG,Deady LW,Tilley L

更新日期：1999-11-01 00:00:00

abstract：:PSE-2, a plasmid-mediated beta-lactamase which was previously considered pseudomonas specific, was observed in clinical isolates of Escherichia coli, Klebsiella pneumoniae, Providencia stuartii, and Enterobacter cloacae. All four isolates transferred PSE-2 production, together with resistance to gentamicin, tobramycin...

journal_title：Antimicrobial agents and chemotherapy

authors： Livermore DM,Maskell JP,Williams JD

更新日期：1984-02-01 00:00:00

abstract：:We have attempted to validate in Aspergillus flavus the main in vitro methodologies that have been used to detect resistance in Aspergillus fumigatus. We developed a murine model with two A. flavus isolates, one that was apparently resistant in vitro to amphotericin B (AFL5) and another that was resistant to itraconaz...

journal_title：Antimicrobial agents and chemotherapy

authors： Mosquera J,Warn PA,Morrissey J,Moore CB,Gil-Lamaignere C,Denning DW

更新日期：2001-05-01 00:00:00

abstract：:Pneumonia occurring outside of the hospital setting has traditionally been categorized as community-acquired pneumonia (CAP). However, when pneumonia is associated with health care risk factors (prior hospitalization, dialysis, residing in a nursing home, immunocompromised state), it is now more appropriately classifi...

journal_title：Antimicrobial agents and chemotherapy

authors： Micek ST,Kollef KE,Reichley RM,Roubinian N,Kollef MH

更新日期：2007-10-01 00:00:00

abstract：:While most Staphylococcus aureus telithromycin-resistant mutants isolated in this study possessed duplications within rplV (encoding ribosomal protein L22), four isolates possessed insertions within rplV that were identical to a portion of the gene rplB (encoding ribosomal protein L2). This novel type of mutation is t...

journal_title：Antimicrobial agents and chemotherapy

authors： Gentry DR,Holmes DJ

更新日期：2008-03-01 00:00:00