Changes in superhelical density of closed circular deoxyribonucleic acid by intercalation of anti-R-plasmid drugs and primaquine.

abstract：:Staphylococcus aureus is a bacterial pathogen responsible for the majority of skin and soft tissue infections. Antibiotics are losing their efficacy as treatment for skin and soft tissue infections as a result of increased resistance in a variety of pathogens, including S. aureus It is thus imperative to explore alter...

journal_title：Antimicrobial agents and chemotherapy

authors： van Staden Adu P,Heunis T,Smith C,Deane S,Dicks LM

更新日期：2016-06-20 00:00:00

abstract：:(S)-9-(3-Hydroxy-2-phosphonylmethoxypropyl)adenine [(S)-HPMPA], (S)-9-(3-hydroxy-2-phosphonylmethoxypropyl)-2,6-diaminopurine [(S)-HPMPDAP], cyclic (S)-HPMPA [(S)-cHPMPA], 9-(2-phosphonylmethoxyethoxyethyl)-2,6-diaminopurine (PMEDAP), and (S)-1-(3-hydroxy-2-phosphonylmethoxypropyl)cytosine [(S)-HPMPC] were examined fo...

journal_title：Antimicrobial agents and chemotherapy

authors： Lin JC,De Clercq E,Pagano JS

更新日期：1991-11-01 00:00:00

abstract：:The biosynthesis pathways of two anthracyclines, nogalamycin and aclacinomycin, were directed toward angucyclines by using an angucycline-specific cyclase, pgaF, isolated from a silent antibiotic biosynthesis gene cluster. Addition of pgaF to a gene cassette that harbored the early biosynthesis genes of nogalamycin re...

journal_title：Antimicrobial agents and chemotherapy

authors： Metsä-Ketelä M,Palmu K,Kunnari T,Ylihonko K,Mäntsälä P

更新日期：2003-04-01 00:00:00

abstract：:Phosphonoformate (PF) at a concentration of 5 to 10 mug/ml inhibited the growth of type 1 strains of herpes simplex virus (HSV) in tissue culture, whereas 20 to 30 mug/ml was required for inhibition of type 2 strains and about 50 mug/ml was required for murine cytomegalovirus. In mice inoculated intraperitoneally or i...

journal_title：Antimicrobial agents and chemotherapy

authors： Kern ER,Glasgow LA,Overall JC Jr,Reno JM,Boezi JA

更新日期：1978-12-01 00:00:00

abstract：:An NDM-1 carbapenemase-producing Pseudomonas aeruginosa isolate was recovered from a patient hospitalized in France after a previous hospitalization in Serbia. Genetic studies revealed that the blaNDM-1 gene was surrounded by insertion sequence ISAba125 and a truncated bleomycin resistance gene. This blaNDM-1 region w...

journal_title：Antimicrobial agents and chemotherapy

authors： Janvier F,Jeannot K,Tessé S,Robert-Nicoud M,Delacour H,Rapp C,Mérens A

更新日期：2013-07-01 00:00:00

abstract：:We previously demonstrated that ginsenosides Rg1 and Re enhanced the immune response in C3H/HeB mice but not in C3H/HeJ mice carrying a mutation in the Tlr4 gene. The results of the present study showed that both Rg1 and Re inhibited mRNA expression and production of proinflammatory mediators that included tumor necro...

journal_title：Antimicrobial agents and chemotherapy

authors： Su F,Xue Y,Wang Y,Zhang L,Chen W,Hu S

更新日期：2015-09-01 00:00:00

abstract：:Ceftolozane is a novel cephalosporin with activity against drug-resistant pathogens, including Pseudomonas aeruginosa and Streptococcus pneumoniae. The in vivo investigation reported here tested the limits of this drug against 20 P. aeruginosa and S. pneumoniae isolates across a wide MIC range and defined resistance m...

journal_title：Antimicrobial agents and chemotherapy

authors： Lepak AJ,Reda A,Marchillo K,Van Hecker J,Craig WA,Andes D

更新日期：2014-10-01 00:00:00

abstract：:Nonnucleoside reverse transcriptase (RT) inhibitors (NNRTIs) are important components of current combination therapies for human immunodeficiency virus type 1 (HIV-1) infection. In screening of chemical libraries, we found 6-azido-1-benzyl-3-(3,5-dimethylbenzyl)uracil (AzBBU) and 6-amino-1-benzyl-3-(3,5-dimethylbenzyl...

journal_title：Antimicrobial agents and chemotherapy

authors： Ordonez P,Hamasaki T,Isono Y,Sakakibara N,Ikejiri M,Maruyama T,Baba M

更新日期：2012-05-01 00:00:00

abstract：:The recently approved combination of meropenem and vaborbactam (Vabomere) is highly active against Gram-negative pathogens, especially Klebsiella pneumoniae carbapenemase (KPC)-producing, carbapenem-resistant Enterobacteriaceae We evaluated the efficacy of meropenem-vaborbactam against three clinically relevant isolat...

journal_title：Antimicrobial agents and chemotherapy

authors： Weiss WJ,Pulse ME,Nguyen P,Peterson K,Silva J,Simecka JW,Valtierra D,Sabet M,Griffith DC

更新日期：2017-12-21 00:00:00

abstract：:Salmonella enterica serovar Typhi is an important pathogen exclusively for humans and causes typhoid or enteric fever. It has been shown that type IVB pili, encoded by the S. enterica serovar Typhi pil operon located in Salmonella pathogenicity island 7, are important in the pathogenic process. In this study, by using...

journal_title：Antimicrobial agents and chemotherapy

authors： Pan Q,Zhang XL,Wu HY,He PW,Wang F,Zhang MS,Hu JM,Xia B,Wu J

更新日期：2005-10-01 00:00:00

abstract：:Clarithromycin is compared with clindamycin for single-dose prophylaxis of streptococcal endocarditis in rats. Human-like kinetics of the two antibiotics prevented endocarditis in animals challenged with both small and large amounts of bacterial inocula. Clarithromycin was marginally superior to clindamycin against sm...

journal_title：Antimicrobial agents and chemotherapy

authors： Vermot D,Entenza JM,Vouillamoz J,Glauser MP,Moreillon P

更新日期：1996-03-01 00:00:00

abstract：:Optimal treatment options remain unknown for infective endocarditis (IE) caused by penicillin-resistant (PEN-R) viridans group streptococcal (VGS) strains. The aims of this study were to report two cases of highly PEN-R VGS IE, perform a literature review, and evaluate various antibiotic combinations in vitro and in v...

journal_title：Antimicrobial agents and chemotherapy

authors： Pericàs JM,Nathavitharana R,Garcia-de-la-Mària C,Falces C,Ambrosioni J,Almela M,García-González J,Quintana E,Marco F,Moreno A,Bayer AS,Miró JM,Karchmer AW,Hospital Clínic Endocarditis Study Group.

更新日期：2019-07-25 00:00:00

abstract：:Many pathogenic and commensal organisms are multidrug resistant due to exposure to various antibiotics. Often, this antimicrobial resistance is encoded by integrons that occur on plasmids or that are integrated into the bacterial chromosome. Integrons are commonly associated with bacterial genera in the family Enterob...

journal_title：Antimicrobial agents and chemotherapy

authors： Goldstein C,Lee MD,Sanchez S,Hudson C,Phillips B,Register B,Grady M,Liebert C,Summers AO,White DG,Maurer JJ

更新日期：2001-03-01 00:00:00

abstract：:Atovaquone (AV) acts on the malaria parasite by competing with ubiquinol (UQH2) for its union to the mitochondrial bc1 complex, preventing the ubiquinone-8,9 (UQ) redox recycling, which is a necessary step in pyrimidine biosynthesis. This study focused on UQ biosynthesis in Plasmodium falciparum and adopted proof-of-c...

journal_title：Antimicrobial agents and chemotherapy

authors： Verdaguer IB,Crispim M,Zafra CA,Sussmann RAC,Buriticá NL,Melo HR,Azevedo MF,Almeida FG,Kimura EA,Katzin AM

更新日期：2021-01-25 00:00:00

abstract：:We have previously shown that a series of nonnucleoside pyrrolo[2,3-d]pyrimidines selectively inhibit the replication of herpes simplex virus type 1 (HSV-1) and human cytomegalovirus (HCMV). These compounds act at the immediate-early or early stage of HCMV replication and have antiviral properties somewhat similar to ...

journal_title：Antimicrobial agents and chemotherapy

authors： Evers DL,Breitenbach JM,Borysko KZ,Townsend LB,Drach JC

更新日期：2002-08-01 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：:The spread of extended-spectrum-beta-lactamase (ESBL)-producing organisms, particularly those harboring the CTX-M-type enzymes, both in the hospital and in the community, is difficult to discontinue due to the successful mobilization and evolution of the genetic elements harboring ESBL genes and coresistance rates in ...

journal_title：Antimicrobial agents and chemotherapy

authors： Morosini MI,García-Castillo M,Coque TM,Valverde A,Novais A,Loza E,Baquero F,Cantón R

更新日期：2006-08-01 00:00:00

abstract：:A new method for the analysis of serum chloramphenicol by reversed-phase, high-performance liquid chromatography (HPLC) is described. The method involves a preliminary extraction of 0.1 ml of serum with ethyl acetate containing an internal standard, chromatography with a reversed-phase C18 microparticulate column with...

journal_title：Antimicrobial agents and chemotherapy

authors： Koup JR,Brodsky B,Lau A,Beam TR Jr

更新日期：1978-09-01 00:00:00

abstract：:Viridin B, a bacteriocin produced by Streptococcus mitis, copurified with the alpha-hemolysin after ammonium sulfate precipitation and gel filtration on Sephadex G-200. The bacteriocin and hemolysin were separated in some instances by ion-exchange chromatography on diethylaminoethyl-Sephadex A-50, but the two substanc...

journal_title：Antimicrobial agents and chemotherapy

authors： Apelgren LD,Dajani AS

更新日期：1979-03-01 00:00:00

abstract：:Tildipirosin is a 16-membered-ring macrolide developed to treat bacterial pathogens, including Mannheimia haemolytica and Pasteurella multocida, that cause respiratory tract infections in cattle and swine. Here we evaluated the efficacy of tildipirosin at inhibiting protein synthesis on the ribosome (50% inhibitory co...

journal_title：Antimicrobial agents and chemotherapy

authors： Andersen NM,Poehlsgaard J,Warrass R,Douthwaite S

更新日期：2012-11-01 00:00:00

abstract：:The activity of gemifloxacin against Haemophilus influenzae and Moraxella catarrhalis was compared to those of 11 other agents. All quinolones were very active (MICs,

journal_title：Antimicrobial agents and chemotherapy

authors： Davies TA,Kelly LM,Hoellman DB,Ednie LM,Clark CL,Bajaksouzian S,Jacobs MR,Appelbaum PC

更新日期：2000-03-01 00:00:00

abstract：:The antiviral activity of a new series of thymidine analogs was determined against vaccinia virus (VV), cowpox virus (CV), herpes simplex virus, and varicella-zoster virus. Several compounds were identified that had good activity against each of the viruses, including a set of novel 5-substituted deoxyuridine analogs....

journal_title：Antimicrobial agents and chemotherapy

authors： Prichard MN,Keith KA,Johnson MP,Harden EA,McBrayer A,Luo M,Qiu S,Chattopadhyay D,Fan X,Torrence PF,Kern ER

更新日期：2007-05-01 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：:Viral pathogens causing global disease burdens are often characterized by high rates of evolutionary changes. The extensive viral diversity at baseline can shorten the time to escape from therapeutic or immune selective pressure and alter mutational pathways. The impact of genotypic background on the barrier to resist...

journal_title：Antimicrobial agents and chemotherapy

authors： Theys K,Libin PJK,Van Laethem K,Abecasis AB

更新日期：2019-07-25 00:00:00

abstract：:LCB01-0371 is a new oxazolidinone with cyclic amidrazone. In vitro activity of LCB01-0371 against 624 clinical isolates was evaluated and compared with those of linezolid, vancomycin, and other antibiotics. LCB01-0371 showed good activity against Gram-positive pathogens. In vivo activity of LCB01-0371 against systemic...

journal_title：Antimicrobial agents and chemotherapy

authors： Jeong JW,Jung SJ,Lee HH,Kim YZ,Park TK,Cho YL,Chae SE,Baek SY,Woo SH,Lee HS,Kwak JH

更新日期：2010-12-01 00:00:00

abstract：:The novel 6-substituted acyclouridine derivatives 1-[(2-hydroxyethoxy)methyl]-6-phenylthiothymine (HEPT), 1-[(2-hydroxyethoxy)methyl]-6-(3-methylphenylthio)thymine (HEPT-M), 6-cyclohexylthio-1-[(2-hydroxyethoxy) methyl]thymine (HEPT-H), and 1-[(2-hydroxyethoxy)methyl]-6-phenylthio-2- thiothymine (HEPT-S) have proved t...

journal_title：Antimicrobial agents and chemotherapy

authors： Baba M,De Clercq E,Iida S,Tanaka H,Nitta I,Ubasawa M,Takashima H,Sekiya K,Umezu K,Nakashima H

更新日期：1990-12-01 00:00:00

abstract：:Daptomycin is an investigational lipopeptide antibiotic active against gram-positive organisms. The mechanism of action is unique, resulting in interference with cell membrane transport. The bactericidal activity of daptomycin was evaluated against glycopeptide-intermediate susceptible Staphylococcus aureus (GISA), va...

journal_title：Antimicrobial agents and chemotherapy

authors： Akins RL,Rybak MJ

更新日期：2001-02-01 00:00:00

abstract：:We investigated the minimum exposure times of prazicuantel (PZQ) and albendazole sulfoxide (ABZSO) required for their activities against Taenia cysts in vitro as well as the 50 and 99% effective concentrations. The results showed that although the effects of both drugs are time and concentration dependent, ABZSO acts ...

journal_title：Antimicrobial agents and chemotherapy

authors： Palomares F,Palencia G,Pérez R,González-Esquivel D,Castro N,Cook HJ

更新日期：2004-06-01 00:00:00

abstract：:Peritonitis is a major complication of continuous ambulatory peritoneal dialysis. Relapsing peritonitis after the cessation of antimicrobial therapy is frequently reported and often involves Staphylococcus epidermidis. To investigate the potential role of catheter-associated biofilm in the pathogenesis of relapsing pe...

journal_title：Antimicrobial agents and chemotherapy

authors： Evans RC,Holmes CJ

更新日期：1987-06-01 00:00:00

abstract：:BMS-207147, Sch 56592, and voriconazole are three new investigational triazoles with broad-spectrum antifungal activity. The in vitro activities of these three agents were compared with those of itraconazole and fluconazole against 1,300 bloodstream isolates of Candida species obtained from over 50 different medical c...

journal_title：Antimicrobial agents and chemotherapy

authors： Pfaller MA,Messer SA,Hollis RJ,Jones RN,Doern GV,Brandt ME,Hajjeh RA

更新日期：1998-12-01 00:00:00