In vitro antiviral activity of 6-substituted 9-beta-D-ribofuranosylpurine 3', 5'-cyclic phosphates.

abstract：:We have recently reported an influenza virus neuraminidase inhibitor, RWJ-270201 (BCX-1812), a novel cyclopentane derivative discovered through structure-based drug design. In this paper, we compare the potency of three compounds, RWJ-270201, oseltamivir, and zanamivir, against neuraminidase enzymes from various subty...

journal_title：Antimicrobial agents and chemotherapy

authors： Bantia S,Parker CD,Ananth SL,Horn LL,Andries K,Chand P,Kotian PL,Dehghani A,El-Kattan Y,Lin T,Hutchison TL,Montgomery JA,Kellog DL,Babu YS

更新日期：2001-04-01 00:00:00

abstract：:Intermittent preventive treatment in infants with sulfadoxine-pyrimethamine (IPTi-SP) reduces malaria episodes by 20 to 59% across Africa. This protective efficacy, however, may be affected by the high frequency of malnutrition in African infants. We analyzed the impact of malnutrition as defined by anthropometry on t...

journal_title：Antimicrobial agents and chemotherapy

authors： Danquah I,Dietz E,Zanger P,Reither K,Ziniel P,Bienzle U,Mockenhaupt FP

更新日期：2009-05-01 00:00:00

abstract：:An in vitro pharmacodynamic model was used to simulate the in vivo pharmacokinetics of clarithromycin and 14-hydroxyclarithromycin in order to generate time-kill curves for three clinical isolates of Haemophilus influenzae (isolates 2019, 91-183, and 1746). Representative concentrations in serum or lung tissue and the...

journal_title：Antimicrobial agents and chemotherapy

authors： Walker KJ,Larsson AJ,Zabinski RA,Rotschafer JC

更新日期：1994-09-01 00:00:00

abstract：:A survey of 1,203 Escherichia coli isolates from 44 hospitals in Taiwan revealed that 136 (11.3%) isolates were resistant to fluoroquinolones and that another 261 (21.7%) isolates had reduced susceptibility. Resistance was more common in isolates responsible for hospital-acquired (mostly in intensive care units) infec...

journal_title：Antimicrobial agents and chemotherapy

authors： McDonald LC,Chen FJ,Lo HJ,Yin HC,Lu PL,Huang CH,Chen P,Lauderdale TL,Ho M

更新日期：2001-11-01 00:00:00

abstract：:The outer membrane of gram-negative cells excludes hydrophobic molecules and is responsible for the resistance of these cells to a number of dyes, detergents, and antibiotics. We describe a test for hydrophobic permeability in which a series of tetracyclines with various hydrophobicities are used. Normal Escherichia c...

journal_title：Antimicrobial agents and chemotherapy

authors： Leive L,Telesetsky S,Coleman WG Jr,Carr D

更新日期：1984-05-01 00:00:00

abstract：:Receipt of parenteral nutrition (PN) remains an independent risk factor for developing catheter-related bloodstream infections (CR-BSI) caused by fungi, including by the polymorphic fungus Candida albicans, which is notoriously adept at forming drug-resistant biofilm structures. Among a variety of macronutrients, PN s...

journal_title：Antimicrobial agents and chemotherapy

authors： Willems HME,Stultz JS,Coltrane ME,Fortwendel JP,Peters BM

更新日期：2019-10-22 00:00:00

abstract：:The potential of bacteriophage therapy to treat infections caused by antibiotic-resistant bacteria has now been well established using various animal models. While numerous newly isolated bacteriophages have been claimed to be potential therapeutic candidates on the basis of in vitro observations, the parameters used ...

journal_title：Antimicrobial agents and chemotherapy

authors： Henry M,Lavigne R,Debarbieux L

更新日期：2013-12-01 00:00:00

abstract：:Rosmarinic acid (RA) reduced the mortality of mice infected with Japanese encephalitis virus (JEV). Significant decreases in viral loads (P < 0.001) and proinflammatory cytokine levels (P < 0.001) were observed in JEV-infected animals treated with RA compared to levels in infected mice without treatment, at 8 to 9 day...

journal_title：Antimicrobial agents and chemotherapy

authors： Swarup V,Ghosh J,Ghosh S,Saxena A,Basu A

更新日期：2007-09-01 00:00:00

abstract：:We conducted a case-control study to identify risk factors associated with the isolation of Pseudomonas aeruginosa strains susceptible only to polymyxin from blood by comparing data between 16 patients with blood isolates that were susceptible only to polymyxins and 40 patients with blood isolates that were susceptibl...

journal_title：Antimicrobial agents and chemotherapy

authors： Falagas ME,Koletsi PK,Kopterides P,Michalopoulos A

更新日期：2006-07-01 00:00:00

abstract：:MUC7 12-mer-L exhibits potent in vitro antifungal activity in low-ionic-strength buffers. In this study, we investigated the anticandidal activity and stability of MUC7 12-mer-L and its all-D-amino-acid isomer, along with Hsn5 12-mer (P113) and magainin-II, in human clarified and unclarified saliva in the absence or p...

journal_title：Antimicrobial agents and chemotherapy

authors： Wei GX,Bobek LA

更新日期：2005-06-01 00:00:00

abstract：:Steady-state concentrations of telavancin, a novel, bactericidal lipoglycopeptide, were determined in the plasma, pulmonary epithelial lining fluid (ELF), and alveolar macrophages (AMs) of 20 healthy subjects. Telavancin at 10 mg of drug/kg of body weight/day was administered as a 1-h intravenous infusion on three suc...

journal_title：Antimicrobial agents and chemotherapy

authors： Gotfried MH,Shaw JP,Benton BM,Krause KM,Goldberg MR,Kitt MM,Barriere SL

更新日期：2008-01-01 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：:Activity against the coccidial pathogen Eimeria tenella in chickens has been discovered among alpha 2 adrenergic agonists. The clonidine analog 7-bromo-N-(2-imidazolidinylidene)-1H-indazol-6-amine was active in feed at 7.5 ppm, a concentration similar to the use levels of potent commercial agents, e.g., maduramicin. A...

journal_title：Antimicrobial agents and chemotherapy

authors： McFarland JW,Ricketts AP,Newcomb DM,Shively JE,Glazer EA

更新日期：1992-02-01 00:00:00

abstract：:A clinical study was carried out to establish the influence of aluminum on the oral absorption of ofloxacin. Ten healthy volunteers were included in a crossover study based on a Latin square design. The treatments that all volunteers received were A, consisting of 400 mg of ofloxacin, and B, consisting of 400 mg of of...

journal_title：Antimicrobial agents and chemotherapy

authors： Sánchez Navarro A,Martínez Cabarga M,Dominguez-Gil Hurlé A

更新日期：1994-10-01 00:00:00

abstract：:This work investigated the molecular events driving the evolution of the CTX-M-type β-lactamases by the use of DNA shuffling of fragments of the blaCTX-M-14 and blaCTX-M-15 genes. Analysis of a total of 51 hybrid enzymes showed that enzymatic activity could be maintained in most cases, yet hybrids that were active pos...

journal_title：Antimicrobial agents and chemotherapy

authors： Po KHL,Chan EWC,Chen S

更新日期：2017-11-22 00:00:00

abstract：:While the inflammatory response to severe pneumonia is paramount in limiting and resolving the infection, excessive inflammation can lead to deleterious effects. We theorized that patients with severe community-acquired pneumonia (CAP) who were treated with macrolides and aspirin would receive benefit beyond that of c...

journal_title：Antimicrobial agents and chemotherapy

authors： Falcone M,Russo A,Shindo Y,Farcomeni A,Pieralli F,Cangemi R,Liu J,Xia J,Okumura J,Sano M,Jones C,Vannucchi V,Mancone M,Micek S,Xu F,Violi F,Kollef M

更新日期：2019-01-29 00:00:00

abstract：:The need for novel antibacterial strategies and the awareness of the importance of quorum sensing (QS) in bacterial infections have stimulated research aimed at identifying QS inhibitors (QSIs). However, clinical application of QSIs identified so far is still distant, likely due to their unsuitability for use in human...

journal_title：Antimicrobial agents and chemotherapy

authors： Imperi F,Massai F,Ramachandran Pillai C,Longo F,Zennaro E,Rampioni G,Visca P,Leoni L

更新日期：2013-02-01 00:00:00

abstract：:The bronchial mucosal concentrations of lomefloxacin were determined for specimens obtained by fiber-optic bronchoscopy and compared with simultaneous concentrations in serum. The 23 patients studied were given an oral dose of 400 mg once daily for 4 days to achieve steady-state levels. The median concentration in ser...

journal_title：Antimicrobial agents and chemotherapy

authors： Baldwin DR,Honeybourne D,Andrews JM,Ashby JP,Wise R

更新日期：1990-06-01 00:00:00

abstract：:The antiviral effects of four compounds, phosphonoacetate, phosphonoformate, acycloguanosine, and purified human lymphoblastic interferon, were tested against two neurotropic herpesviruses, herpesvirus platyrrhine and herpes simplex virus, and two oncogenic herpesviruses, herpesvirus saimiri and herpesvirus ateles. Al...

journal_title：Antimicrobial agents and chemotherapy

authors： Daniel MD,Falk LA,King NW,Tamulevich R,Holland JS,Bekesi JG

更新日期：1980-10-01 00:00:00

abstract：:Bradyzoite-to-tachyzoite conversion plays a role in the pathogenesis of recrudescence of ocular toxoplasmosis and disease in immunocompromised persons. The currently available medicines are ineffective on cysts and fail to prevent reactivation of latent toxoplasmosis. A previous study showed that the histone deacetyla...

journal_title：Antimicrobial agents and chemotherapy

authors： Maubon D,Bougdour A,Wong YS,Brenier-Pinchart MP,Curt A,Hakimi MA,Pelloux H

更新日期：2010-11-01 00:00:00

abstract：:The inhibition of Saccharomyces cerevisiae growth by amphotericin B and rifampin was studied. Rifampin alone had no effect on growth or macromolecular syntheses. Lethal amounts of amphotericin B produced a late inhibition of ribonucleic acid (RNA) synthesis simultaneous with the arrest of growth and protein synthesis....

journal_title：Antimicrobial agents and chemotherapy

authors： Battaner E,Kumar BV

更新日期：1974-04-01 00:00:00

abstract：:Twenty strains of Staphylococcus aureus isolated from patients with endocarditis were examined in vitro for susceptibility to rifampin, nafcillin, and vancomycin and to combinations of rifampin with nafcillin or vancomycin. Minimum bactericidal concentrations of rifampin ranged from 0.0031 to 0.0125 mug/ml, of nafcill...

journal_title：Antimicrobial agents and chemotherapy

authors： Tuazon CU,Lin MY,Sheagren JN

更新日期：1978-05-01 00:00:00

abstract：:Pyrazinamide (PZA) is a first-line tuberculosis drug that inhibits the growth of Mycobacterium tuberculosis via an as yet undefined mechanism. An M. tuberculosis laboratory strain that was auxotrophic for pantothenate was found to be insensitive to PZA and to the active form, pyrazinoic acid (POA). To determine whethe...

journal_title：Antimicrobial agents and chemotherapy

authors： Dillon NA,Peterson ND,Rosen BC,Baughn AD

更新日期：2014-12-01 00:00:00

abstract：:We tested the hypothesis that the bacterial load at the infection site could impact considerably on the pharmacokinetic/pharmacodynamic (PK/PD) parameters of fluoroquinolones. Using a rat lung infection model, we measured the influence of different marbofloxacin dosage regimens on selection of resistant bacteria after...

journal_title：Antimicrobial agents and chemotherapy

authors： Kesteman AS,Ferran AA,Perrin-Guyomard A,Laurentie M,Sanders P,Toutain PL,Bousquet-Mélou A

更新日期：2009-11-01 00:00:00

abstract：:Doripenem, a parenteral carbapenem, exhibited high affinity for penicillin-binding protein 2 (PBP2) and PBP3 in Pseudomonas aeruginosa and PBP2 in Escherichia coli, the primary PBPs whose inhibition leads to cell death. This PBP affinity profile correlates with the broad-spectrum gram-negative activity observed with d...

journal_title：Antimicrobial agents and chemotherapy

authors： Davies TA,Shang W,Bush K,Flamm RK

更新日期：2008-04-01 00:00:00

abstract：:Platelet-activating factor (PAF) is a potent endogenous proinflammatory mediator implicated in the pathogenesis of septic shock. A double-blind randomized placebo-controlled trial of an intravenous PAF receptor antagonist (lexipafant) was conducted with 131 adult Thai patients with suspected severe sepsis (66 of whom ...

journal_title：Antimicrobial agents and chemotherapy

authors： Suputtamongkol Y,Intaranongpai S,Smith MD,Angus B,Chaowagul W,Permpikul C,Simpson JA,Leelarasamee A,Curtis L,White NJ

更新日期：2000-03-01 00:00:00

abstract：:Highly drug-resistant Salmonella enterica serovar Indiana became the most common serovar in broilers with diarrhea in China over the course of this study (15% in 2010 to 70% in 2014). While most S. Indiana isolates (87%, 384/440) were resistant to 13 to 16 of the 16 antibiotics tested, 89% of non-S. Indiana isolates (...

journal_title：Antimicrobial agents and chemotherapy

authors： Gong J,Wang C,Shi S,Bao H,Zhu C,Kelly P,Zhuang L,Lu G,Dou X,Wang R,Xu B,Zou J

更新日期：2016-01-11 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：:The effect of antacid on the bioavailability of cefprozil was investigated in a two-way crossover study. Eight healthy male subjects received a single 500-mg oral dose of cefprozil with and without coadministration of 30 ml of an antacid suspension containing magnesium hydroxide and aluminum hydroxide (Maalox). Cefpro...

journal_title：Antimicrobial agents and chemotherapy

authors： Shyu WC,Wilber RB,Pittman KA,Barbhaiya RH

更新日期：1992-05-01 00:00:00

abstract：:Administering polymyxin antibiotics in a traditional fashion may be ineffective against Gram-negative ESKAPE (Enterococcus faecium, Staphylococcus aureus, Klebsiella pneumoniae, Acinetobacter baumannii, Pseudomonas aeruginosa, and Enterobacter species) pathogens. Here, we explored increasing the dose intensity of poly...

journal_title：Antimicrobial agents and chemotherapy

authors： Tsuji BT,Landersdorfer CB,Lenhard JR,Cheah SE,Thamlikitkul V,Rao GG,Holden PN,Forrest A,Bulitta JB,Nation RL,Li J

更新日期：2016-06-20 00:00:00