Antimicrobial and antileishmanial activities of hypocrellins A and B.

abstract：:The epileptogenic activity of imipenem was investigated in rats with experimental renal failure induced by uranyl nitrate injection by using electroencephalogram (EEG) recording and a pharmacokinetic-pharmacodynamic model including an effect compartment. Results previously obtained with healthy rats were used to estim...

journal_title：Antimicrobial agents and chemotherapy

authors： Dupuis A,Limosin A,Paquereau J,Mimoz O,Couet W,Bouquet S

更新日期：2001-12-01 00:00:00

abstract：:A plant pathogenic actinomycete identified as Streptomyces lydicus was isolated from the deep-pitted scab lesions of potato tubers. This strain produces a new polypeptide antibiotic named chandramycin. The antibiotic was isolated from culture broth by extraction with organic solvents and purified by chromatography. Th...

journal_title：Antimicrobial agents and chemotherapy

authors： Singh SK,Gurusiddaiah S

更新日期：1984-09-01 00:00:00

abstract：:In a randomized crossover trial, six volunteers received 200- and 400-mg doses of loracarbef (LY 163892), a new oral cephalosporin. Mean +/- standard error of the mean concentrations in serum obtained after 1.5 and 3 h were 13.2 +/- 2.8 and 4.3 +/- 0.7 mg/liter, respectively, after the 400-mg dose and 6.9 +/- 1.0 and ...

journal_title：Antimicrobial agents and chemotherapy

authors： Van der Auwera P

更新日期：1992-03-01 00:00:00

abstract：:Using an immunocompetent murine model of invasive aspergillosis (IA), we previously reported that the efficacy of liposomal amphotericin B (L-AmB) (Ambisome) is not hampered by the presence of azole resistance mutations in Aspergillus fumigatus (S. Seyedmousavi, W. J. G. Melchers, J. W. Mouton, and P. E. Verweij, Anti...

journal_title：Antimicrobial agents and chemotherapy

authors： Seyedmousavi S,Mouton JW,Melchers WJG,Verweij PE

更新日期：2017-05-24 00:00:00

abstract：:Rifapentine is highly protein bound in blood, but the free, unbound drug is the microbiologically active fraction. In this exploratory study, we characterized the free plasma fraction of rifapentine in 41 patients with tuberculosis. We found a lower total rifapentine concentration but significantly higher free rifapen...

journal_title：Antimicrobial agents and chemotherapy

authors： Egelund EF,Weiner M,Singh RP,Prihoda TJ,Gelfond JA,Derendorf H,Mac Kenzie WR,Peloquin CA

更新日期：2014-08-01 00:00:00

abstract：:Potential alternatives, including linezolid, adjunctive rifampin, and moxifloxacin, were evaluated against vancomycin-tolerant (P9802-020) and vancomycin-susceptible clinical isolates of Streptococcus pneumoniae in an in vitro pharmacodynamic model. Vancomycin exhibited maximal killing of 2-log(10) CFU/ml against P980...

journal_title：Antimicrobial agents and chemotherapy

authors： Cha R,Rybak MJ

更新日期：2003-06-01 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：:Intranasal inoculation of newborn mice with Herpesvirus hominis (HVH) type 2 provides a model for disseminated herpesvirus infections of human newborn infants. Treatment of this experimental infection with polyinosinic-polycytidylic acid [poly(I:C)] significantly increased the mean survival time and markedly altered t...

journal_title：Antimicrobial agents and chemotherapy

authors： Kern ER,Overall JC Jr,Glasgow LA

更新日期：1975-06-01 00:00:00

abstract：:Staphylococcus epidermidis is a major cause of nosocomial infections because of its ability to form biofilms on the surface of medical devices. Only a few antibacterial agents are relatively active against biofilms, and rifampin, a transcription inhibitor, ranks among the most effective molecules against biofilm-relat...

journal_title：Antimicrobial agents and chemotherapy

authors： Villain-Guillot P,Gualtieri M,Bastide L,Leonetti JP

更新日期：2007-09-01 00:00:00

abstract：:TAN 1057-resistant Staphylococcus aureus and Escherichia coli strains were selected to elucidate the mechanism of resistance and the mode of action of this dipeptide antibiotic. Cell-free translation with isolated ribosomes and S150 fractions from sensitive and resistant S. aureus strains demonstrated that alterations...

journal_title：Antimicrobial agents and chemotherapy

authors： Limburg E,Gahlmann R,Kroll HP,Beyer D

更新日期：2004-02-01 00:00:00

abstract：:Pseudomonas aeruginosa infections represent a serious threat to worldwide health. Proline-rich antimicrobial peptides (PR-AMPs), a particular group of peptide antibiotics, have demonstrated in vitro activity against P. aeruginosa strains. Here we show that the mammalian PR-AMP Bac7(1-35) is active against some multidr...

journal_title：Antimicrobial agents and chemotherapy

authors： Runti G,Benincasa M,Giuffrida G,Devescovi G,Venturi V,Gennaro R,Scocchi M

更新日期：2017-03-24 00:00:00

abstract：:Increasingly frequent reports have described the in vivo loss of daptomycin susceptibility in association with clinical treatment failures. The mechanism(s) of daptomycin resistance is not well understood. We studied an isogenic set of Staphylococcus aureus isolates from the bloodstream of a daptomycin-treated patient...

journal_title：Antimicrobial agents and chemotherapy

authors： Jones T,Yeaman MR,Sakoulas G,Yang SJ,Proctor RA,Sahl HG,Schrenzel J,Xiong YQ,Bayer AS

更新日期：2008-01-01 00:00:00

abstract：:Treatment options are limited for implant-associated infections (IAI) that are mainly caused by biofilm-forming staphylococci. We report here on the activity of the serrulatane compound 8-hydroxyserrulat-14-en-19-oic acid (EN4), a diterpene isolated from the Australian plant Eremophila neglecta. EN4 elicited antimicro...

journal_title：Antimicrobial agents and chemotherapy

authors： Nowakowska J,Griesser HJ,Textor M,Landmann R,Khanna N

更新日期：2013-01-01 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：:The pharmacokinetics of gentamicin C(1), C(2), and C(1a) were studied in six beagles after administration of gentamicin at 4 mg/kg of body weight as a single intravenous bolus dose. Plasma concentrations of the gentamicin components were analyzed with a novel high-performance liquid chromatography method capable of id...

journal_title：Antimicrobial agents and chemotherapy

authors： Isoherranen N,Lavy E,Soback S

更新日期：2000-06-01 00:00:00

abstract：:The residual antibiotic concentration of vancomycin (2 mg/ml)- or ceftazidime (2 mg/ml)-heparin solutions instilled in ports in pediatric hematology-oncology patients 1 to 34 days earlier was measured. Antibiotic concentrations of > or = 100 microg of either antibiotic per ml persisted for at least 21 days. For treatm...

journal_title：Antimicrobial agents and chemotherapy

authors： Haimi-Cohen Y,Husain N,Meenan J,Karayalcin G,Lehrer M,Rubin LG

更新日期：2001-05-01 00:00:00

abstract：:The quinolones inhibit the A subunit of DNA gyrase in the presence of Mg2+ by interrupting the DNA breakage and resealing steps, and the latter step is also retarded without quinolones if Mg2+ is replaced by Ca2+. Pyrimido[1,6-a]benzimidazoles have been found to represent a new class of potent DNA gyrase inhibitors wh...

journal_title：Antimicrobial agents and chemotherapy

authors： Gmünder H,Kuratli K,Keck W

更新日期：1995-01-01 00:00:00

abstract：:Piperaquine (PQ) is an antimalarial drug whose high lipid solubility suggests that its absorption can be increased by a high-fat meal. We examined the pharmacokinetics of PQ phosphate (500 mg given orally) in the fasting state and after a high-fat meal in eight healthy Caucasian volunteers (randomized crossover). Plas...

journal_title：Antimicrobial agents and chemotherapy

authors： Sim IK,Davis TM,Ilett KF

更新日期：2005-06-01 00:00:00

abstract：:The 54-kDa outer membrane protein (designated OprJ) of a norfloxacin-resistant nfxB mutant of Pseudomonas aeruginosa PAO1 was purified by ion-exchange high-performance liquid chromatography. Mobility of OprJ in sodium dodecyl sulfate-polyacrylamide gel electrophoresis was not affected by reduction and heating. A murin...

journal_title：Antimicrobial agents and chemotherapy

authors： Hosaka M,Gotoh N,Nishino T

更新日期：1995-08-01 00:00:00

abstract：:The activities of sparfloxacin, azithromycin, temafloxacin, and rifapentine against two virulent strains of the Mycobacterium avium complex isolated from patients with AIDS were evaluated in a model of intracellular infection and were compared with that of clarithromycin. Human monocyte-derived macrophages were infect...

journal_title：Antimicrobial agents and chemotherapy

authors： Perronne C,Gikas A,Truffot-Pernot C,Grosset J,Vilde JL,Pocidalo JJ

更新日期：1991-07-01 00:00:00

abstract：:The cell wall composition and autolytic properties of passage-selected glycopeptide-intermediate Staphylococcus aureus (GISA) isolates and their parent strains were studied in order to investigate the mechanism of decreased vancomycin susceptibility. GISA had relatively modest changes in peptidoglycan composition invo...

journal_title：Antimicrobial agents and chemotherapy

authors： Koehl JL,Muthaiyan A,Jayaswal RK,Ehlert K,Labischinski H,Wilkinson BJ

更新日期：2004-10-01 00:00:00

abstract：:It has recently become apparent that inflammatory reactions including nitric oxide (NO) release contribute to the outcome of pulmonary infections. To investigate the effect of N(G)-monomethyl-L-arginine (L-NMMA), a NO synthase inhibitor, on the pathogenesis of pneumococcal pneumonia, we inoculated CD(1) Swiss mice wit...

journal_title：Antimicrobial agents and chemotherapy

authors： Bergeron Y,Ouellet N,Simard M,Olivier M,Bergeron MG

更新日期：1999-09-01 00:00:00

abstract：:Whole-genome sequences for Stenotrophomonas maltophilia serial isolates from a bacteremic patient before and after development of levofloxacin resistance were assembled de novo and differed by one single-nucleotide variant in smeT, a repressor for multidrug efflux operon smeDEF. Along with sequenced isolates from five...

journal_title：Antimicrobial agents and chemotherapy

authors： Pak TR,Altman DR,Attie O,Sebra R,Hamula CL,Lewis M,Deikus G,Newman LC,Fang G,Hand J,Patel G,Wallach F,Schadt EE,Huprikar S,van Bakel H,Kasarskis A,Bashir A

更新日期：2015-11-01 00:00:00

abstract：:Mutants with multiple low-level antibiotic resistance were isolated from virulent wild-type Aeromonas salmonicida strains exposed to a low concentration of any one of several low-molecular-mass (approximately 635 daltons or less) antibiotics. Multiple resistance was toward beta-lactam compounds (penicillin G, ampicill...

journal_title：Antimicrobial agents and chemotherapy

authors： Wood SC,McCashion RN,Lynch WH

更新日期：1986-06-01 00:00:00

abstract：:Isavuconazole, the active moiety of the prodrug isavuconazonium sulfate, has potent activity against a wide spectrum of fungal pathogens and is approved for the treatment of invasive aspergillosis, yet little is known about the tissue penetration of isavuconazole at the target sites of infection. Here, we explored the...

journal_title：Antimicrobial agents and chemotherapy

authors： Lee A,Prideaux B,Lee MH,Zimmerman M,Dolgov E,Perlin DS,Zhao Y

更新日期：2019-05-24 00:00:00

abstract：:Trypanosomiasis remains a significant disease across the sub-Saharan African continent, with 50,000 to 70,000 individuals infected. The utility of current therapies is limited by issues of toxicity and the need to administer compounds intravenously. We have begun a program to pursue lead optimization around MDL 73811,...

journal_title：Antimicrobial agents and chemotherapy

authors： Barker RH Jr,Liu H,Hirth B,Celatka CA,Fitzpatrick R,Xiang Y,Willert EK,Phillips MA,Kaiser M,Bacchi CJ,Rodriguez A,Yarlett N,Klinger JD,Sybertz E

更新日期：2009-05-01 00:00:00

abstract：:Clinical isolates of Gardnerella vaginalis, Streptococcus agalactiae, Bacteroides spp., and Mobiluncus spp. were screened for resistance to tetracycline and for the presence of the streptococcal tetM determinant. The S. agalactiae and G. vaginalis strains contained DNA sequences homologous to the tetM determinant, whi...

journal_title：Antimicrobial agents and chemotherapy

authors： Roberts MC,Hillier SL,Hale J,Holmes KK,Kenny GE

更新日期：1986-11-01 00:00:00

abstract：:AG205 was identified from high-throughput screening as a potent inhibitor of FabK, the enoyl-ACP reductase in Streptococcus pneumoniae. Specific inhibition of lipid biosynthesis in a macromolecular biosynthesis assay and identification of an Ala141Ser substitution in FabK from spontaneous AG205-resistant mutants indic...

journal_title：Antimicrobial agents and chemotherapy

authors： Takahata S,Iida M,Osaki Y,Saito J,Kitagawa H,Ozawa T,Yoshida T,Hoshiko S

更新日期：2006-08-01 00:00:00

abstract：:The effects on Staphylococcus aureus viability and beta-lactamase activity of concentrations that simulated those in human serum after a combined dose of 875 mg of amoxicillin and 125 mg of clavulanic acid were studied in an in vitro pharmacodynamic model. Six hours of preexposure to concentrations of the amoxicillin-...

journal_title：Antimicrobial agents and chemotherapy

authors： Aguilar L,Martín M,Balcabao IP,Gómez-Lus ML,Dal-Ré R,Prieto J

更新日期：1997-06-01 00:00:00

abstract：:Nocardia species are gram-positive environmental saprophytes, but some cause the infectious disease nocardiosis. The complete genomic sequence of Nocardia farcinica IFM 10152 has been determined, and analyses indicated the presence of two different RNA polymerase beta subunit genes, rpoB and rpoB2, in the genome (J. I...

journal_title：Antimicrobial agents and chemotherapy

authors： Ishikawa J,Chiba K,Kurita H,Satoh H

更新日期：2006-04-01 00:00:00