In vitro activity against Staphylococcus aureus of a novel antimicrobial agent, PRF-119, a recombinant chimeric bacteriophage endolysin.

abstract：:Stenotrophomonas maltophilia is a multidrug-resistant organism increasingly isolated from the lungs of cystic fibrosis (CF) patients. One hundred twenty-five S. maltophilia isolates from 85 CF patients underwent planktonic and biofilm susceptibility testing against 9 different antibiotics, alone and in double antibiot...

journal_title：Antimicrobial agents and chemotherapy

authors： Wu K,Yau YC,Matukas L,Waters V

更新日期：2013-03-01 00:00:00

abstract：:We investigated the antistaphylococcal activity of daptomycin, vancomycin, oxacillin, gentamicin, and rifampin in human monocyte-derived macrophages. Compared with vancomycin and oxacillin, daptomycin had the most rapid and greatest antibacterial activity, but that of oxacillin was most sustained. The combination of d...

journal_title：Antimicrobial agents and chemotherapy

authors： Baltch AL,Ritz WJ,Bopp LH,Michelsen PB,Smith RP

更新日期：2007-04-01 00:00:00

abstract：:We passaged cells expressing TEM-1 and TEM-12 from a single plasmid through either ampicillin or ceftazidime. We found that the combined effects of recombination and selection removed the bla(TEM-1) allele from the bacterial population when it was passaged through ceftazidime or the bla(TEM-12) allele when cultures we...

journal_title：Antimicrobial agents and chemotherapy

authors： Mroczkowska JE,Barlow M

更新日期：2008-09-01 00:00:00

abstract：:The lipopeptidic antibiotic daptomycin is reported to reduce experimental tobramycin nephrotoxicity (D. Beauchamp, M. Pellerin, P. Gourde, M. Pettigrew and M. G. Bergeron, Antimicrob. Agents Chemother. 34:139-147, 1990; C. A. Wood, H. C. Finkbeiner, S. J. Kohlhepp, P. W. Kohnen, and D. C. Gilbert, Antimicrob. Agents C...

journal_title：Antimicrobial agents and chemotherapy

authors： Couture M,Simard M,Gourde P,Lessard C,Gurnani K,Lin L,Carrier D,Bergeron MG,Beauchamp D

更新日期：1994-04-01 00:00:00

abstract：:The apicomplexan parasites Cryptosporidium and Toxoplasma are serious threats to human health. Cryptosporidiosis is a severe diarrheal disease in malnourished children and immunocompromised individuals, with the only FDA-approved drug treatment currently being nitazoxanide. The existing therapies for toxoplasmosis, an...

journal_title：Antimicrobial agents and chemotherapy

authors： Palencia A,Liu RJ,Lukarska M,Gut J,Bougdour A,Touquet B,Wang ED,Li X,Alley MR,Freund YR,Rosenthal PJ,Hakimi MA,Cusack S

更新日期：2016-09-23 00:00:00

abstract：:Sparfloxacin, a new fluorinated quinolone, exhibits higher in vitro activity against pneumococci than do ciprofloxacin and ofloxacin. Since up to 30% of cases of pneumococcal pneumonia are associated with bacteremia, and since an increasing percentage of pneumococci are resistant against penicillin, we studied the ser...

journal_title：Antimicrobial agents and chemotherapy

authors： Trautmann M,Ruhnke M,Borner K,Wagner J,Koeppe P

更新日期：1996-03-01 00:00:00

abstract：:Intraoperative biliary cefamandole concentrations were determined in 16 patients with hepatobiliary pathology. These included seven patients with cholelithiasis, five with acute cholecystitis, two with recurrent ascending cholangitis, and two with liver abscesses. Bile collected 0.5 to 2.5 h after the last antibiotic ...

journal_title：Antimicrobial agents and chemotherapy

authors： Uwaydah M,Kantarjian H,Osseiran M,Bal'a F

更新日期：1982-12-01 00:00:00

abstract：:The hyl(Efm) gene (encoding a putative hyaluronidase) has been found almost exclusively in Enterococcus faecium clinical isolates, and recently, it was shown to be on a plasmid which increased the ability of E. faecium strains to colonize the gastrointestinal tract. In this work, the results of mating experiments betw...

journal_title：Antimicrobial agents and chemotherapy

authors： Arias CA,Panesso D,Singh KV,Rice LB,Murray BE

更新日期：2009-10-01 00:00:00

abstract：:Surotomycin (formerly called CB-183,315) is a novel, orally administered cyclic lipopeptide antibacterial in development for the treatment of Clostridium difficile infection (CDI) that has potent activity against vancomycin-resistant enterococci (VRE) but limited activity against Gram-negative bacilli, including Bacte...

journal_title：Antimicrobial agents and chemotherapy

authors： Deshpande A,Hurless K,Cadnum JL,Chesnel L,Gao L,Chan L,Kundrapu S,Polinkovsky A,Donskey CJ

更新日期：2016-05-23 00:00:00

abstract：:The pharmacokinetics of azlocillin were studied in 10 cystic fibrosis patients, ranging in age from 11 to 28 years. The patients received a 9- to 23-day course of 350 mg of azlocillin per kg in four or six divided daily doses in combination with am aminoglycoside. Blood and urine samples were collected at specified ti...

journal_title：Antimicrobial agents and chemotherapy

authors： Bosso JA,Saxon BA,Herbst JJ,Matsen JM

更新日期：1984-05-01 00:00:00

abstract：:The pharmacodynamics of gemifloxacin against Streptococcus pneumoniae were investigated in a dilutional pharmacodynamic model of infection. Dose fractionation was used to simulate concentrations of gemifloxacin in human serum associated with 640 mg every 48 h (one dose), 320 mg every 24 h (two doses), and 160 mg every...

journal_title：Antimicrobial agents and chemotherapy

authors： MacGowan AP,Rogers CA,Holt HA,Wootton M,Bowker KE

更新日期：2001-10-01 00:00:00

abstract：:The efficacy of ciprofloxacin for experimental aortic valve endocarditis in rabbits infected by either a methicillin-susceptible or a methicillin-resistant strain of Staphylococcus aureus was compared with standard therapy of nafcillin or vancomycin, respectively. After 4 days of therapy, ciprofloxacin reduced the cou...

journal_title：Antimicrobial agents and chemotherapy

authors： Carpenter TC,Hackbarth CJ,Chambers HF,Sande MA

更新日期：1986-09-01 00:00:00

abstract：:A beta-lactam-sensitive strain (C152) of Shigella dysenteriae showed two major outer membrane proteins (OMPs) with M(r)s of 43,000 and 38,000, while the clinical isolate M2 lacked the 43,000-Mr OMP, which acted as a channel for beta-lactam antibiotics. Permeability of beta-lactams across the outer membrane (OM) of M2 ...

journal_title：Antimicrobial agents and chemotherapy

authors： Kar AK,Ghosh AS,Chauhan K,Ahamed J,Basu J,Chakrabarti P,Kundu M

更新日期：1997-10-01 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：:In the eubacterial cell, the peptidoglycan is perpetually hydrolyzed throughout the cell cycle by different enzymes such as lytic transglycosylases, endopeptidases, and amidases. In Escherichia coli, four N-acetylmuramoyl-l-alanine amidases, AmiA, -B, -C, and -D, are present in the periplasm. AmiA, -B, and -C are solu...

journal_title：Antimicrobial agents and chemotherapy

authors： Pennartz A,Généreux C,Parquet C,Mengin-Lecreulx D,Joris B

更新日期：2009-07-01 00:00:00

abstract：:Antibiotic resistance in bacteria is ever changing and adapting, as once-novel β-lactam antibiotics are losing their efficacy, primarily due to the production of β-lactamases. Metallo-β-lactamases (MBLs) efficiently inactivate a broad range of β-lactam antibiotics, including carbapenems, and are often coexpressed with...

journal_title：Antimicrobial agents and chemotherapy

authors： LaCuran AE,Pegg KM,Liu EM,Bethel CR,Ai N,Welsh WJ,Bonomo RA,Oelschlaeger P

更新日期：2015-12-01 00:00:00

abstract：:We have developed and validated a high-performance liquid chromatography method coupled with a mass detector to quantify itraconazole, voriconazole, and posaconazole using quinoxaline as the internal standard. The method involves protein precipitation with acetonitrile. Mean accuracy (percent deviation from the true v...

journal_title：Antimicrobial agents and chemotherapy

authors： Baietto L,D'Avolio A,Ventimiglia G,De Rosa FG,Siccardi M,Simiele M,Sciandra M,Di Perri G

更新日期：2010-08-01 00:00:00

abstract：:Thirteen normal subjects were given 2, 3, or 4 g of ceftizoxime intravenously in a prospective single-blinded study. Serum and urine concentrations were measured for 48 h. The beta-phase serum half-life ranged from 1.4 to 1.7 h. Approximately 100% of the agent was recovered unchanged in the urine over 48 h. Six of 13 ...

journal_title：Antimicrobial agents and chemotherapy

authors： Peterson LR,Gerding DN,Van Etta LL,Eckfeldt JH,Larson TA

更新日期：1982-11-01 00:00:00

abstract：:A series of quaternary ammonium compounds that are esters of betaine and fatty alcohols with hydrocarbon chain lengths of 10 to 18 carbon atoms were tested with respect to antimicrobial activities and rates of hydrolysis. When the tetradecyl derivative was tested against some selected microorganisms, the killing effec...

journal_title：Antimicrobial agents and chemotherapy

authors： Lindstedt M,Allenmark S,Thompson RA,Edebo L

更新日期：1990-10-01 00:00:00

abstract：:The biochemical properties of tetrahydrofuranyl (THF) carbapenems, carbapenems with THF substituents, were evaluated with respect to enzyme stability, binding to penicillin-binding proteins (PBPs), and penetration into gram-negative organisms. THF carbapenems showed increased stability to hog renal dehydropeptidases (...

journal_title：Antimicrobial agents and chemotherapy

authors： Yang Y,Testa RT,Bhachech N,Rasmussen BA,Bush K

更新日期：1999-12-01 00:00:00

abstract：:The alternative sigma factor sigma54 has been implicated in diverse functions within the cells. In this study, we have constructed an rpoN mutant of Pseudomonas aeruginosa and investigated its importance as a target for antimicrobial agents, such as quinolones and carbapenems. The stationary-phase cells of the rpoN mu...

journal_title：Antimicrobial agents and chemotherapy

authors： Viducic D,Ono T,Murakami K,Katakami M,Susilowati H,Miyake Y

更新日期：2007-04-01 00:00:00

abstract：:WR99210, a dihydrofolate reductase inhibitor, has promising in vitro activity against Mycobacterium avium complex (MAC). The in vitro activities of WR99210 alone and in combination with a fixed concentration of dapsone (0.5 microgram/ml) were evaluated against 35 clinical MAC isolates by a broth dilution method. The M...

journal_title：Antimicrobial agents and chemotherapy

authors： Shah LM,DeStefano MS,Cynamon MH

更新日期：1996-11-01 00:00:00

abstract：:OXA-48-like carbapenemases have only recently emerged in Europe. OXA-162 is a rare OXA-48 variant usually coexpressed with extended-spectrum β-lactamases. Here, we report the identification of the first OXA-162 carbapenemase-producing Klebsiella pneumoniae isolates, which coexpressed an AmpC cephalosporinase (DHA-1), ...

journal_title：Antimicrobial agents and chemotherapy

authors： Voulgari E,Poulou A,Dimitroulia E,Politi L,Ranellou K,Gennimata V,Markou F,Pournaras S,Tsakris A

更新日期：2015-12-14 00:00:00

abstract：:Susceptibility testing of laboratory strains and clinical isolates of Borrelia burgdorferi indicates that resistance to erythromycin is present in them. Evaluation of the MICs, minimal bactericidal concentrations, and kinetics of bacterial killing of erythromycin suggests that this resistance is increased by preexposu...

journal_title：Antimicrobial agents and chemotherapy

authors： Terekhova D,Sartakova ML,Wormser GP,Schwartz I,Cabello FC

更新日期：2002-11-01 00:00:00

abstract：:Candida albicans remains the leading causative agent of invasive fungal infection. Although the importance of filamentation in C. albicans pathogenesis has been extensively investigated, in vivo studies to date have been unable to dissect the role of this developmental process in the establishment of infection versus ...

journal_title：Antimicrobial agents and chemotherapy

authors： Saville SP,Lazzell AL,Bryant AP,Fretzen A,Monreal A,Solberg EO,Monteagudo C,Lopez-Ribot JL,Milne GT

更新日期：2006-10-01 00:00:00

abstract：:In a dose-ranging study of amprenavir (formerly 141W94), an inhibitor of the protease enzyme of human immunodeficiency virus (HIV) type 1, single-dose and steady-state pharmacokinetic parameters were estimated from plasma samples collected on day 1 and during week 3, respectively. Amprenavir was administered on either...

journal_title：Antimicrobial agents and chemotherapy

authors： Sadler BM,Gillotin C,Lou Y,Stein DS

更新日期：2001-01-01 00:00:00

abstract：:Management of treatment-experienced human immunodeficiency virus patients has become complex, and therapy may need to include two protease inhibitors at therapeutic doses. The objective of this study was to characterize the pharmacokinetics in serum of saquinavir (1,000 mg twice daily [b.i.d.]), lopinavir (400 mg b.i....

journal_title：Antimicrobial agents and chemotherapy

authors： Ribera E,Lopez RM,Diaz M,Pou L,Ruiz L,Falcó V,Crespo M,Azuaje C,Ruiz I,Ocaña I,Clotet B,Pahissa A

更新日期：2004-11-01 00:00:00

abstract：:There is significant interest in the development of mass spectrometry (MS) methods for antimicrobial resistance protein detection, given the ability of these methods to confirm protein expression. In this work, we studied the performance of a liquid chromatography, tandem MS multiple-reaction monitoring (LC-MS/MS MRM)...

journal_title：Antimicrobial agents and chemotherapy

authors： Wang H,Strich JR,Drake SK,Chen Y,Youn JH,Rosenberg AZ,Gucek M,Dekker JP,Suffredini AF

更新日期：2019-08-23 00:00:00

abstract：:Although human immunodeficiency virus (HIV) coinfection is the most important risk factor for a poor antituberculosis (anti-TB) treatment response, its effect on the pharmacokinetics of the first-line drugs in children is understudied. This study examined the pharmacokinetics of the four first-line anti-TB drugs in ch...

journal_title：Antimicrobial agents and chemotherapy

authors： Antwi S,Yang H,Enimil A,Sarfo AM,Gillani FS,Ansong D,Dompreh A,Orstin A,Opoku T,Bosomtwe D,Wiesner L,Norman J,Peloquin CA,Kwara A

更新日期：2017-01-24 00:00:00

abstract：:The gyrA and gyrB genes of Chlamydia pneumoniae TW-183 were cloned, and their proteins were purified by use of a fusion system with a maltose-binding protein. The 50% inhibitory concentrations of garenoxacin, sparfloxacin, moxifloxacin, gatifloxacin, and levofloxacin were 10.1, 47.5, 39.6, 64.2, and 156.9 microg/ml, r...

journal_title：Antimicrobial agents and chemotherapy

authors： Ameyama S,Shinmura Y,Takahata M

更新日期：2003-07-01 00:00:00