In vitro activity and mechanism of action of methylenecyclopropane analogs of nucleosides against herpesvirus replication.

abstract：:Pseudomonas aeruginosa infections result in high morbidity and mortality rates for individuals with cystic fibrosis (CF), with premature death often occurring. These infections are complicated by the formation of biofilms in the sputum. Antibiotic therapy is stymied by antibiotic resistance of the biofilm matrix, maki...

journal_title：Antimicrobial agents and chemotherapy

authors： Klare W,Das T,Ibugo A,Buckle E,Manefield M,Manos J

更新日期：2016-07-22 00:00:00

abstract：:Miltefosine (MT) is a membrane-active alkylphospholipid licensed for the topical treatment of breast cancer skin metastases and the oral treatment of leishmaniasis, although its mechanism of action remains unclear. Electron paramagnetic resonance (EPR) spectroscopy of a spin-labeled lipid and a thiol-specific spin lab...

journal_title：Antimicrobial agents and chemotherapy

authors： Moreira RA,Mendanha SA,Fernandes KS,Matos GG,Alonso L,Dorta ML,Alonso A

更新日期：2014-06-01 00:00:00

abstract：:Seven clinical isolates of Shigella sonnei with reduced susceptibilities to fluoroquinolones (sparfloxacin, ciprofloxacin, and ofloxacin) were obtained. The MICs of fluoroquinolones against these S. sonnei strains were 16 to 32 times higher than those obtained against typical strains that are highly susceptible to the...

journal_title：Antimicrobial agents and chemotherapy

authors： Horiuchi S,Inagaki Y,Yamamoto N,Okamura N,Imagawa Y,Nakaya R

更新日期：1993-11-01 00:00:00

abstract：:The pharmacokinetics and metabolism of 3'-azido-3'-deoxythymidine (AZT) were investigated in rhesus monkeys after subcutaneous administration of 33.3 mg of AZT per kg of body weight alone or in the presence of 100 mg of probenecid per kg. In addition to unchanged drug, two catabolites, 5'-O-glucuronide (GAZT) and 3'-a...

journal_title：Antimicrobial agents and chemotherapy

authors： Cretton EM,Schinazi RF,McClure HM,Anderson DC,Sommadossi JP

更新日期：1991-05-01 00:00:00

abstract：:The antimicrobial activities of amphotericin B, itraconazole, and miconazole against 101 filamentous fungi from patients with cystic fibrosis were tested by a reproducible microdilution method. Itraconazole was very active against Aspergillus species and Scedosporium species (MIC at which 90% of the isolates were inhi...

journal_title：Antimicrobial agents and chemotherapy

authors： Hennequin C,Benailly N,Silly C,Sorin M,Scheinmann P,Lenoir G,Gaillard JL,Berche P

更新日期：1997-09-01 00:00:00

abstract：:Microdialysis was applied to sample the unbound drug concentration in the extracellular fluid in brain and muscle of rats given zalcitabine (2',3'-dideoxycytidine; n = 4) or BEA005 (2', 3'-dideoxy-3'-hydroxymethylcytidine; n = 4) (50 mg/kg of body weight given subcutaneously). Zalcitabine and BEA005 were analyzed by h...

journal_title：Antimicrobial agents and chemotherapy

authors： Borg N,Ståhle L

更新日期：1998-09-01 00:00:00

abstract：:Ketoconazole, an oral antimycotic imidazole drug, blocked the transport of electrons in the respiratory chain of Candida albicans under aerobic conditions with different substrates, such as NADH and succinate. This effect was a nonspecific inhibition of NADH oxidases and succinate oxidases. The addition of ketoconazol...

journal_title：Antimicrobial agents and chemotherapy

authors： Shigematsu ML,Uno J,Arai T

更新日期：1982-06-01 00:00:00

abstract：:It remains controversial whether combination therapy, given empirically or as definitive treatment, for Pseudomonas aeruginosa bacteremia is associated with a better outcome than monotherapy. The aim of the present study was to compare the rates of survival among patients who received either combination therapy or mon...

journal_title：Antimicrobial agents and chemotherapy

authors： Chamot E,Boffi El Amari E,Rohner P,Van Delden C

更新日期：2003-09-01 00:00:00

abstract：:Suramin is 100 years old and is still being used to treat the first stage of acute human sleeping sickness, caused by Trypanosoma bruceirhodesiense Suramin is a multifunctional molecule with a wide array of potential applications, from parasitic and viral diseases to cancer, snakebite, and autism. Suramin is also an e...

journal_title：Antimicrobial agents and chemotherapy

authors： Wiedemar N,Hauser DA,Mäser P

更新日期：2020-02-21 00:00:00

abstract：:Resistance of Plasmodium falciparum to drugs such as chloroquine and sulfadoxine-pyrimethamine is a major problem in malaria control. Artemisinin (ART) derivatives, particularly in combination with other drugs, are thus increasingly used to treat malaria, reducing the probability that parasites resistant to the compon...

journal_title：Antimicrobial agents and chemotherapy

authors： Afonso A,Hunt P,Cheesman S,Alves AC,Cunha CV,do Rosário V,Cravo P

更新日期：2006-02-01 00:00:00

abstract：:The biosynthetic gene cluster of lankamycin (LM), a 14-member macrolide antibiotic, is encoded on the 210-kb linear plasmid pSLA2-L in Streptomyces rochei 7434AN4. LM contains a 3-hydroxy-2-butyl group at the C-13 position, which is different from an ethyl group in erythromycin. The following two possibilities could b...

journal_title：Antimicrobial agents and chemotherapy

authors： Arakawa K,Kodama K,Tatsuno S,Ide S,Kinashi H

更新日期：2006-06-01 00:00:00

abstract：:Imipenem-cilastatin concentrations in bile were measured in 12 cholecystectomy patients (group 1) and 12 patients with common duct drainage (group 2). Six patients in each group received 0.5 g, and six received 1.0 g intravenously over 30 to 60 min. In group 1, bile was collected a mean of 85 min postinfusion. The mea...

journal_title：Antimicrobial agents and chemotherapy

authors： Graziani AL,Gibson GA,MacGregor RR

更新日期：1987-11-01 00:00:00

abstract：:As drug resistance continues to grow, treatment strategies that turn resistance into a disadvantage for the organism will be increasingly relied upon to treat infections and to lower the rate of multidrug resistance. The majority of work in this area has investigated how resistance evolution toward a single antibiotic...

journal_title：Antimicrobial agents and chemotherapy

authors： Rodriguez de Evgrafov MC,Faza M,Asimakopoulos K,Sommer MOA

更新日期：2020-12-16 00:00:00

abstract：:To determine whether rifampin reduces concentrations of trimethoprim (TMP) and sulfamethoxazole (SMX) in serum of human immunodeficiency virus (HIV)-infected persons, levels of these agents were determined by high-performance liquid chromatography before and after more than 12 days of standard antituberculosis treatme...

journal_title：Antimicrobial agents and chemotherapy

authors： Ribera E,Pou L,Fernandez-Sola A,Campos F,Lopez RM,Ocaña I,Ruiz I,Pahissa A

更新日期：2001-11-01 00:00:00

abstract：:The gene coding for aminoglycoside 2'-N-acetyltransferase Ia [AAC(2')-Ia] from Providencia stuartii was amplified by PCR and cloned. The resulting construct, pACKF2, was transferred into Escherichia coli for overexpression of AAC(2')-Ia as a fusion protein with an N-terminal hexa-His tag. The fusion protein was isolat...

journal_title：Antimicrobial agents and chemotherapy

authors： Franklin K,Clarke AJ

更新日期：2001-08-01 00:00:00

abstract：:The stage-dependent susceptibility of Plasmodium falciparum to a short exposure to docetaxel (Taxotere) was evaluated by subjecting ring-infected, trophozoite-infected, and schizont-infected erythrocytes to a 5-h exposure to various concentrations of the drug. The schizont stage was shown to be the most sensitive stag...

journal_title：Antimicrobial agents and chemotherapy

authors： Sinou V,Grellier P,Schrevel J

更新日期：1996-02-01 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：:Seasonal and pandemic influenza causes 650,000 deaths annually in the world. The emergence of drug resistance to specific anti-influenza virus drugs such as oseltamivir and baloxavir marboxil highlights the urgency of novel anti-influenza chemical entity discovery. In this study, we report a series of novel thiazolide...

journal_title：Antimicrobial agents and chemotherapy

authors： Zhao L,Yan Y,Dai Q,Li X,Xu K,Zou G,Yang K,Li W,Guo X,Yang J,Li Y,Xia Q,Cao R,Zhong W

更新日期：2020-06-23 00:00:00

abstract：:Concentration-QTc modeling was applied to pretomanid, a new nitroimidazooxazine antituberculosis drug. Data came from eight phase 2 and phase 3 studies. Besides pretomanid alone, various combinations with bedaquiline, linezolid, moxifloxacin, and pyrazinamide were considered; special attention was given to the bedaqui...

journal_title：Antimicrobial agents and chemotherapy

authors： Li H,Salinger DH,Everitt D,Li M,Del Parigi A,Mendel C,Nedelman JR

更新日期：2019-09-23 00:00:00

abstract：:The innovation of new therapies to combat multidrug-resistant (MDR) bacteria is being outpaced by the continued rise of MDR bacterial infections. Of particular concern are hospital-acquired infections (HAIs) that are recalcitrant to antibiotic therapies. The Gram-positive intestinal pathobiont Enterococcus faecalis is...

journal_title：Antimicrobial agents and chemotherapy

authors： Rodrigues M,McBride SW,Hullahalli K,Palmer KL,Duerkop BA

更新日期：2019-10-22 00:00:00

abstract：:The influence of reduced susceptibilities to glycopeptides on the activities of vancomycin and teicoplanin against an isogenic pair of clinical Staphylococcus aureus strains in experimental endocarditis was investigated. While vancomycin was similarly active against both strains, teicoplanin was approximately 100-fold...

journal_title：Antimicrobial agents and chemotherapy

authors： Pavie J,Lefort A,Ploy MC,Massias L,Chau F,Garry L,Denis F,Fantin B

更新日期：2003-06-01 00:00:00

abstract：:Ex vivo assay systems provide a powerful approach to studying human malaria parasite biology and to testing antimalarials. For rodent malaria parasites, short-term in vitro culture and ex vivo antimalarial susceptibility assays are relatively cumbersome, relying on in vivo passage for synchronization, since ring-stage...

journal_title：Antimicrobial agents and chemotherapy

authors： Chang ZW,Malleret B,Russell B,Rénia L,Claser C

更新日期：2016-10-21 00:00:00

abstract：:MICs of daptomycin, linezolid, and vancomycin against 212 isolates, including Listeria monocytogenes and Pediococcus, Leuconostoc, Rhodococcus, and Nocardia spp., were determined by the broth microdilution method; daptomycin MICs were also determined by the Etest. Except with those for Leuconostoc spp., daptomycin Ete...

journal_title：Antimicrobial agents and chemotherapy

authors： Huang YT,Liao CH,Teng LJ,Hsueh PR

更新日期：2007-04-01 00:00:00

abstract：:Seventeen clinical isolates of group C streptococci were tested for penicillin tolerance. Sixteen of the strains showed penicillin tolerance with a 32-fold or greater difference between the minimal inhibitory concentration and the minimal bactericidal concentration. Synergism was demonstrated with a combination of pen...

journal_title：Antimicrobial agents and chemotherapy

authors： Portnoy D,Prentis J,Richards GK

更新日期：1981-08-01 00:00:00

abstract：:Aspergillus fumigatus infections are associated with high mortality rates and high treatment costs. Limited available antifungals and increasing antifungal resistance highlight an urgent need for new antifungals. Thioredoxin reductase (TrxR) is essential for maintaining redox homeostasis and presents as a promising ta...

journal_title：Antimicrobial agents and chemotherapy

authors： Marshall AC,Kidd SE,Lamont-Friedrich SJ,Arentz G,Hoffmann P,Coad BR,Bruning JB

更新日期：2019-02-26 00:00:00

abstract：:Ramoplanin is an actinomycetes-derived antibiotic with broad-spectrum activity against Gram-positive bacteria that has been evaluated in clinical trials for the treatment of gastrointestinal vancomycin-resistant enterococci (VRE) and Clostridium difficile infections. Recent studies have proposed that ramoplanin binds ...

journal_title：Antimicrobial agents and chemotherapy

authors： Cheng M,Huang JX,Ramu S,Butler MS,Cooper MA

更新日期：2014-11-01 00:00:00

abstract：:Fenpropimorph was shown to inhibit the accumulation of the pyrimidine bases uracil and cytosine from the growth media in Saccharomyces cerevisiae. Uracil prototrophs of S. cerevisiae were more resistant to the growth-inhibitory effects of fenpropimorph than were uracil auxotrophs. High concentrations of uracil rescued...

journal_title：Antimicrobial agents and chemotherapy

authors： Crowley JH,Lorenz RT,Parks LW

更新日期：1994-05-01 00:00:00

abstract：:A simple technique with antibiotic-impregnated disks has been developed to demonstrate the antibiotic synergism of penicillins and aminoglycosides against enterococci. The two antibiotic disks are placed on inoculated plates so that the distance between their centers is less than the sum of the two radii of their prev...

journal_title：Antimicrobial agents and chemotherapy

authors： Lee WS,Komarmy L

更新日期：1975-01-01 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：:Gentamicin is a commonly used antibiotic for the treatment of gram-negative-bacterial infections. Bacterial endotoxin is liberated during antibiotic therapy, and we have shown that endotoxemic animals accumulate more aminoglycosides in their renal parenchyma than normal animals. Vasoactive mediators, such as prostagla...

journal_title：Antimicrobial agents and chemotherapy

authors： Bergeron MG,Bergeron Y,Tardif M,Marchand S,Beauchamp D

更新日期：1989-08-01 00:00:00