Antibiotic metabolites from a marine pseudomonad.

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：:Amphotericin B, the principal drug used for treating systemic mycoses, possesses undesirable toxic properties. The ability of this antibiotic to potentiate antifungal activity of other compounds suggests that lower doses of amphotericin B could be used in combination with a second drug without loss of therapeutic effi...

journal_title：Antimicrobial agents and chemotherapy

authors： Huppert M,Pappagianis D,Sun SH,Gleason-Jordan I,Collins MS,Vukovich KR

更新日期：1976-03-01 00:00:00

abstract：:The pharmacokinetics of teicoplanin were determined after multiple 30-min intravenous infusions of 10 to 15 mg/kg every 12 to 24 h in 11 intravenous drug abuse (IVDA) patients being treated for bacterial endocarditis. Multiple serum samples were obtained over 7 to 14 days. Twenty-four-hour urine collections were obtai...

journal_title：Antimicrobial agents and chemotherapy

authors： Rybak MJ,Lerner SA,Levine DP,Albrecht LM,McNeil PL,Thompson GA,Kenny MT,Yuh L

更新日期：1991-04-01 00:00:00

abstract：:Tigemonam, a new monobactam with excellent activity against gram-negative bacteria, was evaluated for in vivo efficacy and absorption after oral administration to laboratory animals. Tigemonam is absorbed when administered orally to mice and dogs. In a variety of gram-negative systemic infections in mice, orally admin...

journal_title：Antimicrobial agents and chemotherapy

authors： Clark JM,Olsen SJ,Weinberg DS,Dalvi M,Whitney RR,Bonner DP,Sykes RB

更新日期：1987-02-01 00:00:00

abstract：:Topical foscarnet (PFA) and acyclovir (ACV) were compared in the dorsal cutaneous guinea pig model of herpes simplex virus type 1 infection. The relative order of efficacy was PFA cream greater than ACV cream greater than ACV ointment. In vitro studies demonstrated that PFA and ACV formulated in cream vehicles penetra...

journal_title：Antimicrobial agents and chemotherapy

authors： Spruance SL,Freeman DJ,Sheth NV

更新日期：1986-07-01 00:00:00

abstract：:The increasing prevalence of drug-resistant pathogens highlights the need to identify novel antibiotics. Here we investigated the efficacies of four new antimicrobial peptides (AMPs) for potential drug development. The antibacterial activities, synergistic effects, and antibiofilm properties of the four chimeric AMPs ...

journal_title：Antimicrobial agents and chemotherapy

authors： Gopal R,Kim YG,Lee JH,Lee SK,Chae JD,Son BK,Seo CH,Park Y

更新日期：2014-01-01 00:00:00

abstract：:Resistance to macrolides and ketolides occurs mainly via alterations in RNA moieties of the drug-binding site. Using an A2058G mutant of Mycobacterium smegmatis, additional telithromycin resistance was acquired via deletion of 15 residues from protein L22. Molecular modeling, based on the crystal structure of the larg...

journal_title：Antimicrobial agents and chemotherapy

authors： Berisio R,Corti N,Pfister P,Yonath A,Böttger EC

更新日期：2006-11-01 00:00:00

abstract：:Mupirocin is a topical antibiotic used for the treatment of skin infections and the eradication of methicillin-resistant Staphylococcus aureus carriage. It inhibits bacterial protein synthesis by interfering with isoleucyl-tRNA synthetase activity. High-level mupirocin resistance (MIC of ≥ 512 μg/ml) is mediated by th...

journal_title：Antimicrobial agents and chemotherapy

authors： Seah C,Alexander DC,Louie L,Simor A,Low DE,Longtin J,Melano RG

更新日期：2012-04-01 00:00:00

abstract：:Minimal inhibitory concentrations (MICs) and minimal bactericidal concentrations (MBCs) of penicillin, ampicillin, cefoxitin, and cefuroxime were determined for 103 beta-lactamase-negative Neisseria gonorrhoeae clinical isolates belonging to five different auxotypes. MBC determinations were base on killing 99.9% of th...

journal_title：Antimicrobial agents and chemotherapy

authors： de Repentigny L,Turgeon PL

更新日期：1981-04-01 00:00:00

abstract：:A new reverse transcriptase (RT) inhibitor was extracted and purified from the red alga Schizymenia pacifica. The chromatographic behavior and chemical properties of this sea algal extract (SAE) suggest that it is a sulfated polysaccharide having a molecular weight of approximately 2,000,000. SAE is composed of galact...

journal_title：Antimicrobial agents and chemotherapy

authors： Nakashima H,Kido Y,Kobayashi N,Motoki Y,Neushul M,Yamamoto N

更新日期：1987-10-01 00:00:00

abstract：:This report describes linezolid susceptibility testing results for 6,741 Gram-positive pathogens from 60 U.S. sites collected during 2015 for the LEADER Program. In addition, the report summarizes linezolid in vitro activity, resistance mechanisms, and molecular typing obtained for 2011 to 2015. During 2015, linezolid...

journal_title：Antimicrobial agents and chemotherapy

authors： Pfaller MA,Mendes RE,Streit JM,Hogan PA,Flamm RK

更新日期：2017-06-27 00:00:00

abstract：:Mecillinam is an amidino penicillinate derivative with a broad spectrum of activity against many gram-negative bacilli. Moreover, marked in vitro synergy against these organisms occurs when mecillinam is combined with other beta-lactam antibiotics. The purpose of this study was to determine the pharmacokinetic disposi...

journal_title：Antimicrobial agents and chemotherapy

authors： Gambertoglio JG,Barriere SL,Lin ET,Conte JE Jr

更新日期：1980-12-01 00:00:00

abstract：:The aim of this study was to characterize a novel extended-spectrum beta-lactamase that belongs to the TEM family, the TEM-149 enzyme, and that was isolated from the urine of two hospitalized patients from different hospitals in southern Italy. The peculiarity of this enzyme was the finding of a valine residue at posi...

journal_title：Antimicrobial agents and chemotherapy

authors： Perilli M,Celenza G,De Santis F,Pellegrini C,Forcella C,Rossolini GM,Stefani S,Amicosante G

更新日期：2008-03-01 00:00:00

abstract：:The association of an IS440-sul3 platform with Tn21 class 1 integrons carried by IncI1 plasmids encoding extended-spectrum β-lactamases (ESBLs; mainly SHV-12 and CTX-M-14) among worldwide Escherichia coli clones of phylogroups A (ST10, ST23, and ST46), B1 (ST155, ST351, and ST359), and D/B2 (ST131) is reported. An in ...

journal_title：Antimicrobial agents and chemotherapy

authors： Curiao T,Cantón R,Garcillán-Barcia MP,de la Cruz F,Baquero F,Coque TM

更新日期：2011-05-01 00:00:00

abstract：:Racial differences in antiretroviral treatment responses remain incompletely explained and may be a consequence of differential pharmacokinetics (PK) associated with race. Raltegravir, an inhibitor of HIV-1 integrase, is commonly used in the treatment of HIV-infected patients, many of whom are African-American. Howeve...

journal_title：Antimicrobial agents and chemotherapy

authors： Wohl DA,Dumond JB,Blevins S,Pittard D,Ragan D,Wang R,Massengale K,Walsh K,Floris-Moore M,Eron JJ Jr,Richardson A,Hudgens MG,Kashuba AD

更新日期：2013-02-01 00:00:00

abstract：:The susceptibilities of 52 clinical isolates of Bacteroides fragilis to five monoanionic cephalosporins were examined. Cefoperazone showed the highest antibacterial activity, followed by ceftezole, cefazolin, cefamandole, and cephalothin. There were two groups of resistant strains: one group (ca. 15%), of which B. fra...

journal_title：Antimicrobial agents and chemotherapy

authors： Yotsuji A,Mitsuyama J,Hori R,Yasuda T,Saikawa I,Inoue M,Mitsuhashi S

更新日期：1988-12-01 00:00:00

abstract：:Cefodizime, an iminomethoxy aminothiazolyl cephalosporin similar to moxalactam and ceftazidime, was less active (minimal inhibitory concentration, 1.6 to 12 micrograms) than cefazolin or cefotaxime against Staphylococcus aureus and Staphylococcus epidermidis. It inhibited Haemophilus and Neisseria spp. at less than 0....

journal_title：Antimicrobial agents and chemotherapy

authors： Scully BE,Jules K,Neu HC

更新日期：1983-06-01 00:00:00

abstract：:In a hospital-based, prospective cohort study, the effects of the three standard treatment regimens for mild Clostridium difficile infection (CDI), oral (p.o.) metronidazole at 500 mg three times/day, intravenous (i.v.) metronidazole at 500 mg three times/day, and oral (p.o.) vancomycin at 250 mg four times/day, were ...

journal_title：Antimicrobial agents and chemotherapy

authors： Wenisch JM,Schmid D,Kuo HW,Allerberger F,Michl V,Tesik P,Tucek G,Laferl H,Wenisch C

更新日期：2012-04-01 00:00:00

abstract：:Methicillin-resistant Staphylococcus aureus (MRSA) is a multidrug-resistant pathogen that poses a significant risk to global health today. We have developed a promising new FtsZ-targeting agent (TXA707) with potent activity against MRSA isolates resistant to current standard-of-care antibiotics. We present here result...

journal_title：Antimicrobial agents and chemotherapy

authors： Ferrer-González E,Kaul M,Parhi AK,LaVoie EJ,Pilch DS

更新日期：2017-08-24 00:00:00

abstract：:Fusidic acid (FA), which was approved in the 1960s in many European and Asian countries, has gained renewed interest due to its continued effectiveness against methicillin-resistant Staphylococcus aureus As rhabdomyolysis has been reported upon coadministration of FA with statins, we aimed to elucidate the underlying ...

journal_title：Antimicrobial agents and chemotherapy

authors： Gupta A,Harris JJ,Lin J,Bulgarelli JP,Birmingham BK,Grimm SW

更新日期：2016-09-23 00:00:00

abstract：:Tigecycline is a glycylcycline with activity against Enterobacteriaceae, including multidrug-resistant isolates of Klebsiella pneumoniae and Escherichia coli producing extended-spectrum beta-lactamase (ESBL) and carbapenemases. Herein, we used an in vivo murine thigh model to characterize the pharmacodynamic profile o...

journal_title：Antimicrobial agents and chemotherapy

authors： Nicasio AM,Crandon JL,Nicolau DP

更新日期：2009-07-01 00:00:00

abstract：:Oral doses of norfloxacin (80 mg/kg of body weight per day) and ciprofloxacin (25 and 80 mg/kg/day) and intramuscular doses of teicoplanin (5 mg/kg/day), all administered once a day for 10 days, were evaluated as a means of preventing encrusted cystitis caused by Corynebacterium group D2. Zinc disks dipped into a 24-h...

journal_title：Antimicrobial agents and chemotherapy

authors： Soriano F,Rodriguez-Tudela JL,Castilla C,Avilés P

更新日期：1991-12-01 00:00:00

abstract：:Berberine, a quaternary alkaloid, and several of its derivatives were tested for efficacy against Leishmania donovani and Leishmania braziliensis panamensis in golden hamsters. Tetrahydroberberine was less toxic and more potent than berberine against L. donovani but was not as potent as meglumine antimonate (Glucantim...

journal_title：Antimicrobial agents and chemotherapy

authors： Vennerstrom JL,Lovelace JK,Waits VB,Hanson WL,Klayman DL

更新日期：1990-05-01 00:00:00

abstract：:Tuberculosis (TB) treatment is long and requires multiple drugs, likely due to various phenotypes of TB bacilli with variable drug susceptibilities. Drugs with broad activity are urgently needed. This study aimed to evaluate delamanid's activity against growing or dormant bacilli in vitro as well as in vivo Cultures o...

journal_title：Antimicrobial agents and chemotherapy

authors： Chen X,Hashizume H,Tomishige T,Nakamura I,Matsuba M,Fujiwara M,Kitamoto R,Hanaki E,Ohba Y,Matsumoto M

更新日期：2017-05-24 00:00:00

abstract：:Carbapenem-resistant Enterobacteriaceae (CRE) can be mechanistically classified into carbapenemase-producing Enterobacteriaceae (CPE) and non-carbapenemase-producing carbapenem nonsusceptible Enterobacteriaceae (NCPCRE). We sought to investigate the effect of antecedent carbapenem exposure as a risk factor for NCPCRE ...

journal_title：Antimicrobial agents and chemotherapy

authors： Marimuthu K,Ng OT,Cherng BPZ,Fong RKC,Pada SK,De PP,Ooi ST,Smitasin N,Thoon KC,Krishnan PU,Ang MLT,Chan DSG,Kwa ALH,Deepak RN,Chan YK,Chan YFZ,Huan X,Zaw Linn K,Tee NWS,Tan TY,Koh TH,Lin RTP,Hsu LY,Sengupta

更新日期：2019-09-23 00:00:00

abstract：:Violacein is a violet pigment extracted from the gram-negative bacterium Chromobacterium violaceum. It presents bactericidal, tumoricidal, trypanocidal, and antileishmanial activities. We show that micromolar concentrations efficiently killed chloroquine-sensitive and -resistant Plasmodium falciparum strains in vitro;...

journal_title：Antimicrobial agents and chemotherapy

authors： Lopes SC,Blanco YC,Justo GZ,Nogueira PA,Rodrigues FL,Goelnitz U,Wunderlich G,Facchini G,Brocchi M,Duran N,Costa FT

更新日期：2009-05-01 00:00:00

abstract：:The creation of new chemotherapeutic regimens that permit shortening the duration of treatment is a major priority for antituberculosis drug development. In this study, we used the murine model of experimental tuberculosis therapy to determine whether incorporation of the investigational new nitroimidazopyran PA-824 i...

journal_title：Antimicrobial agents and chemotherapy

authors： Nuermberger E,Rosenthal I,Tyagi S,Williams KN,Almeida D,Peloquin CA,Bishai WR,Grosset JH

更新日期：2006-08-01 00:00:00

abstract：:Polyclonal antibodies elicited by injection into rabbits of a nystatin-bovine serum albumin conjugate were reactive with both nystatin and amphotericin B. Upon labeling of polyene-treated Saccharomyces cerevisiae sterol auxotrophs grown on various sterols, nystatin reacted specifically with ergosterol, while amphoteri...

journal_title：Antimicrobial agents and chemotherapy

authors： Walker-Caprioglio HM,MacKenzie JM,Parks LW

更新日期：1989-12-01 00:00:00

abstract：:There is concern about the rise of antifungal drug resistance, but little is known about comparative biological properties and pathogenicity of drug-resistant strains. We generated fluconazole (FLC; CO23 RFLC)- or micafungin (FK; CO23 RFK)-resistant strains of Candida albicans by treating a FLC- and FK-susceptible str...

journal_title：Antimicrobial agents and chemotherapy

authors： Angiolella L,Stringaro AR,De Bernardis F,Posteraro B,Bonito M,Toccacieli L,Torosantucci A,Colone M,Sanguinetti M,Cassone A,Palamara AT

更新日期：2008-03-01 00:00:00

abstract：:Isoxyl (ISO), a thiourea derivative that was successfully used for the clinical treatment of tuberculosis during the 1960s, is an inhibitor of the synthesis of oleic and mycolic acids in Mycobacterium tuberculosis. Its effect on oleic acid synthesis has been shown to be attributable to its inhibitory activity on the s...

journal_title：Antimicrobial agents and chemotherapy

authors： Korduláková J,Janin YL,Liav A,Barilone N,Dos Vultos T,Rauzier J,Brennan PJ,Gicquel B,Jackson M

更新日期：2007-11-01 00:00:00