Synergy between efflux pump CmeABC and modifications in ribosomal proteins L4 and L22 in conferring macrolide resistance in Campylobacter jejuni and Campylobacter coli.

abstract：:The spectrum of activity of levofloxacin was initially determined against 29 strains belonging to 16 species of atypical mycobacteria by measuring radiometric MICs. Levofloxacin MICs were 1 to 2 dilutions lower compared with those obtained for ofloxacin and 8 to 64 dilutions lower compared with those obtained for its ...

journal_title：Antimicrobial agents and chemotherapy

authors： Rastogi N,Goh KS,Bryskier A,Devallois A

更新日期：1996-11-01 00:00:00

abstract：:In vitro interactions of ciprofloxacin with imipenem and amikacin were evaluated by the killing-curve technique against 26 Pseudomonas aeruginosa strains resistant to amikacin and resistant or moderately susceptible to ciprofloxacin and imipenem. Imipenem enhanced killing by ciprofloxacin in tests with 11 strains, whe...

journal_title：Antimicrobial agents and chemotherapy

authors： Giamarellou H,Petrikkos G

更新日期：1987-06-01 00:00:00

abstract：:Enzymes in the ergosterol-biosynthetic pathway are the targets of a number of antifungal agents including azoles, allylamines, and morpholines. In order to understand the response of Saccharomyces cerevisiae to perturbations in the ergosterol pathway, genome-wide transcript profiles following exposure to a number of a...

journal_title：Antimicrobial agents and chemotherapy

authors： Bammert GF,Fostel JM

更新日期：2000-05-01 00:00:00

abstract：:The biosynthesis pathways of two anthracyclines, nogalamycin and aclacinomycin, were directed toward angucyclines by using an angucycline-specific cyclase, pgaF, isolated from a silent antibiotic biosynthesis gene cluster. Addition of pgaF to a gene cassette that harbored the early biosynthesis genes of nogalamycin re...

journal_title：Antimicrobial agents and chemotherapy

authors： Metsä-Ketelä M,Palmu K,Kunnari T,Ylihonko K,Mäntsälä P

更新日期：2003-04-01 00:00:00

abstract：:The pharmacodynamic effects of metronidazole on Trichomonas vaginalis have been poorly characterized. The present in vitro study was performed to characterize the relationship between killing of trichomonads and metronidazole exposure (metronidazole concentration and time of exposure). Five laboratory strains and five...

journal_title：Antimicrobial agents and chemotherapy

authors： Nix DE,Tyrrell R,Müller M

更新日期：1995-08-01 00:00:00

abstract：:Nocardia farcinica, one of the most frequent pathogenic species responsible for nocardiosis, is characterized by frequent brain involvement and resistance to β-lactams mediated by a class A β-lactamase. Kinetic parameters for hydrolysis of various β-lactams by FARIFM10152 from strain IFM 10152 were determined by spect...

journal_title：Antimicrobial agents and chemotherapy

authors： Lebeaux D,Ourghanlian C,Dorchène D,Soroka D,Edoo Z,Compain F,Arthur M

更新日期：2020-01-27 00:00:00

abstract：:The experimental model of infected fibrin clots in rabbits was used to study the penetration and in vivo activity of cefixime against Klebsiella pneumoniae, Escherichia coli, and Staphylococcus aureus. The respective MICs of cefixime against these strains were 0.25, 2, and 8 micrograms/ml. The clots were infected with...

journal_title：Antimicrobial agents and chemotherapy

authors： Bergeron MG,Turcotte A

更新日期：1986-12-01 00:00:00

abstract：:The emergence of human immunodeficiency virus type 1 (HIV-1) strains resistant to highly active antiretroviral therapy necessitates continued drug discovery for the treatment of HIV-1 infection. Most current drug discovery strategies focus upon a single aspect of HIV-1 replication. A virus-cell-based assay, which can ...

journal_title：Antimicrobial agents and chemotherapy

authors： Adelson ME,Pacchia AL,Kaul M,Rando RF,Ron Y,Peltz SW,Dougherty JP

更新日期：2003-02-01 00:00:00

abstract：:Both ampicillin and cefuroxime therapy of neonates selected drug- and species-dependent beta-lactam resistance patterns in fecal strains of Escherichia coli and Klebsiella spp. This was in contrast to our previous findings that ampicillin, but not cefuroxime, contributed to the emergence of beta-lactam resistance also...

journal_title：Antimicrobial agents and chemotherapy

authors： Tullus K,Berglund B,Burman LG

更新日期：1990-02-01 00:00:00

abstract：:The effect of micafungin dose scheduling on the treatment of candidemia is unknown. Neutropenic mice with disseminated Candida glabrata infection were treated with single intraperitoneal micafungin doses of 0 to 100 mg/kg of body weight and sacrificed 7 days later. The maximal decline in kidney fungal burden was 5.8 l...

journal_title：Antimicrobial agents and chemotherapy

authors： Gumbo T,Drusano GL,Liu W,Kulawy RW,Fregeau C,Hsu V,Louie A

更新日期：2007-03-01 00:00:00

abstract：:Cyclic phosphate derivative of DHPG, 2'-nor-cGMP [9-[(2-hydroxy-1,3,2-dioxaphosphorinan-5-yl)oxymethyl]-guani ne phosphate-oxide] was evaluated for activity against guinea pig cytomegalovirus (GPCMV) infection in cultured guinea pig embryo cells and in guinea pigs. By virus yield reduction and plaque reduction assays,...

journal_title：Antimicrobial agents and chemotherapy

authors： Yang ZH,Lucia HL,Tolman RL,Colonno RJ,Hsiung GD

更新日期：1989-09-01 00:00:00

abstract：:We evaluated the pharmacodynamic activities of fluconazole and amphotericin B given alone and in combination against Candida albicans by using an in vitro model of bloodstream infection that simulates human serum pharmacokinetic parameters for these antifungals. Fluconazole was administered as a bolus into the model t...

journal_title：Antimicrobial agents and chemotherapy

authors： Lewis RE,Lund BC,Klepser ME,Ernst EJ,Pfaller MA

更新日期：1998-06-01 00:00:00

abstract：:The activities of mecillinam and ampicillin, alone and in combination, were evaluated in mice infected with the LT-2 strain of Salmonella typhimurium. The minimal inhibitory concentrations of mecillinam and ampicillin for this strain were, respectively, 6.2 and 0.4 microgram/ml of culture medium. In vitro synergy was ...

journal_title：Antimicrobial agents and chemotherapy

authors： Butler T,Shuster CW,Dixon P

更新日期：1981-02-01 00:00:00

abstract：:For the first time, we report the whole-genome sequence analysis of Chryseobacterium oranimense G311, a multidrug-resistant bacterium, from a cystic fibrosis patient in France, including resistance to colistin. Whole-genome sequencing of C. oranimense G311 was performed using Ion Torrent PGM, and RAST, the EMBL-EBI se...

journal_title：Antimicrobial agents and chemotherapy

authors： Sharma P,Gupta SK,Diene SM,Rolain JM

更新日期：2015-03-01 00:00:00

abstract：:Foscarnet (phosphonoformic acid) is a pyrophosphate analog that inhibits the replication of human immunodeficiency virus type 1 (HIV-1) in vitro and in patients with AIDS. HIV-1 resistance to foscarnet has not been reported despite long-term foscarnet therapy of AIDS patients with cytomegalovirus disease. We therefore...

journal_title：Antimicrobial agents and chemotherapy

authors： Mellors JW,Bazmi HZ,Schinazi RF,Roy BM,Hsiou Y,Arnold E,Weir J,Mayers DL

更新日期：1995-05-01 00:00:00

abstract：:Staphylococcal isolates were examined for possible macrolide-inducible resistance to telithromycin. All macrolide-resistant isolates demonstrated telithromycin D-shaped zones. This result did not discriminate between resistance due to an efflux mechanism (msrA) or a ribosomal target modification (ermA or ermC). Induci...

journal_title：Antimicrobial agents and chemotherapy

authors： Davis KA,Crawford SA,Fiebelkorn KR,Jorgensen JH

更新日期：2005-07-01 00:00:00

abstract：:Biapenem, formerly LJC 10,627 or L-627, a carbapenem antibiotic, was studied in its interactions with 12 beta-lactamases belonging to the four molecular classes proposed by R. P. Ambler (Philos. Trans. R. Soc. Lond. Biol. Sci. 289:321-331, 1980). Kinetic parameters were determined. Biapenem was readily inactivated by ...

journal_title：Antimicrobial agents and chemotherapy

authors： Felici A,Perilli M,Segatore B,Franceschini N,Setacci D,Oratore A,Stefani S,Galleni M,Amicosante G

更新日期：1995-06-01 00:00:00

abstract：:Tn5801, originally detected in Staphylococcus aureus Mu50, is a Tn916 family element in which a unique int gene (int5801) replaces the int and xis genes in Tn916 (int916 and xis916). Among 62 tet(M)-positive tetracycline-resistant Streptococcus agalactiae isolates, 43 harbored Tn916, whereas 19 harbored a Tn5801-like ...

journal_title：Antimicrobial agents and chemotherapy

authors： Mingoia M,Morici E,Tili E,Giovanetti E,Montanari MP,Varaldo PE

更新日期：2013-09-01 00:00:00

abstract：:The effects of trimethoprim, sulfadiazine, sulfamethoxazole, and sulfathiazole on the hemagglutination and adhesion by three Escherichia coli strains were studied. The strains were isolated from the urine of patients with acute pyelonephritis and carried P antigen-recognizing fimbriae (P fimbriae). At antimicrobial co...

journal_title：Antimicrobial agents and chemotherapy

authors： Väisänen V,Lounatmaa K,Korhonen TK

更新日期：1982-07-01 00:00:00

abstract：:Cefamandole has a broader spectrum and greater potency than the other cephalosporins. It includes Haemophilus influenzae, most strains of Enterobacter, and many strains of indole-positive Proteus and Bacteroides, with a lower minimal inhibitory concentration for Escherichia coli, Klebsiella, etc. Concentrations of dru...

journal_title：Antimicrobial agents and chemotherapy

authors： Griffith RS,Black HR,Brier GL,Wolny JD

更新日期：1976-11-01 00:00:00

abstract：:In order to probe the structure and function of the mycobacterial catalase-peroxidase enzyme (KatG), we employed a genetic approach using dominant-negative analysis of katG merodiploids. Transformation of Mycobacterium bovis BCG with various katG point mutants (expressed from low-copy-number plasmids) resulted in redu...

journal_title：Antimicrobial agents and chemotherapy

authors： DeVito JA,Morris S

更新日期：2003-01-01 00:00:00

abstract：:The MICs of ofloxacin, sparfloxacin, clarithromycin, azithromycin, and fusidic acid for clinical isolates of Mycobacterium kansasii were determined by the radiometric (BACTEC) method. All drugs except azithromycin elicited MICs for 90% of the strains tested that were lower than previously reported achievable maximum c...

journal_title：Antimicrobial agents and chemotherapy

authors： Witzig RS,Franzblau SG

更新日期：1993-09-01 00:00:00

abstract：:Malaria is the third most significant cause of infectious disease in the world. The search for new antimalarial chemotherapy has become increasingly urgent due to parasite resistance to classical drugs. Trioxaquines are synthetic hybrid molecules containing a trioxane motif (which is responsible for the antimalarial a...

journal_title：Antimicrobial agents and chemotherapy

authors： Benoit-Vical F,Lelièvre J,Berry A,Deymier C,Dechy-Cabaret O,Cazelles J,Loup C,Robert A,Magnaval JF,Meunier B

更新日期：2007-04-01 00:00:00

abstract：:Two bla(OXA-48)-like-positive isolates (Klebsiella pneumoniae and Enterobacter cloacae) were recovered in Argentina in 2008 as part of a large-scale survey focused on multidrug resistance in Enterobacteriaceae. In both cases, sequencing identified β-lactamase OXA-163, differing from OXA-48 by a single amino substituti...

journal_title：Antimicrobial agents and chemotherapy

authors： Poirel L,Castanheira M,Carrër A,Rodriguez CP,Jones RN,Smayevsky J,Nordmann P

更新日期：2011-06-01 00:00:00

abstract：:The efficacy of atovaquone alone or combined with pyrimethamine, sulfadiazine, clarithromycin, and minocycline was examined in vitro and in a murine model of acute toxoplasmosis. In vitro studies were performed with MRC5 fibroblast tissue cultures, with quantification of Toxoplasma growth by an enzyme-linked immunosor...

journal_title：Antimicrobial agents and chemotherapy

authors： Romand S,Pudney M,Derouin F

更新日期：1993-11-01 00:00:00

abstract：:An experimental local infection system has been developed in which exudates are induced with croton oil in granuloma pouches of rats. This system provided a suitable model for the evaluation of the therapeutic effect of two antibiotics, cefazolin and cephalothin. Exudate levels of cefazolin were found to be higher tha...

journal_title：Antimicrobial agents and chemotherapy

authors： Nishida M,Murakawa T

更新日期：1977-06-01 00:00:00

abstract：:Ciprofloxacin, clinafloxacin, PD 131628, sparfloxacin, and trovafloxacin were tested against 236 strains of Streptococcus pneumoniae, most of which were resistant to other agents. Resistance to multiple antibiotics did not affect the organism's susceptibility to the fluoroquinolones. The fluoroquinolones with in vitro...

journal_title：Antimicrobial agents and chemotherapy

authors： Barry AL,Fuchs PC,Brown SD

更新日期：1996-10-01 00:00:00

abstract：:Infection caused by Mycobacterium avium is common in AIDS patients who do not receive treatment with highly active antiretroviral therapy (HAART) or who develop resistance to anti-HIV therapy. Mefloquine, a racemic mixture used for malaria prophylaxis and treatment, is bactericidal against M. avium in mice. MICs of (+...

journal_title：Antimicrobial agents and chemotherapy

authors： Bermudez LE,Inderlied CB,Kolonoski P,Chee CB,Aralar P,Petrofsky M,Parman T,Green CE,Lewin AH,Ellis WY,Young LS

更新日期：2012-08-01 00:00:00

abstract：:Argyrins are natural products with antibacterial activity against Gram-negative pathogens, such as Pseudomonas aeruginosa, Burkholderia multivorans, and Stenotrophomonas maltophilia We previously showed that argyrin B targets elongation factor G (FusA). Here, we show that argyrin B activity against P. aeruginosa PAO1 ...

journal_title：Antimicrobial agents and chemotherapy

authors： Jones AK,Woods AL,Takeoka KT,Shen X,Wei JR,Caughlan RE,Dean CR

更新日期：2017-03-24 00:00:00

abstract：:The pharmacokinetic (PK) properties of intravenous (i.v.) benzylpenicillin in term neonates undergoing moderate hypothermia after perinatal asphyxia were evaluated, as they have been unknown until now. A system-specific modeling approach was applied, in which our recently developed covariate model describing developme...

journal_title：Antimicrobial agents and chemotherapy

authors： Bijleveld YA,de Haan TR,van der Lee JH,Groenendaal F,Dijk PH,van Heijst A,de Jonge RCJ,Dijkman KP,van Straaten HLM,Rijken M,Zonnenberg IA,Cools F,Zecic A,Nuytemans DHGM,van Kaam AH,Mathôt RAA,PharmaCool Study Group.

更新日期：2018-03-27 00:00:00