A Naturally Occurring Single Nucleotide Polymorphism in a Multicopy Plasmid Produces a Reversible Increase in Antibiotic Resistance.

abstract：:Escherichia coli MRE 600 is a colicinogenic bacterium. Its colicinogenic activity may be ascribed mostly to colicin E1, although it produces a small amount of another, as yet unidentified, colicin. ...

journal_title：Antimicrobial agents and chemotherapy

authors： Salaj-Smic E

更新日期：1978-11-01 00:00:00

abstract：:Klebsiella pneumoniae carbapenemase (KPC)-producing Enterobacteriaceae have emerged as major nosocomial pathogens. bla(KPC), commonly located on Tn4401, is found in Gram-negative bacterial strains, with the two most common variants, bla(KPC-2) and bla(KPC-3), identified in plasmids with diverse genetic backgrounds. In...

journal_title：Antimicrobial agents and chemotherapy

authors： Chen L,Chavda KD,Fraimow HS,Mediavilla JR,Melano RG,Jacobs MR,Bonomo RA,Kreiswirth BN

更新日期：2013-01-01 00:00:00

abstract：:The effect of antacid on the bioavailability of cefprozil was investigated in a two-way crossover study. Eight healthy male subjects received a single 500-mg oral dose of cefprozil with and without coadministration of 30 ml of an antacid suspension containing magnesium hydroxide and aluminum hydroxide (Maalox). Cefpro...

journal_title：Antimicrobial agents and chemotherapy

authors： Shyu WC,Wilber RB,Pittman KA,Barbhaiya RH

更新日期：1992-05-01 00:00:00

abstract：:2'-beta-Fluoro-2',3'-dideoxyadenosine (F-ddA) is an acid-stable purine dideoxynucleoside analog active against a wide spectrum of human immunodeficiency virus type 1 (HIV-1) and HIV-2 strains in vitro. F-ddA is presently undergoing a phase I clinical trial at the National Cancer Institute. We induced HIV-1 variants re...

journal_title：Antimicrobial agents and chemotherapy

authors： Tanaka M,Srinivas RV,Ueno T,Kavlick MF,Hui FK,Fridland A,Driscoll JS,Mitsuya H

更新日期：1997-06-01 00:00:00

abstract：:Meropenem-vaborbactam (Vabomere) is highly active against Gram-negative pathogens, especially Klebsiella pneumoniae carbapenemase (KPC)-producing, carbapenem-resistant Enterobacteriaceae The objective of these studies was to evaluate the efficacy of meropenem alone and in combination with vaborbactam in mouse thigh an...

journal_title：Antimicrobial agents and chemotherapy

authors： Sabet M,Tarazi Z,Nolan T,Parkinson J,Rubio-Aparicio D,Lomovskaya O,Dudley MN,Griffith DC

更新日期：2017-12-21 00:00:00

abstract：:Previously published literature reports various impacts of food on the oral bioavailability of piperaquine. The aim of this study was to use a population modeling approach to investigate the impact of concomitant intake of a small amount of food on piperaquine pharmacokinetics. This was an open, randomized comparison ...

journal_title：Antimicrobial agents and chemotherapy

authors： Tarning J,Lindegardh N,Lwin KM,Annerberg A,Kiricharoen L,Ashley E,White NJ,Nosten F,Day NP

更新日期：2014-01-01 00:00:00

abstract：:Prophylactic administration of a nontoxic dose of 9-[[2-benzyloxyl-1-(benzyloxymethyl)ethoxy]methyl]-6-chlo roguanine (BIOLF-70) to mice reduced the number of myocarditic lesions induced by coxsackievirus B3 (CVB3). BIOLF-70 exhibited minimal antiviral activity against CVB3 in HeLa cells and murine neonatal skin fibro...

journal_title：Antimicrobial agents and chemotherapy

authors： Gauntt CJ,Arizpe HM,Kung JT,Ogilvie KK,Cheriyan UO

更新日期：1985-02-01 00:00:00

abstract：:Ampicillin-resistant Enterococcus faecium (ARE) and vancomycin-resistant E. faecium (VRE) are important nosocomial pathogens. We quantified effects of probiotics and antibiotics on intestinal acquisition of ARE colonization in patients hospitalized in two non-intensive care unit (non-ICU) wards with high ARE prevalenc...

journal_title：Antimicrobial agents and chemotherapy

authors： de Regt MJ,Willems RJ,Hené RJ,Siersema PD,Verhaar HJ,Hopmans TE,Bonten MJ

更新日期：2010-07-01 00:00:00

abstract：:6-Nonadecynoic acid (6-NDA), a plant-derived acetylenic acid, exhibits strong inhibitory activity against the human fungal pathogens Candida albicans, Aspergillus fumigatus, and Trichophyton mentagrophytes. In the present study, transcriptional profiling coupled with mutant and biochemical analyses were conducted usin...

journal_title：Antimicrobial agents and chemotherapy

authors： Xu T,Tripathi SK,Feng Q,Lorenz MC,Wright MA,Jacob MR,Mask MM,Baerson SR,Li XC,Clark AM,Agarwal AK

更新日期：2012-06-01 00:00:00

abstract：:Isavuconazole is a novel, broad-spectrum, antifungal azole. In order to evaluate its interactions with known azole resistance mechanisms, isavuconazole susceptibility among different yeast models and clinical isolates expressing characterized azole resistance mechanisms was tested and compared to those of fluconazole,...

journal_title：Antimicrobial agents and chemotherapy

authors： Sanglard D,Coste AT

更新日期：2015-10-19 00:00:00

abstract：:Klebsiella pneumoniae causes common and severe hospital- and community-acquired infections with a high incidence of multidrug resistance. The emergence and spread of beta-lactamase-producing K. pneumoniae strains highlight the need to develop new therapeutic strategies. In this study, we developed antisense peptide nu...

journal_title：Antimicrobial agents and chemotherapy

authors： Kurupati P,Tan KS,Kumarasinghe G,Poh CL

更新日期：2007-03-01 00:00:00

abstract：:Data comparing the treatment outcomes of the two most frequently recommended empirical antibiotic regimens for community-acquired pneumonia (CAP)--combination therapy with an extended-spectrum beta-lactam and a macrolide (BL+M) or fluoroquinolone (F) monotherapy--for patients with severe CAP are sparse. The purpose of...

journal_title：Antimicrobial agents and chemotherapy

authors： Lodise TP,Kwa A,Cosler L,Gupta R,Smith RP

更新日期：2007-11-01 00:00:00

abstract：:MICs, time-kills, and postantibiotic effects (PAEs) of ABT-773 (a new ketolide) and 10 other agents were determined against 226 pneumococci. Against 78 ermB- and 44 mefE-containing strains, ABT-773 MICs at which 50% of the isolates tested were inhibited (MIC(50)s) and MIC(90)s were 0.016 to 0.03 and 0.125 microgram/ml...

journal_title：Antimicrobial agents and chemotherapy

authors： Davies TA,Ednie LM,Hoellman DM,Pankuch GA,Jacobs MR,Appelbaum PC

更新日期：2000-07-01 00:00:00

abstract：:Macrolide-resistant group A streptococci (MRGAS) have been recovered from many countries worldwide. However, the strain typing information that is available has been insufficient for estimating the total number of macrolide-resistant clones, their geographic distributions, and their evolutionary relationships. In this...

journal_title：Antimicrobial agents and chemotherapy

authors： Robinson DA,Sutcliffe JA,Tewodros W,Manoharan A,Bessen DE

更新日期：2006-09-01 00:00:00

abstract：:A disk agar diffusion method was developed for testing the susceptibility of rapidly growing yeasts in vitro. A totally defined, completely synthetic agar culture medium (synthetic amino acid medium, fungal) and clinical isolates of Candida spp. and Torulopsis glabrata were used. Turbidimetric adjustment of cell suspe...

journal_title：Antimicrobial agents and chemotherapy

authors： Saubolle MA,Hoeprich PD

更新日期：1978-10-01 00:00:00

abstract：:The inactivation of virus-contaminated nonporous inanimate surfaces was investigated using adenovirus type 8, a common cause of epidemic keratoconjunctivitis. A 10-microl inoculum of adenovirus was placed onto each stainless steel disk (1-cm diameter), and the inoculum was allowed to air dry for 40 min. Twenty-one dif...

journal_title：Antimicrobial agents and chemotherapy

authors： Rutala WA,Peacock JE,Gergen MF,Sobsey MD,Weber DJ

更新日期：2006-04-01 00:00:00

abstract：:Sporangiomycin and micrococcin inhibit the binding of aminoacyl-transfer ribonucleic acid into the ribosomal A site in intact bacterial protoplasts. They also prevent the assembly of [ribosome-elongation factor G-guanine nucleotide] complexes in vitro and compete with [(35)S]thiostrepton for ribosomal binding sites. W...

journal_title：Antimicrobial agents and chemotherapy

authors： Cundliffe E,Dixon PD

更新日期：1975-07-01 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：:We have recently cloned a DNA fragment containing a gene cluster that is responsible for the biosynthesis of an antituberculosis antibiotic, D-cycloserine. The gene cluster is composed of 10 open reading frames, designated dcsA to dcsJ. Judging from the sequence similarity between each putative gene product and known ...

journal_title：Antimicrobial agents and chemotherapy

authors： Uda N,Matoba Y,Kumagai T,Oda K,Noda M,Sugiyama M

更新日期：2013-06-01 00:00:00

abstract：:The effects of ceftizoxime and gentamicin alone and in combination were determined against 100 Pseudomonas aeruginosa strains. Concentrations of 32 micrograms of ceftizoxime and 8 micrograms of gentamicin per ml inhibited 22 and 43% of the strains, respectively. At concentrations of ceftizoxime and gentamicin that are...

journal_title：Antimicrobial agents and chemotherapy

authors： King JW,Penn RL

更新日期：1984-06-01 00:00:00

abstract：:Defensins are small cationic bactericidal peptides present abundantly in the granules of polymorphonuclear neutrophils (PMNs). Human PMNs contain four defensins termed HNP-1 to HNP-4. We used a new assay system in agar plates, the radial diffusion assay, to evaluate the effects of human defensins against gram-positive...

journal_title：Antimicrobial agents and chemotherapy

authors： Takemura H,Kaku M,Kohno S,Hirakata Y,Tanaka H,Yoshida R,Tomono K,Koga H,Wada A,Hirayama T,Kamihira S

更新日期：1996-10-01 00:00:00

abstract：:Using an isogenic system, we have determined the impact that the four promoters known to control bla(TEM) gene expression have on beta-lactamase activity. For both TEM-1 and TEM-30, this activity gradually increased in relation to the presence of promoters P3, Pa/Pb, and P4 upstream of the corresponding gene. Promoter...

journal_title：Antimicrobial agents and chemotherapy

authors： Lartigue MF,Leflon-Guibout V,Poirel L,Nordmann P,Nicolas-Chanoine MH

更新日期：2002-12-01 00:00:00

abstract：:Viomycin-resistant strains isolated from Mycobacterium smegmatis demonstrated pleiotropic resistance to tuberactinomycin-N, capreomycin, streptomycin, and kanamycin as a result of mutational alteration of ribosomes, even though they were selected for resistance to a single antibiotic. The pleiotropic drug resistance o...

journal_title：Antimicrobial agents and chemotherapy

authors： Yamada T,Masuda K,Shoji K,Hori M

更新日期：1974-07-01 00:00:00

abstract：:Antimicrobial susceptibility patterns of 112 clinical isolates, 28 type strains, and 9 reference strains of Nocardia were determined using the Sensititre Rapmyco microdilution panel (Thermo Fisher, Inc.). Isolates were identified by highly discriminatory multilocus sequence analysis and were chosen to represent the di...

journal_title：Antimicrobial agents and chemotherapy

authors： McTaggart LR,Doucet J,Witkowska M,Richardson SE

更新日期：2015-01-01 00:00:00

abstract：:TEM-24 remains one of the most widespread TEM-type extended-spectrum beta-lactamases (ESBLs) among Enterobacteriaceae. To analyze the reasons influencing its spread and persistence, a multilevel population genetics study was carried out on 28 representative TEM-24 producers from Belgium, France, Portugal, and Spain (1...

journal_title：Antimicrobial agents and chemotherapy

authors： Novais A,Baquero F,Machado E,Cantón R,Peixe L,Coque TM

更新日期：2010-02-01 00:00:00

abstract：:This analysis was conducted to determine whether the hepatitis C virus (HCV) viral kinetics (VK) model can predict viral load (VL) decreases for nonnucleoside polymerase inhibitors (NNPolIs) and protease inhibitors (PIs) after 3-day monotherapy studies of patients infected with genotype 1 chronic HCV. This analysis in...

journal_title：Antimicrobial agents and chemotherapy

authors： Reddy MB,Morcos PN,Le Pogam S,Ou Y,Frank K,Lave T,Smith P

更新日期：2012-06-01 00:00:00

abstract：:Macrolactin A (MA) and 7-O-succinyl macrolactin A (SMA), polyene macrolides containing a 24-membered lactone ring, show antibiotic effects superior to those of teicoplanin against vancomycin-resistant enterococci and methicillin-resistant Staphylococcus aureus. MA and SMA are currently being evaluated as antitumor age...

journal_title：Antimicrobial agents and chemotherapy

authors： Bae SH,Kwon MJ,Park JB,Kim D,Kim DH,Kang JS,Kim CG,Oh E,Bae SK

更新日期：2014-09-01 00:00:00

abstract：:TEM-28 (pI 6.1), expressed by an Escherichia coli clinical isolate, is a novel beta-lactamase which hydrolyzed ceftazidime, cefotaxime, and aztreonam with rates of 25, 1.1, and 5.6, respectively, relative to that for benzylpenicillin (100). The nucleotide sequence of blaTEM-28 differed from that of blaTEM-1 by two bas...

journal_title：Antimicrobial agents and chemotherapy

authors： Bradford PA,Jacobus NV,Bhachech N,Bush K

更新日期：1996-01-01 00:00:00

abstract：:Stenotrophomonas maltophilia is increasingly being isolated from the respiratory tract of individuals with cystic fibrosis, and, because of its multidrug-resistant nature, the selection of suitable treatment regimens can be problematical. Etest methodology was used to facilitate MIC and antimicrobial combination testi...

journal_title：Antimicrobial agents and chemotherapy

authors： Milne KE,Gould IM

更新日期：2012-08-01 00:00:00

abstract：:We assessed cutaneous ethanol (ETOH) and isopropanol (ISOP) absorption after intensive (30 times per h) use of alcohol-based hand-rub solutions by healthcare workers (HCWs). ETOH was detectable in the breath of 6/20 HCWs (0.001 to 0.0025%) at 1 to 2 min postexposure and in the serum of 2/20 HCWs at 5 to 7 min postexpo...

journal_title：Antimicrobial agents and chemotherapy

authors： Brown TL,Gamon S,Tester P,Martin R,Hosking K,Bowkett GC,Gerostamoulos D,Grayson ML

更新日期：2007-03-01 00:00:00