Characterization of an integron carrying blaIMP-1 and a new aminoglycoside resistance gene, aac(6')-31, and its dissemination among genetically unrelated clinical isolates in a Brazilian hospital.

abstract：:Two hundred clinical isolates of Haemophilus influenzae were tested for tolerance (MBC/MIC greater than or equal to 32) to ampicillin and cefotaxime by broth dilution tests. Of 200 strains, 9 were tolerant to ampicillin, and 10 were tolerant to cefotaxime. Tolerant organisms were identified in both systemic and nonsys...

journal_title：Antimicrobial agents and chemotherapy

authors： Bergeron MG,Lavoie GY

更新日期：1985-08-01 00:00:00

abstract：:The pharmacokinetics of intravenously administered levofloxacin and ciprofloxacin were studied in intensive care unit patients during continuous venovenous hemofiltration (CVVH; four patients received levofloxacin, and five received ciprofloxacin) or hemodiafiltration (CVVHDF; six patients received levofloxacin, and f...

journal_title：Antimicrobial agents and chemotherapy

authors： Malone RS,Fish DN,Abraham E,Teitelbaum I

更新日期：2001-10-01 00:00:00

abstract：:Tilorone hydrochloride characteristically induces an unusually delayed and prolonged interferon response not commonly associated with other synthetic inducers. Maximum circulating interferon levels of 8,000 to 10,000 units/ml were detected 12 hr postinoculation and persisted for up to 30 hr after administration of til...

journal_title：Antimicrobial agents and chemotherapy

authors： Stringfellow DA,Glasgow LA

更新日期：1972-08-01 00:00:00

abstract：:beta-Lactamases produced by urine isolates from patients in long-term care facilities (LTCFs), outpatient, clinics, and one hospital in a U.S. community were characterized. A total of 1.3% of all Escherichia coli and Klebsiella pneumoniae isolates collected from patients in 30 LTCFs and various outpatient clinics prod...

journal_title：Antimicrobial agents and chemotherapy

authors： Hanson ND,Moland ES,Hong SG,Propst K,Novak DJ,Cavalieri SJ

更新日期：2008-10-01 00:00:00

abstract：:The biological signal molecule nitric oxide (NO) was found to induce biofilm dispersal across a range of bacterial species, which led to its consideration for therapeutic strategies to treat biofilms and biofilm-related infections. However, biofilms are often not completely dispersed after exposure to NO. To better un...

journal_title：Antimicrobial agents and chemotherapy

authors： Zhu X,Oh HS,Ng YCB,Tang PYP,Barraud N,Rice SA

更新日期：2018-02-23 00:00:00

abstract：:This work investigated the molecular events driving the evolution of the CTX-M-type β-lactamases by the use of DNA shuffling of fragments of the blaCTX-M-14 and blaCTX-M-15 genes. Analysis of a total of 51 hybrid enzymes showed that enzymatic activity could be maintained in most cases, yet hybrids that were active pos...

journal_title：Antimicrobial agents and chemotherapy

authors： Po KHL,Chan EWC,Chen S

更新日期：2017-11-22 00:00:00

abstract：:The site of localization of [(3)H]gentamicin within mouse kidney is shown to be the proximal renal tubule by coincidence of the radioactivity, as visualized by autoradiography, and the mucopolysaccharide-rich microvilli characteristic of proximal convoluted tubules, as visualized by histochemical staining. ...

journal_title：Antimicrobial agents and chemotherapy

authors： Kuhar MJ,Mak LL,Lietman PS

更新日期：1979-01-01 00:00:00

abstract：:Acanthamoeba is a free-living amoeba causing a potentially blinding infection of the cornea. Contact lens wearers are most at risk and account for some 95% of cases. Hydrogen peroxide is used for contact lens disinfection due to its broad antimicrobial activity. Lenses must be neutralized before use to avoid pronounce...

journal_title：Antimicrobial agents and chemotherapy

authors： Hughes R,Kilvington S

更新日期：2001-07-01 00:00:00

abstract：:Ceftolozane-tazobactam, a combination of the novel antipseudomonal cephalosporin ceftolozane and the well-established extended-spectrum β-lactamase inhibitor tazobactam, is approved for treating complicated urinary tract infections (cUTI) and complicated intra-abdominal infections (cIAI) in adults. To determine doses ...

journal_title：Antimicrobial agents and chemotherapy

authors： Larson KB,Patel YT,Willavize S,Bradley JS,Rhee EG,Caro L,Rizk ML

更新日期：2019-05-24 00:00:00

abstract：:Amoxycillin was significantly more active than ampicillin in the treatment of intraperitoneal mouse infections when administered by oral and parenteral routes, although the causal bacteria were equally susceptible in vitro to the two penicillins. Amoxycillin produced higher antibiotic blood concentrations in mice than...

journal_title：Antimicrobial agents and chemotherapy

authors： Comber KR,Osborne CD,Sutherland R

更新日期：1975-02-01 00:00:00

abstract：:ME1100 (arbekacin inhalation solution) is an inhaled aminoglycoside that is being developed to treat patients with hospital-acquired and ventilator-associated bacterial pneumonia (HABP and VABP, respectively). Pharmacokinetic-pharmacodynamic (PK-PD) target attainment analyses were undertaken to evaluate ME1100 regimen...

journal_title：Antimicrobial agents and chemotherapy

authors： Bhavnani SM,Hammel JP,Lakota EA,Safir MC,VanScoy BD,Nagira Y,Rubino CM,Sato N,Koresawa T,Kondo K,Ambrose PG

更新日期：2020-09-21 00:00:00

abstract：:Nosocomial pneumonia and sepsis, as well as severe diffuse peritonitis, must be treated early in order to prevent complications such as septic shock and organ dysfunctions. With the availability of new broad-spectrum and highly bactericidal antibiotics, the need of combining beta-lactams with aminoglycosides for the t...

journal_title：Antimicrobial agents and chemotherapy

authors： Cometta A,Baumgartner JD,Lew D,Zimmerli W,Pittet D,Chopart P,Schaad U,Herter C,Eggimann P,Huber O

更新日期：1994-06-01 00:00:00

abstract：:In order to establish a screening system for xenosiderophores which can be utilized by mycobacteria, we generated a set of mutants of Mycobacterium smegmatis that are blocked in different steps of the well-known iron acquisition system. One mutant with a block in mycobactin biosynthesis was generated from strain mc(2)...

journal_title：Antimicrobial agents and chemotherapy

authors： Schumann G,Möllmann U

更新日期：2001-05-01 00:00:00

abstract：:Detection of bacterial growth by measuring the release of (14)CO(2) from the metabolism of uniformly labeled (14)C-glucose has proven to be accurate, sensitive, and rapid. The inhibition of glucose metabolism by antibiotics as an index of bacterial susceptibility was evaluated based on radiometric methodology. Bacteri...

journal_title：Antimicrobial agents and chemotherapy

authors： DeLand FH

更新日期：1972-11-01 00:00:00

abstract：:For treatment of mild to moderate Clostridium difficile-associated disease (CDAD), oral metronidazole has been recommended as the preferred agent, in part due to concern that vancomycin may be more likely to promote colonization by vancomycin-resistant enterococci (VRE). We performed a prospective observational study ...

journal_title：Antimicrobial agents and chemotherapy

authors： Al-Nassir WN,Sethi AK,Li Y,Pultz MJ,Riggs MM,Donskey CJ

更新日期：2008-07-01 00:00:00

abstract：:BMY-28864, a water-soluble pradimicin derivative, had potent in vitro activity against a wide variety of fungi, including those associated with deep-seated mycosis; it inhibited the growth of standard strains and clinical isolates at concentrations of 12.5 micrograms/ml or less. At the MIC or higher concentrations, BM...

journal_title：Antimicrobial agents and chemotherapy

authors： Kakushima M,Masuyoshi S,Hirano M,Shinoda M,Ohta A,Kamei H,Oki T

更新日期：1991-11-01 00:00:00

abstract：:Nontyphoidal Salmonella enterica strains with a nonclassical quinolone resistance phenotype were isolated from patients returning from Thailand or Malaysia to Finland. A total of 10 isolates of seven serovars were studied in detail, all of which had reduced susceptibility (MIC > or = 0.125 microg/ml) to ciprofloxacin ...

journal_title：Antimicrobial agents and chemotherapy

authors： Gunell M,Webber MA,Kotilainen P,Lilly AJ,Caddick JM,Jalava J,Huovinen P,Siitonen A,Hakanen AJ,Piddock LJ

更新日期：2009-09-01 00:00:00

abstract：:We previously demonstrated that ginsenosides Rg1 and Re enhanced the immune response in C3H/HeB mice but not in C3H/HeJ mice carrying a mutation in the Tlr4 gene. The results of the present study showed that both Rg1 and Re inhibited mRNA expression and production of proinflammatory mediators that included tumor necro...

journal_title：Antimicrobial agents and chemotherapy

authors： Su F,Xue Y,Wang Y,Zhang L,Chen W,Hu S

更新日期：2015-09-01 00:00:00

abstract：:Biapenem is a parenteral carbapenem antibiotic that exhibits wide-ranging antibacterial activity, remarkable chemical stability, and extensive stability against human renal dehydropeptidase-I. Tebipenem is the active form of tebipenem pivoxil, a novel oral carbapenem antibiotic that has a high level of bioavailability...

journal_title：Antimicrobial agents and chemotherapy

authors： Yamada M,Watanabe T,Baba N,Takeuchi Y,Ohsawa F,Gomi S

更新日期：2008-06-01 00:00:00

abstract：:We report the ex vivo lysogenic transfer of erythromycin and tetracycline resistance genes among group A streptococci (GAS). Of 42 susceptible strains, 69% acquired erythromycin/tetracycline resistance when infected with purified supernatants from strain m46 culture containing the phage Φm46.1. A significant emm-type-...

journal_title：Antimicrobial agents and chemotherapy

authors： Di Luca MC,D'Ercole S,Petrelli D,Prenna M,Ripa S,Vitali LA

更新日期：2010-10-01 00:00:00

abstract：:Various parameters were examined for their effects on interferon production with human fibroblast cells (FS-4) grown on microcarriers, using a superinduction procedure. Optimal concentrations of cycloheximide and actinomycin D during induction were 10 micrograms/ml, respectively. Cells required 5 to 6 h of exposure to...

journal_title：Antimicrobial agents and chemotherapy

authors： Giard DJ,Fleischaker RJ

更新日期：1980-07-01 00:00:00

abstract：:The in vivo and in vitro determination of significant intracellular stavudine (d4T) triphosphate (d4TTP) concentrations in human immunodeficiency virus (HIV)-infected subjects and NS-1 cells treated with zidovudine (ZDV) has recently been reported. This study was conducted to corroborate these findings with in vivo sa...

journal_title：Antimicrobial agents and chemotherapy

authors： Meléndez M,Blanco R,Delgado W,García R,Santana J,García H,Rosario O,Rodríguez JF

更新日期：2006-03-01 00:00:00

abstract：:We have isolated in vitro fluoroquinolone-resistant mutants of the Lyme disease agent, Borrelia burgdorferi. Mutations in parC, which encodes a subunit of topoisomerase IV, were associated with loss of susceptibility to sparfloxacin, moxifloxacin, and Bay-Y3118, but not ciprofloxacin. This is the first description of ...

journal_title：Antimicrobial agents and chemotherapy

authors： Galbraith KM,Ng AC,Eggers BJ,Kuchel CR,Eggers CH,Samuels DS

更新日期：2005-10-01 00:00:00

abstract：:Rates of metallo-beta-lactamase and 16S rRNA methylase production were investigated in 51 imipenem-resistant Pseudomonas aeruginosa clinical isolates collected from hospitals in São Paulo, Brazil. Of them, 57% and 75% produced SPM-1 and RmtD, respectively. Of note, 51% produced both enzymes, suggesting that their copr...

journal_title：Antimicrobial agents and chemotherapy

authors： Doi Y,Ghilardi AC,Adams J,de Oliveira Garcia D,Paterson DL

更新日期：2007-09-01 00:00:00

abstract：:The purpose of this study was to compare the activity of HMR 1043 with those of daptomycin and teicoplanin against gram-positive isolates. Susceptibility tests were performed for 52 strains, 26 parental strains, including staphylococcal, streptococcal, enterococcal, and listerial strains, and 26 HMR 1043-resistant mut...

journal_title：Antimicrobial agents and chemotherapy

authors： Bemer P,Juvin ME,Bryskier A,Drugeon H

更新日期：2003-09-01 00:00:00

abstract：:beta-Lactamases from Aeromonas hydrophila and A. sobria were purified and characterized. Both species produced beta-lactamases that were inducible by either cefoxitin or imipenem. These species were resistant to ampicillin and cephalothin but not imipenem. Isoelectric focusing of sonic extracts revealed one band at pI...

journal_title：Antimicrobial agents and chemotherapy

authors： Iaconis JP,Sanders CC

更新日期：1990-01-01 00:00:00

abstract：:Amoxicillin and ampicillin were compared at a dose of 250 mg twice daily for 4 weeks to treat Salmonella typhi or Salmonella paratyphi A chronic bacteriuria with intermittent bacteremia. Eleven patients received amoxicillin, and 15 received ampicillin. Concentrations of the two drugs were measured in the urine and ser...

journal_title：Antimicrobial agents and chemotherapy

authors： Bassily SB,Kilpatrick ME,Farid Z,Mikhail IA,El-Masry NA

更新日期：1981-11-01 00:00:00

abstract：:Horizontal transfer of plasmids encoding antimicrobial resistance and virulence determinants has been instrumental in Staphylococcus aureus evolution, including the emergence of community-associated methicillin-resistant S. aureus (CA-MRSA). In the early 1990s, the first CA-MRSA strain isolated in Western Australia (W...

journal_title：Antimicrobial agents and chemotherapy

authors： Yui Eto K,Firth N,Davis AM,Kwong SM,Krysiak M,Lee YT,O'Brien FG,Grubb WB,Coombs GW,Bond CS,Ramsay JP

更新日期：2019-10-22 00:00:00

abstract：:The treatment of choice for Stenotrophomonas maltophilia is trimethoprim-sulfamethoxazole (SXT). Fluoroquinolones (FQs) have in vitro activity against S. maltophilia; however, there is limited published information on their effectiveness. The purpose of this study is to compare the effectiveness of FQs and SXT for the...

journal_title：Antimicrobial agents and chemotherapy

authors： Wang YL,Scipione MR,Dubrovskaya Y,Papadopoulos J

更新日期：2014-01-01 00:00:00

abstract：:MICs of 25 Abiotrophia defectiva and 109 Granulicatella adiacens isolates were determined by broth microdilution. Using CLSI breakpoints, the susceptibilities of A. defectiva and G. adiacens isolates were, respectively, 24% and 34% to penicillin, 92% and 22% to ceftriaxone, 48% and 3% to cefepime, 72% and 87% to merop...

journal_title：Antimicrobial agents and chemotherapy

authors： Mushtaq A,Greenwood-Quaintance KE,Cole NC,Kohner PC,Ihde SM,Strand GJ,Harper LW,Virk A,Patel R

更新日期：2016-07-22 00:00:00