In vitro inhibition of Streptococcus mutans biofilm formation on hydroxyapatite by subinhibitory concentrations of anthraquinones.

abstract：:The in vitro antibacterial activity of AM-1155 against a wide variety of clinical isolates was compared with those of other fluoroquinolones. The MICs of AM-1155 for 90% of Staphylococcus aureus, Streptococcus pneumoniae, and Enterococcus faecalis isolates tested were 0.10, 0.39, and 0.78 microgram/ml, respectively. T...

journal_title：Antimicrobial agents and chemotherapy

authors： Wakabayashi E,Mitsuhashi S

更新日期：1994-03-01 00:00:00

abstract：:Cycloheximide (up to 0.4 g/liter) was significantly more inhibitory to the growth of three isolates of Aspergillus fumigatus at 23 C than at 37 or 45 C. Preincubation of the media for 7 days at 45 C did not alter the inhibitory effect of the cycloheximide at 23 C. Neither mutation nor adaptation in the fungus seems to...

journal_title：Antimicrobial agents and chemotherapy

authors： Berger CL,Merz WG,Silva-Hutner M

更新日期：1973-10-01 00:00:00

abstract：:The Carba NP test was evaluated against a panel of 244 carbapenemase- and non-carbapenemase-producing Enterobacteriaceae and Pseudomonas aeruginosa isolates. We confirmed the 100% specificity and positive predictive value of the test, but the sensitivity and negative predictive value were 72.5% and 69.2%, respectively...

journal_title：Antimicrobial agents and chemotherapy

authors： Tijet N,Boyd D,Patel SN,Mulvey MR,Melano RG

更新日期：2013-09-01 00:00:00

abstract：:Eight unrelated clinical Acinetobacter baumannii isolates resistant to all commonly used antibiotics were subjected to three-dimensional checkerboard microtiter plate dilution and time-kill studies at one-fourth of their MICs of polymyxin B, imipenem, and rifampin. Synergy was demonstrated with combinations of polymyx...

journal_title：Antimicrobial agents and chemotherapy

authors： Yoon J,Urban C,Terzian C,Mariano N,Rahal JJ

更新日期：2004-03-01 00:00:00

abstract：:Oral administration of 2'-deoxy-3'-oxa-4'-thiocytidine (BCH-10652), a nucleoside analog structurally similar to lamivudine (3TC), caused dose-dependent inhibition of viral replication in SCID-hu Thy/Liv mice infected with human immunodeficiency virus type 1 NL4-3 and with an NL4-3 clone containing the M184V mutation i...

journal_title：Antimicrobial agents and chemotherapy

authors： Stoddart CA,Moreno ME,Linquist-Stepps VD,Bare C,Bogan MR,Gobbi A,Buckheit RW Jr,Bedard J,Rando RF,McCune JM

更新日期：2000-03-01 00:00:00

abstract：:The biochemical properties of tetrahydrofuranyl (THF) carbapenems, carbapenems with THF substituents, were evaluated with respect to enzyme stability, binding to penicillin-binding proteins (PBPs), and penetration into gram-negative organisms. THF carbapenems showed increased stability to hog renal dehydropeptidases (...

journal_title：Antimicrobial agents and chemotherapy

authors： Yang Y,Testa RT,Bhachech N,Rasmussen BA,Bush K

更新日期：1999-12-01 00:00:00

abstract：:The aminoglycoside-modifying enzymes present in the first 120 clinical isolates harboring extended-spectrum beta-lactamases isolated in Spain were studied. Most of these isolates (84%) were gentamicin resistant. The enzymes most frequently associated and cotransferred with SHV-2 or TEM-type beta-lactamases were AAC(3)...

journal_title：Antimicrobial agents and chemotherapy

authors： Fernandez-Rodriguez A,Canton R,Perez-Diaz JC,Martinez-Beltran J,Picazo JJ,Baquero F

更新日期：1992-11-01 00:00:00

abstract：:Sordarin and its derivatives are antifungal compounds of potential clinical interest. Despite the highly conserved nature of the fungal and mammalian protein synthesis machineries, sordarin is a selective inhibitor of protein synthesis in fungal organisms. In cells sensitive to sordarin, its mode of action is through ...

journal_title：Antimicrobial agents and chemotherapy

authors： Botet J,Rodríguez-Mateos M,Ballesta JP,Revuelta JL,Remacha M

更新日期：2008-05-01 00:00:00

abstract：:The deduced amino acid sequence of Campylobacter jejuni Tet(O), cloned in Escherichia coli, has shown that it contains the five highly conserved sequences of the GTP-binding domain found in other GTPases. Asn-128 belongs to the G4 motif of such a domain and is involved in hydrogen bonding with the guanine ring of the ...

journal_title：Antimicrobial agents and chemotherapy

authors： Grewal J,Manavathu EK,Taylor DE

更新日期：1993-12-01 00:00:00

abstract：:We previously reported the development of a prototype antibiotic sensitivity assay to detect drug-resistant Mycobacterium tuberculosis using infection by mycobacteriophage to create a novel nucleic acid transcript, a surrogate marker of mycobacterial viability, detected by reverse transcriptase PCR (M. C. Mulvey et al...

journal_title：Antimicrobial agents and chemotherapy

authors： Mulvey MC,Lemmon M,Rotter S,Lees J,Einck L,Nacy CA

更新日期：2015-01-01 00:00:00

abstract：:Levels of roxithromycin in serum and tissue were investigated in 29 subjects undergoing tonsillectomy. A total of 13 subjects received a single oral dose of 300 mg, and 16 received four oral doses 12 h apart as follows: a 300-mg loading dose followed by three 150-mg doses. Measurable levels of roxithromycin were prese...

journal_title：Antimicrobial agents and chemotherapy

authors： Galioto GB,Ortisi G,Mevio E,Sassella D,Bartucci F,Privitera G

更新日期：1988-09-01 00:00:00

abstract：:The dependence of microbial killing on chloride ions present in solutions undergoing iontophoresis is addressed. A 400-microA current was applied to vials containing synthetic urine or saline, and the production of chlorine-based substances (CBSs) was detected by the N,N-diethyl-p-phenylene diamine colorimetric method...

journal_title：Antimicrobial agents and chemotherapy

authors： Davis CP,Shirtliff ME,Trieff NM,Hoskins SL,Warren MM

更新日期：1994-12-01 00:00:00

abstract：:In vitro studies of zidovudine (ZDV) phosphorylation may not accurately reflect the in vivo dose-response relationship, which is crucial to determining the relationship between ZDV exposure, efficacy, and toxicity. However, measurement of ZDV phosphorylated anabolites in peripheral blood mononuclear cells (PBMCs) from...

journal_title：Antimicrobial agents and chemotherapy

authors： Slusher JT,Kuwahara SK,Hamzeh FM,Lewis LD,Kornhauser DM,Lietman PS

更新日期：1992-11-01 00:00:00

abstract：:This is a substudy of a larger randomized controlled trial on HIV-infected Zambian children, which revealed that cotrimoxazole prophylaxis reduced morbidity and mortality despite a background of high cotrimoxazole resistance. The impact of cotrimoxazole on the carriage and antibiotic resistance of Streptococcus pneumo...

journal_title：Antimicrobial agents and chemotherapy

authors： Mwenya DM,Charalambous BM,Phillips PP,Mwansa JC,Batt SL,Nunn AJ,Walker S,Gibb DM,Gillespie SH

更新日期：2010-09-01 00:00:00

abstract：:Foscarnet is widely used for the treatment of acyclovir-resistant herpesvirus infections, and foscarnet-resistant herpesvirus infections are a serious concern in immunocompromised patients. Twenty-seven single-plaque isolates of herpes simplex virus type 1 (HSV-1) resistant to foscarnet were selected from foscarnet- a...

journal_title：Antimicrobial agents and chemotherapy

authors： Saijo M,Suzutani T,Morikawa S,Kurane I

更新日期：2005-02-01 00:00:00

abstract：:Candida infections represent a major threat in neonatal intensive care units. This is the first prospective study to obtain caspofungin plasma levels and safety data for neonates and very young infants. Patients of <3 months of age receiving intravenous amphotericin B for documented or highly suspected candidiasis wer...

journal_title：Antimicrobial agents and chemotherapy

authors： Sáez-Llorens X,Macias M,Maiya P,Pineros J,Jafri HS,Chatterjee A,Ruiz G,Raghavan J,Bradshaw SK,Kartsonis NA,Sun P,Strohmaier KM,Fallon M,Bi S,Stone JA,Chow JW

更新日期：2009-03-01 00:00:00

abstract：:Liquid cultures of a Pseudomonas aeruginosa strain in Mueller-Hinton broth diluted at rates higher than the bacterial growth rate showed the expected decrease in CFU only for 1 to 2 h. Later the CFU started to increase. This phenomenon can be explained by a hypothesis that assumes that the bacteria multiply in two dif...

journal_title：Antimicrobial agents and chemotherapy

authors： Haag R,Lexa P,Werkhäuser I

更新日期：1986-05-01 00:00:00

abstract：:Carbapenem-resistant Enterobacteriaceae carrying New Delhi metallo-β-lactamase 1 (NDM-1) have rarely been reported in Latin America. We report of an outbreak caused by a blaNDM-1-harboring plasmid spread through different bacterial species, including Escherichia coli (ST617) and Enterobacter cloacae (ST182) isolates f...

journal_title：Antimicrobial agents and chemotherapy

authors： Torres-González P,Bobadilla-Del Valle M,Tovar-Calderón E,Leal-Vega F,Hernández-Cruz A,Martínez-Gamboa A,Niembro-Ortega MD,Sifuentes-Osornio J,Ponce-de-León A

更新日期：2015-11-01 00:00:00

abstract：:MIC methodology was used to test the antibacterial activity of XRP 2868, a new oral combination of two semisynthetic streptogramins, RPR 132552A and RPR 202868, compared to activities of other antibacterial agents against pneumococci, Haemophilus influenzae, and Haemophilus parainfluenzae. For 261 pneumococci, XRP 286...

journal_title：Antimicrobial agents and chemotherapy

authors： Pankuch GA,Kelly LM,Lin G,Bryskier A,Couturier C,Jacobs MR,Appelbaum PC

更新日期：2003-10-01 00:00:00

abstract：:The anti-pseudomonas activities of azlocillin and mezlocillin were compared with that of ticarcillin. We measured the minimal inhibitory and minimal bactericidal concentrations of the three drugs against 20 different strains of Pseudomonas aeruginosa and found significantly lower values for azlocillin than for the oth...

journal_title：Antimicrobial agents and chemotherapy

authors： Coppens L,Klastersky J

更新日期：1979-03-01 00:00:00

abstract：:Monophenol monooxygenase (monophenol, dihydroxyphenylalanine:oxygen oxidoreductase EC 1.14.18.1) was studied in melanin-positive and melanin-negative mutants of Streptomyces lincolnensis NCIB 9413, varying in the lincomycin synthesizing ability. The activities of laccase and tyrosine phenol lyase (EC 4.1.99.2) are abs...

journal_title：Antimicrobial agents and chemotherapy

authors： Michalik J,Emilianowicz-Czerska W,Switalski L,Raczyńska-Bojanowska K

更新日期：1975-11-01 00:00:00

abstract：:Molecular studies have shown that the majority of azole resistance in Aspergillus fumigatus is associated with amino acid substitutions in the cyp51A gene. To obtain insight into azole resistance mutations, the cyp51A gene of 130 resistant and 76 susceptible A. fumigatus isolates was sequenced. Out of 130 azole-resist...

journal_title：Antimicrobial agents and chemotherapy

authors： Snelders E,Karawajczyk A,Schaftenaar G,Verweij PE,Melchers WJ

更新日期：2010-06-01 00:00:00

abstract：:Gardimycin, a new antibiotic, at 100 mug/ml, specifically inhibited cell wall synthesis and induced accumulation of uridine 5'-diphosphate-N-acetylmur-amylpentapeptide in whole cells of Bacillus subtilis. The antibiotic was active in a particulate enzyme preparation from Bacillus stearothermophilus: 60 mug/ml caused 5...

journal_title：Antimicrobial agents and chemotherapy

authors： Somma S,Merati W,Parenti F

更新日期：1977-03-01 00:00:00

abstract：:Many risk factors associated with aminoglycoside nephrotoxicity have been identified in humans and experimental animals. They include an initial high rate of creatinine clearance, high initial peak levels in serum, age, sex, duration of therapy, liver disease, and renal infection. The concomitant administration of ste...

journal_title：Antimicrobial agents and chemotherapy

authors： Beauchamp D,Pettigrew M

更新日期：1988-07-01 00:00:00

abstract：:Indwelling device infections are associated with considerable morbidity and extremely high cost. Pseudomonas aeruginosa is the most frequent gram-negative etiologic agent associated with infections of indwelling catheters and foreign body implants. It is generally agreed that eradication of infection in the presence o...

journal_title：Antimicrobial agents and chemotherapy

authors： Brouqui P,Rousseau MC,Stein A,Drancourt M,Raoult D

更新日期：1995-11-01 00:00:00

abstract：:Streptococcus agalactiae (group B Streptococcus [GBS]) is a Gram-positive bacterium that colonizes the cervicovaginal tract in approximately 25% of healthy women. Although colonization is asymptomatic, GBS can be vertically transmitted to newborns peripartum, causing severe disease such as pneumonia and meningitis. Cu...

journal_title：Antimicrobial agents and chemotherapy

authors： Cavaco CK,Patras KA,Zlamal JE,Thoman ML,Morgan EL,Sanderson SD,Doran KS

更新日期：2013-11-01 00:00:00

abstract：:The minimal inhibitory concentrations of 45 antimicrobial agents were determined for 14 strains of Bacterium actinomycetem comitans (Actinobacillus actinomycetem-comitans). All the strains showed good susceptibility to tetracyclines and chloramphenicol, but not to lincomycins. Some strains were clearly resistant to pe...

journal_title：Antimicrobial agents and chemotherapy

authors： Höffler U,Niederau W,Pulverer G

更新日期：1980-06-01 00:00:00

abstract：:The in vitro and in vivo activities of azithromycin against chlamydia were investigated. The MIC of azithromycin for five standard strains of different species of chlamydia and six wild-type strains of Chlamydia pneumoniae was 0.125 microgram/ml, which was superior to that of erythromycin but inferior to those of clar...

journal_title：Antimicrobial agents and chemotherapy

authors： Niki Y,Kimura M,Miyashita N,Soejima R

更新日期：1994-10-01 00:00:00

abstract：:Very rapid amplification of DNA by PCR in small volumes can be continuously monitored by the detection of the binding of probes with a rapid cycler with built-in fluorometric detection. Primers were designed to amplify approximately 100 bp of the polymerase gene of hepatitis B virus (HBV) spanning codon 550, where mut...

journal_title：Antimicrobial agents and chemotherapy

authors： Cane PA,Cook P,Ratcliffe D,Mutimer D,Pillay D

更新日期：1999-07-01 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