Outer membrane protein changes and efflux pump expression together may confer resistance to ertapenem in Enterobacter cloacae.

abstract：:Doxycycline is the treatment of choice for canine monocytic ehrlichiosis (CME), a well-characterized disease and valuable model for tick-borne zoonoses. Conflicting reports of clearance of Ehrlichia canis after treatment with doxycycline suggested that the disease phase during which treatment is initiated influences o...

journal_title：Antimicrobial agents and chemotherapy

authors： McClure JC,Crothers ML,Schaefer JJ,Stanley PD,Needham GR,Ewing SA,Stich RW

更新日期：2010-12-01 00:00:00

abstract：:Invasive pulmonary aspergillosis (IPA) is a devastating disease of immunocompromised patients. Pharmacodynamic (PD) examination of antifungal drug therapy in IPA is one strategy that may improve outcomes. The current study explored the PD target of posaconazole in an immunocompromised murine model of IPA against 10 A....

journal_title：Antimicrobial agents and chemotherapy

authors： Lepak AJ,Marchillo K,Vanhecker J,Andes DR

更新日期：2013-01-01 00:00:00

abstract：:A series of 11 fluoroquinolone antibacterial agents, including 8 newly synthesized molecules and 3 reference compounds (pefloxacin, ciprofloxacin, and sparfloxacin), were tested for their MICs against Escherichia coli, Staphylococcus aureus, and Pseudomonas aeruginosa. The intracellular accumulation of fluoroquinolone...

journal_title：Antimicrobial agents and chemotherapy

authors： Bazile S,Moreau N,Bouzard D,Essiz M

更新日期：1992-12-01 00:00:00

abstract：:In this study, susceptibilities were determined for AZD0914, a spiropyrimidinetrione DNA gyrase inhibitor, azithromycin, doxycycline, and levofloxacin against Mycoplasma and Ureaplasma species. The activity of AZD0914 was comparable to that of levofloxacin and doxycycline against Mycoplasma genitalium and Mycoplasma p...

journal_title：Antimicrobial agents and chemotherapy

authors： Waites KB,Crabb DM,Duffy LB,Huband MD

更新日期：2015-01-01 00:00:00

abstract：:The aim of this analysis was to identify therapeutic micafungin regimens for children that produce the same micafungin exposures known to be effective for the prevention and treatment of Candida infections in adults. Pediatric pharmacokinetic data from 229 patients between the ages of 4 months and <17 years were obtai...

journal_title：Antimicrobial agents and chemotherapy

authors： Hope WW,Kaibara A,Roy M,Arrieta A,Azie N,Kovanda LL,Benjamin DK Jr

更新日期：2015-02-01 00:00:00

abstract：:Magainins are novel polycationic peptides with broad-spectrum antimicrobial activity, including activity against gram-negative bacteria. Gram-negative bacteremia can elicit endotoxic shock that is associated with the increased formation of eicosanoids. Inhibition of eicosanoid synthesis has been shown to improve the o...

journal_title：Antimicrobial agents and chemotherapy

authors： Matera G,Cook JA,Geisel J,Ashton SH,Wise WC,Focá A,Berkowitz BA,Halushka PV

更新日期：1993-03-01 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：:The following compounds, which possess anti-R-plasmid activity (Hahn and Ciak, 1976) in decreasing order, were shown by viscometric titration to change systematically the superhelical density of closed circular PM2 deoxyribonucleic acid in the manner of intercalators: ethidium bromide, quinacrine, acridine orange, qui...

journal_title：Antimicrobial agents and chemotherapy

authors： Allison RG,Hahn FE

更新日期：1977-02-01 00:00:00

abstract：:Many pathogenic and commensal organisms are multidrug resistant due to exposure to various antibiotics. Often, this antimicrobial resistance is encoded by integrons that occur on plasmids or that are integrated into the bacterial chromosome. Integrons are commonly associated with bacterial genera in the family Enterob...

journal_title：Antimicrobial agents and chemotherapy

authors： Goldstein C,Lee MD,Sanchez S,Hudson C,Phillips B,Register B,Grady M,Liebert C,Summers AO,White DG,Maurer JJ

更新日期：2001-03-01 00:00:00

abstract：:We used multiplex PCR to determine the agr group membership of 18 European glycopeptide heterointermediate and intermediate-resistant Staphylococcus aureus strains. Of the 15 agr group I strains, 13 were resistant and 2 were susceptible to methicillin. The remaining three strains, like the United States and Japanese c...

journal_title：Antimicrobial agents and chemotherapy

authors： Verdier I,Reverdy ME,Etienne J,Lina G,Bes M,Vandenesch F

更新日期：2004-03-01 00:00:00

abstract：:Fleroxacin was administered to seven lactating women as a single oral dose of 400 mg. Plasma, urine, and milk samples were collected for up to 48 h after administration. Drug concentrations were determined by a reversed-phase high-pressure liquid chromatography method and were used for the pharmacokinetic evaluation. ...

journal_title：Antimicrobial agents and chemotherapy

authors： Dan M,Weidekamm E,Sagiv R,Portmann R,Zakut H

更新日期：1993-02-01 00:00:00

abstract：:We investigated the relationship between susceptibility to beta-lactam antibiotics and variation in the major outer membrane protein P2 (OmpP2; also called porin) of persistent nonencapsulated Haemophilus influenzae isolated from cystic fibrosis patients. Nine OmpP2 variants were selected from two distinct H. influenz...

journal_title：Antimicrobial agents and chemotherapy

authors： Regelink AG,Dahan D,Möller LV,Coulton JW,Eijk P,Van Ulsen P,Dankert J,Van Alphen L

更新日期：1999-02-01 00:00:00

abstract：:The in vitro activities of the new triazole, ravuconazole (BMS-207147), were compared to those of fluconazole and itraconazole against 541 clinical isolates of Cryptococcus neoformans. Isolates were obtained from cerebrospinal fluid (396), blood (116), and miscellaneous clinical specimens (29). Overall, ravuconazole (...

journal_title：Antimicrobial agents and chemotherapy

authors： Yamazumi T,Pfaller MA,Messer SA,Houston A,Hollis RJ,Jones RN

更新日期：2000-10-01 00:00:00

abstract：:The interaction between four fluoroquinolones (ciprofloxacin, norfloxacin, pefloxacin, and ofloxacin) and biofilms of Pseudomonas aeruginosa in wells of microtiter plates and on segments of vascular catheters were studied in an in vitro model of vascular catheter colonization. Subinhibitory concentrations (one-half, o...

journal_title：Antimicrobial agents and chemotherapy

authors： Yassien M,Khardori N,Ahmedy A,Toama M

更新日期：1995-10-01 00:00:00

abstract：:Penicillin-binding protein 5 (PBP5) is one of the most abundant PBPs in Pseudomonas aeruginosa. Although its main function is that of a cell wall dd-carboxypeptidase, it possesses sufficient β-lactamase activity to contribute to the ability of P. aeruginosa to resist the antibiotic activity of the β-lactams. The study...

journal_title：Antimicrobial agents and chemotherapy

authors： Smith JD,Kumarasiri M,Zhang W,Hesek D,Lee M,Toth M,Vakulenko S,Fisher JF,Mobashery S,Chen Y

更新日期：2013-07-01 00:00:00

abstract：:Polymyxin B nonapeptide, derived by cleavage of the fatty acyl diaminobutyric acid from polymyxin B, is considerably less toxic, lacks bactericidal activity, and retains its ability to render gram-negative bacteria susceptible to several antibiotics by permeabilizing their outer membranes. The peptide rendered all 53 ...

journal_title：Antimicrobial agents and chemotherapy

authors： Ofek I,Cohen S,Rahmani R,Kabha K,Tamarkin D,Herzig Y,Rubinstein E

更新日期：1994-02-01 00:00:00

abstract：:The cyclohexane triones are a novel group of synthetic antibacterial agents that are active against gram-positive bacteria, Haemophilus influenzae, and Mycobacterium smegmatis. In general, these compounds behaved in a manner similar to that of hexachlorophene, inhibiting the transport of low-molecular-weight hydrophil...

journal_title：Antimicrobial agents and chemotherapy

authors： Lloyd WJ,Broadhurst AV,Hall MJ,Andrews KJ,Barber WE,Wong-Kai-In P

更新日期：1988-06-01 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：:A double-blind study was performed to compare the clinical response and the incidence of side effects in 2,581 patients administered ampicillin or cyclacillin for infections of the genitourinary or respiratory tract, infections of the skin and soft tissues, or for otitis media. There was no significant difference in c...

journal_title：Antimicrobial agents and chemotherapy

authors： Gold JA,Hegarty CP,Deitch MW,Walker BR

更新日期：1979-01-01 00:00:00

abstract：:The human fungal pathogen Candida albicans develops drug resistance after long-term exposure to azole drugs in the treatment of chronic candidiasis. Gain-of-function (GOF) mutations in the transcription factor Tac1 and the consequent expression of its targets, drug efflux pumps Cdr1 and Cdr2, are a common mechanism by...

journal_title：Antimicrobial agents and chemotherapy

authors： Liu Z,Myers LC

更新日期：2017-10-24 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：:In 2009, the first high-level ceftriaxone-resistant Neisseria gonorrhoeae strain (H041) was isolated in Kyoto, Japan. The present study describes an intensified surveillance (antimicrobial resistance and molecular typing) of Neisseria gonorrhoeae isolates in Kyoto and its neighboring prefecture Osaka, Japan, in 2010 t...

journal_title：Antimicrobial agents and chemotherapy

authors： Shimuta K,Unemo M,Nakayama S,Morita-Ishihara T,Dorin M,Kawahata T,Ohnishi M,Antibiotic-Resistant Gonorrhea Study Group.

更新日期：2013-11-01 00:00:00

abstract：:Linezolid was tested against 32 species of uncommonly isolated gram-positive organisms (3,251 strains) by reference MIC methods and found to be highly active (MIC50 range, 0.25 to 2 microg/ml; MIC90 range, 0.25 to 2 microg/ml). Only one isolate (viridans group streptococcus; 0.03% of tested strains) was resistant to l...

journal_title：Antimicrobial agents and chemotherapy

authors： Jones RN,Stilwell MG,Hogan PA,Sheehan DJ

更新日期：2007-04-01 00:00:00

abstract：:Recently, strains of Neisseria gonorrhoeae have been isolated which are highly resistant to tetracycline (MICs of 16 to 64 micrograms/ml). This resistance was due to the acquisition of the resistance determinant tetM, a transposon-borne determinant initially found in the genus Streptococcus and more recently in Mycopl...

journal_title：Antimicrobial agents and chemotherapy

authors： Morse SA,Johnson SR,Biddle JW,Roberts MC

更新日期：1986-11-01 00:00:00

abstract：:Carbapenemase-producing Gram-negative bacteria (CP-GNB) have increasingly spread worldwide, and different families of carbapenemases have been identified in various bacterial species. Here, we report the identification of five VIM metallo-β-lactamase-producing Alcaligenes faecalis isolates associated with a small outb...

journal_title：Antimicrobial agents and chemotherapy

authors： Al Laham N,Chavda KD,Cienfuegos-Gallet AV,Kreiswirth BN,Chen L

更新日期：2017-10-24 00:00:00

abstract：:Ceftaroline-avibactam and comparator agents were tested by the broth microdilution method against 20,089 isolates consecutively collected in 2010 and 2011 from 75 U.S. medical centers. Ceftaroline-avibactam was active against Enterobacteriaceae (4,908 strains; MIC90, 0.25 μg/ml; highest MIC, 4 μg/ml), including merope...

journal_title：Antimicrobial agents and chemotherapy

authors： Sader HS,Flamm RK,Jones RN

更新日期：2013-04-01 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：:Rifabutin pharmacokinetics were studied by the population approach (NONMEM) with 40 human immunodeficiency virus-infected patients receiving rifabutin at different doses for prophylaxis or therapy of mycobacterial infections. A two-compartment open model with first-order absorption was used as the structural pharmacok...

journal_title：Antimicrobial agents and chemotherapy

authors： Gatti G,Papa P,Torre D,Andreoni M,Poggio A,Bassetti M,Marone P

更新日期：1998-08-01 00:00:00

abstract：:Multidrug resistance in Gram-negative bacteria has become so threatening to human health that new antibacterial platforms are desperately needed to combat these deadly infections. The concept of siderophore conjugation, which facilitates compound uptake across the outer membrane by hijacking bacterial iron acquisition...

journal_title：Antimicrobial agents and chemotherapy

authors： Tomaras AP,Crandon JL,McPherson CJ,Banevicius MA,Finegan SM,Irvine RL,Brown MF,O'Donnell JP,Nicolau DP

更新日期：2013-09-01 00:00:00

abstract：:The in vitro susceptibility of Brucella melitensis was examined vis-a-vis the clinical outcome in 75 patients with brucellosis. The initial MICs for Brucella isolates from patients who relapsed and from those who did not were similar. Furthermore, the MICs for isolates from patients whose infections relapsed were no d...

journal_title：Antimicrobial agents and chemotherapy

authors： Ariza J,Bosch J,Gudiol F,Liñares J,Viladrich PF,Martín R

更新日期：1986-12-01 00:00:00