In vitro activities of six fluoroquinolones against 250 clinical isolates of Mycobacterium tuberculosis susceptible or resistant to first-line antituberculosis drugs.

abstract：:The bronchial mucosal concentrations of lomefloxacin were determined for specimens obtained by fiber-optic bronchoscopy and compared with simultaneous concentrations in serum. The 23 patients studied were given an oral dose of 400 mg once daily for 4 days to achieve steady-state levels. The median concentration in ser...

journal_title：Antimicrobial agents and chemotherapy

authors： Baldwin DR,Honeybourne D,Andrews JM,Ashby JP,Wise R

更新日期：1990-06-01 00:00:00

abstract：:Spontaneous mutants of susceptible clinical and laboratory isolates of Streptococcus pneumoniae exhibiting reduced susceptibility to evernimicin (SCH27899; MIC, 0.5 to 4.0 mg/liter) were selected on plates containing evernimicin. Four isolates that did not harbor mutations in rplP (which encodes ribosomal protein L16)...

journal_title：Antimicrobial agents and chemotherapy

authors： Adrian PV,Mendrick C,Loebenberg D,McNicholas P,Shaw KJ,Klugman KP,Hare RS,Black TA

更新日期：2000-11-01 00:00:00

abstract：:Antimicrobial efficacy in orthopedic device infections is diminished because of bacterial biofilms which express tolerance to antibiotics. Recently, the use of high doses of levofloxacin with rifampin has been recommended for staphylococcal infections. In the present study, we evaluated the efficacy of levofloxacin at...

journal_title：Antimicrobial agents and chemotherapy

authors： Murillo O,Doménech A,Garcia A,Tubau F,Cabellos C,Gudiol F,Ariza J

更新日期：2006-12-01 00:00:00

abstract：:The activity of four antifungal agents against 15 systemic (blood and vascular catheter) and 10 superficial (skin) Malassezia furfur isolates was evaluated. MIC ranges were similar for the two groups of organisms: amphotericin B, 0.3 to 2.5 micrograms/ml; flucytosine, greater than 100 micrograms/ml; miconazole, 0.4 to...

journal_title：Antimicrobial agents and chemotherapy

authors： Marcon MJ,Durrell DE,Powell DA,Buesching WJ

更新日期：1987-06-01 00:00:00

abstract：:Mice treated with antibiotics early or late after active infection had resolved were examined for chlamydial DNA in endocervical swabs. The early eradication of infection limited oviduct pathology, despite the continued detection of chlamydial DNA by nested PCR. Late antibiotic treatment had no effect on the ability t...

journal_title：Antimicrobial agents and chemotherapy

authors： Reeves DM,Nagarajan U,O'Connell C,Andrews CW Jr,Darville T

更新日期：2007-07-01 00:00:00

abstract：:Heteroresistance refers to the presence, within a large population of antimicrobial-susceptible microorganisms, of subpopulations with lesser susceptibilities. Ceftaroline is a novel cephalosporin with activity against methicillin-resistant Staphylococcus aureus (MRSA). The aim of this study was to detect the prevalen...

journal_title：Antimicrobial agents and chemotherapy

authors： Saravolatz SN,Martin H,Pawlak J,Johnson LB,Saravolatz LD

更新日期：2014-06-01 00:00:00

abstract：:Ceftolozane is a novel cephalosporin with activity against drug-resistant pathogens, including Pseudomonas aeruginosa and Streptococcus pneumoniae. The in vivo investigation reported here tested the limits of this drug against 20 P. aeruginosa and S. pneumoniae isolates across a wide MIC range and defined resistance m...

journal_title：Antimicrobial agents and chemotherapy

authors： Lepak AJ,Reda A,Marchillo K,Van Hecker J,Craig WA,Andes D

更新日期：2014-10-01 00:00:00

abstract：:The antibiotic susceptibilities of 62 strains of Salmonella enterica serovar Typhi and 37 strains of S. enterica serovar Paratyphi A were investigated with 18 antibiotics. Eighteen S. enterica serovar Typhi isolates and five S. enterica serovar Paratyphi A isolates were resistant to one or more antimicrobial agents, a...

journal_title：Antimicrobial agents and chemotherapy

authors： Hirose K,Tamura K,Sagara H,Watanabe H

更新日期：2001-03-01 00:00:00

abstract：:Human immunodeficiency virus (HIV) Tat and gp120 intriguingly share the feature of being basic peptides that, once released by HIV(+) cells, bind to polyanionic heparan sulfate proteoglycans (HSPGs) on target uninfected cells, contributing to the onset of AIDS-associated pathologies. To identify multitarget anti-HIV p...

journal_title：Antimicrobial agents and chemotherapy

authors： Bugatti A,Urbinati C,Ravelli C,De Clercq E,Liekens S,Rusnati M

更新日期：2007-07-01 00:00:00

abstract：:The 50% inhibitory concentration (IC50s) of benflumetol (range, 12.5 to 240 nM; mean, 55.1 nM) for 158 Senegalese isolates were evaluated. Ten isolates (6%) showed decreased susceptibility to benflumetol. Benflumetol was slightly more potent against chloroquine-resistant isolates (P < 0.025). No correlation or weak co...

journal_title：Antimicrobial agents and chemotherapy

authors： Pradines B,Tall A,Fusai T,Spiegel A,Hienne R,Rogier C,Trape JF,Le Bras J,Parzy D

更新日期：1999-02-01 00:00:00

abstract：:Thirteen normal subjects were given 2, 3, or 4 g of ceftizoxime intravenously in a prospective single-blinded study. Serum and urine concentrations were measured for 48 h. The beta-phase serum half-life ranged from 1.4 to 1.7 h. Approximately 100% of the agent was recovered unchanged in the urine over 48 h. Six of 13 ...

journal_title：Antimicrobial agents and chemotherapy

authors： Peterson LR,Gerding DN,Van Etta LL,Eckfeldt JH,Larson TA

更新日期：1982-11-01 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：:Recent pharmacokinetic studies that included children found that serum drug levels were low compared to those of adults for whom the same dosages were used. This study aimed to characterize the pharmacokinetics of pyrazinamide and ethambutol in Malawian children and to examine the impact of age, nutritional status, an...

journal_title：Antimicrobial agents and chemotherapy

authors： Graham SM,Bell DJ,Nyirongo S,Hartkoorn R,Ward SA,Molyneux EM

更新日期：2006-02-01 00:00:00

abstract：:During a 6-month period, 21 pairs of Pseudomonas aeruginosa isolates susceptible (pretherapy) and resistant (posttherapy) to antipseudomonal beta-lactam antibiotics were isolated from hospitalized patients. In vivo emergence of beta-lactam resistance was associated with the overexpression of AmpC beta-lactamase in 10 ...

journal_title：Antimicrobial agents and chemotherapy

authors： Ziha-Zarifi I,Llanes C,Köhler T,Pechere JC,Plesiat P

更新日期：1999-02-01 00:00:00

abstract：:The antiviral effects of selenazofurin (2-beta-D-ribofuranosylselenazole-4-carboxamide, selenazole), ribavirin (1-beta-D-ribofuranosyl-1,2,4-triazole-3-carboxamide), and 3-deazaguanosine (6-amino-1-beta-D-ribofuranosylimidazo-[4.5-C]pyridin-4(5H)-one) were investigated separately and in various combinations in an in v...

journal_title：Antimicrobial agents and chemotherapy

authors： Kirsi JJ,McKernan PA,Burns NJ 3rd,North JA,Murray BK,Robins RK

更新日期：1984-10-01 00:00:00

abstract：:The efficacy and safety of oral LY217896 for prevention of experimental influenza A/Kawasaki/86 (H1N1) virus infection were assessed in susceptible males randomly assigned to receive LY217896 (75 mg) or placebo once daily for 7 days beginning 24 h prior to viral challenge. The rates of virus shedding (100% in both gro...

journal_title：Antimicrobial agents and chemotherapy

authors： Hayden FG,Tunkel AR,Treanor JJ,Betts RF,Allerheiligen S,Harris J

更新日期：1994-05-01 00:00:00

abstract：:Infections with enterohemorrhagic Escherichia coli (EHEC) cause disease ranging from mild diarrhea to hemolytic-uremic syndrome (HUS) and are the most common cause of renal failure in children in high-income countries. The severity of the disease derives from the release of Shiga toxins (Stx). The use of antibiotics t...

journal_title：Antimicrobial agents and chemotherapy

authors： Mühlen S,Ramming I,Pils MC,Koeppel M,Glaser J,Leong J,Flieger A,Stecher B,Dersch P

更新日期：2020-03-24 00:00:00

abstract：:Antimicrobial peptides (AMPs) are effective antibiotic agents commonly found in plants, animals, and microorganisms, and they have been suggested as the future of antimicrobial chemotherapies. It is vital to understand the molecular details that define the mechanism of action of resistance to AMPs for a rational plann...

journal_title：Antimicrobial agents and chemotherapy

authors： Maria-Neto S,Cândido Ede S,Rodrigues DR,de Sousa DA,da Silva EM,de Moraes LM,Otero-Gonzalez Ade J,Magalhães BS,Dias SC,Franco OL

更新日期：2012-04-01 00:00:00

abstract：:A two-compartment pharmacokinetic (PK) population model of anidulafungin was fitted to PK data from 23 critically ill patients (age, 65 years [range, 28 to 81 years]; total body weight [TBW], 75 kg [range, 54 to 168 kg]). TBW was associated with clearance and incorporated into a final population PK model. Simulations ...

journal_title：Antimicrobial agents and chemotherapy

authors： Luque S,Hope W,Campillo N,Muñoz-Bermúdez R,Sorli L,Barceló-Vidal J,González-Colominas E,Alvarez-Lerma F,Masclans JR,Montero M,Horcajada JP,Grau S

更新日期：2019-06-24 00:00:00

abstract：:Generation of pharmacodynamic relationships in the clinical arena requires estimation of pharmacokinetic parameter values for individual patients. When the target population is severely ill, the ability to obtain traditional intensive blood sampling schedules is curtailed. Population modeling guided by optimal samplin...

journal_title：Antimicrobial agents and chemotherapy

authors： Tam VH,Preston SL,Drusano GL

更新日期：2003-09-01 00:00:00

abstract：:The novel triazole D0870 was tested for in vitro activity, as well as in vivo in a murine model of pulmonary blastomycosis. In vitro, D0870 had inhibitory and fungicidal activity against Blastomyces dermatitidis (MIC = 0.048 microgram/ml; minimal fungicidal concentration = 0.097 microgram/ml). In vivo, D0870 was appro...

journal_title：Antimicrobial agents and chemotherapy

authors： Clemons KV,Hanson LH,Stevens DA

更新日期：1993-05-01 00:00:00

abstract：:Many successful antimicrobial drugs originate from synthetic dyes. This paper reports the in vitro activity of 14 fluorescent dyes against Plasmodium falciparum. Five of these dyes (Hoechst 33342, MitoRed, DiOC(6), SYTO 9, and rhodamine B) show activity at a low nanomolar concentration against two P. falciparum strain...

journal_title：Antimicrobial agents and chemotherapy

authors： Joanny F,Held J,Mordmüller B

更新日期：2012-11-01 00:00:00

abstract：:Assessment of drug susceptibility has become an integral part of influenza virus surveillance. In this study, we describe the drug resistance profile of influenza A(H3N2) virus, A/Mississippi/05/2011, collected from a patient treated with oseltamivir and detected via surveillance. An MDCK cell-grown isolate of this vi...

journal_title：Antimicrobial agents and chemotherapy

authors： Tamura D,Nguyen HT,Sleeman K,Levine M,Mishin VP,Yang H,Guo Z,Okomo-Adhiambo M,Xu X,Stevens J,Gubareva LV

更新日期：2013-12-01 00:00:00

abstract：:Orthopoxvirus infections, such as smallpox, can lead to severe systemic disease and result in considerable morbidity and mortality in immunologically naïve individuals. Treatment with ST-246, a small-molecule inhibitor of virus egress, has been shown to provide protection against severe disease and death induced by se...

journal_title：Antimicrobial agents and chemotherapy

authors： Berhanu A,King DS,Mosier S,Jordan R,Jones KF,Hruby DE,Grosenbach DW

更新日期：2009-12-01 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：:Hepatitis C virus (HCV) genotype (GT) 2 represents approximately 9% of all viral infections globally. While treatment outcomes for GT2-infected patients have improved substantially with direct-acting antiviral agents (DAAs) compared to interferon-α, the presence of polymorphisms in NS5A can impact efficacy of NS5A inh...

journal_title：Antimicrobial agents and chemotherapy

authors： Asante-Appiah E,Ingravallo P,McMonagle P,Bystol K,Xia E,Curry S,Qiu P,Black S,Chase R,Liu R,Lahser F

更新日期：2019-09-16 00:00:00

abstract：:Serum and milk concentrations of rifamycin SV and rifampin were determined in lactating ewes after a single intravenous injection, and pharmacokinetic parameters were evaluated by the two-compartment open-system model. Rifampin was distributed throughout a greater volume than rifamycin SV and was eliminated more slowl...

journal_title：Antimicrobial agents and chemotherapy

authors： Ziv G,Sulman FG

更新日期：1974-02-01 00:00:00

abstract：:The M184V substitution in human immunodeficiency virus type 1 reverse transcriptase (RT) is rapidly selected in tissue culture following serial passage of wild-type virus in the presence of increasing concentrations of lamivudine (3TC). M184V is also associated with several alterations of RT enzymatic function in vitr...

journal_title：Antimicrobial agents and chemotherapy

authors： Petrella M,Oliveira M,Moisi D,Detorio M,Brenner BG,Wainberg MA

更新日期：2004-11-01 00:00:00

abstract：:An unusual In0-like class 1 integron containing a common region that includes the putative recombinase gene named orf513 (CR1) and bla(CTX-M-2) was characterized from Escherichia coli. The integron contained an unusual gene cassette array, estX-aadA1, embedded between the 5'-conserved segment (5'-CS) and 3'-CS1 region...

journal_title：Antimicrobial agents and chemotherapy

authors： Valverde A,Cantón R,Galán JC,Nordmann P,Baquero F,Coque TM

更新日期：2006-02-01 00:00:00

abstract：:Eighteen patients developed abnormally low serum glutamic oxaloacetic transaminase values during metronidazole therapy. Metronidazole absorbs at 340 nm, simulating reduced nicotinamide adenine dinucleotide, which is the final colorimetric product of the serum glutamic oxaloacetic transaminase assay. ...

journal_title：Antimicrobial agents and chemotherapy

authors： Rissing JP,Newman C,Moore WL Jr

更新日期：1978-10-01 00:00:00