Continuous non-therapeutic use of antibacterial drugs in feed and drug resistance of the gram-negative enteric florae of food-producing animals.

abstract：:The entry of an antibiotic into phagocytes is a prerequisite for its intracellular bioactivity against susceptible facultative or obligatory intracellular microorganisms. Brodimoprim is a dimethoxybenzylpyrimidine that has recently entered into clinical use, and its uptake into and elimination from human polymorphonuc...

journal_title：Antimicrobial agents and chemotherapy

authors： Braga PC,Dal Sasso M,Maci S,Bondiolotti G,Fonti E,Reggio S

更新日期：1996-10-01 00:00:00

abstract：:Isoxyl (ISO), a thiourea derivative that was successfully used for the clinical treatment of tuberculosis during the 1960s, is an inhibitor of the synthesis of oleic and mycolic acids in Mycobacterium tuberculosis. Its effect on oleic acid synthesis has been shown to be attributable to its inhibitory activity on the s...

journal_title：Antimicrobial agents and chemotherapy

authors： Korduláková J,Janin YL,Liav A,Barilone N,Dos Vultos T,Rauzier J,Brennan PJ,Gicquel B,Jackson M

更新日期：2007-11-01 00:00:00

abstract：:Weak mutators are common among clinical isolates of Escherichia coli. We show that the relative mutation rate and the "evolvability of fluoroquinolone resistance" are related by a power law slope of 1.2 over 3 orders of magnitude. Thus, even weak mutators can drive the evolution of fluoroquinolone resistance under sel...

journal_title：Antimicrobial agents and chemotherapy

authors： Orlén H,Hughes D

更新日期：2006-10-01 00:00:00

abstract：:Attachment of giardias to intestinal cells has been difficult to study because of a lack of a convenient in vitro model. We developed an assay for attachment of radiolabeled trophozoites to IEC-6 cells that can be done in microtiter trays. Attachment was confirmed by scanning and transmission electron microscopy. Trop...

journal_title：Antimicrobial agents and chemotherapy

authors： McCabe RE,Yu GS,Conteas C,Morrill PR,McMorrow B

更新日期：1991-01-01 00:00:00

abstract：:Although fluoroquinolone antibiotics such as ciprofloxacin are able to gain access to lung tissue and both pleural and bronchial secretions, the characteristics of transport and cellular uptake of ciprofloxacin in human epithelial lung tissue remain obscure. We have chosen human airway epithelial (Calu-3) cells, recon...

journal_title：Antimicrobial agents and chemotherapy

authors： Cavet ME,West M,Simmons NL

更新日期：1997-12-01 00:00:00

abstract：:In vitro surveys of antimicrobial resistance among clinically important anaerobes are an important source of information that can be used for clinical decisions in the choice of empiric antimicrobial therapy. This study surveyed the susceptibilities of 556 clinical anaerobic isolates from four large medical centers us...

journal_title：Antimicrobial agents and chemotherapy

authors： Aldridge KE,Ashcraft D,Cambre K,Pierson CL,Jenkins SG,Rosenblatt JE

更新日期：2001-04-01 00:00:00

abstract：:A new natural TEM derivative with extended-spectrum beta-lactamase activity, TEM-134, was identified in a ceftazidime-resistant clinical isolate of Citrobacter koseri. Compared to TEM-1, TEM-134 contains the following mutations: Q39K, E104K, R164H, and G238S. The bla(TEM-134) gene was not transferable by conjugation a...

journal_title：Antimicrobial agents and chemotherapy

authors： Perilli M,Mugnaioli C,Luzzaro F,Fiore M,Stefani S,Rossolini GM,Amicosante G

更新日期：2005-04-01 00:00:00

abstract：:Mefloquine was found to have bactericidal activity against methicillin- and fluoroquinolone-susceptible and -resistant strains of Staphylococcus aureus and Staphylococcus epidermidis and gentamicin- and vancomycin-resistant strains of Enterococcus faecalis and Enterococcus faecium. The MICs were 16 microg/ml, and the ...

journal_title：Antimicrobial agents and chemotherapy

authors： Kunin CM,Ellis WY

更新日期：2000-04-01 00:00:00

abstract：:The emergence of resistance to antimicrobial agents within the salmonellas is a worldwide and severe problem. A case of treatment failure due to the emergence of resistance to ceftriaxone in Salmonella enterica serotype Anatum was studied. S. enterica serotype Anatum and Escherichia coli, both of which are susceptible...

journal_title：Antimicrobial agents and chemotherapy

authors： Su LH,Chiu CH,Chu C,Wang MH,Chia JH,Wu TL

更新日期：2003-02-01 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：:Nonreplicating bacteria are known to be (or at least commonly thought to be) refractory to antibiotics to which they are genetically susceptible. Here, we explore the sensitivity to killing by bactericidal antibiotics of three classes of nonreplicating populations of planktonic bacteria: (i) stationary phase, when the...

journal_title：Antimicrobial agents and chemotherapy

authors： McCall IC,Shah N,Govindan A,Baquero F,Levin BR

更新日期：2019-06-24 00:00:00

abstract：:Eighty group G streptococcal stains were collected from Chinese children. Susceptibility testing was done by a double-dilution and a disk diffusion method. PCR was used to test drug-resistant genes, and the χ(2) test and definite probability methods were used to test for statistically significant differences among the...

journal_title：Antimicrobial agents and chemotherapy

authors： Yin J,Yu S,Liu X,Li Y,Gao W,Ma X,Yang Y

更新日期：2011-01-01 00:00:00

abstract：:MK-0991 (L-743,872) is a potent antifungal agent featuring long half-life pharmacokinetics. The pharmacokinetics of MK-0991 administered intravenously to mice, rats, rhesus monkeys, and chimpanzees is presented. Unique to MK-0991 is its consistent cross-species performance. The range of values for the pharmacokinetic ...

journal_title：Antimicrobial agents and chemotherapy

authors： Hajdu R,Thompson R,Sundelof JG,Pelak BA,Bouffard FA,Dropinski JF,Kropp H

更新日期：1997-11-01 00:00:00

abstract：:The recent reports of resistance in Plasmodium falciparum to artemisinin derivatives and their partner drugs demand intensive studies toward understanding the molecular mechanisms of resistance. In this study, we examined the in vitro susceptibility of 63 P. falciparum field isolates collected from the China-Myanmar b...

journal_title：Antimicrobial agents and chemotherapy

authors： Hao M,Jia D,Li Q,He Y,Yuan L,Xu S,Chen K,Wu J,Shen L,Sun L,Zhao H,Yang Z,Cui L

更新日期：2013-04-01 00:00:00

abstract：:Fluroquinolone antibiotics have been reported to have antiviral properties against RNA viruses, including hepatitis C virus (HCV). In the present study, five patients with advanced liver disease secondary to chronic HCV received 500 mg daily of oral ciprofloxacin for 30 days. Serum HCV-RNA levels and liver enzyme abno...

journal_title：Antimicrobial agents and chemotherapy

authors： Kojima H,Kaita KD,Hawkins K,Uhanova J,Minuk GY

更新日期：2002-10-01 00:00:00

abstract：:Although ampicillin has been suggested as a useful agent for the treatment of nocardiosis in man, little is known regarding the presence of beta-lactamase in Nocardia or its possible role in determining resistance to ampicillin and the other beta-lactam antibiotics. We have evaluated 55 isolates of Nocardia for suscep...

journal_title：Antimicrobial agents and chemotherapy

authors： Wallace RJ Jr,Vance P,Weissfeld A,Martin RR

更新日期：1978-11-01 00:00:00

abstract：:The in vitro activities of four fluoroquinolone compounds were tested against 92 Escherichia coli strains of ovine and caprine origin under aerobic and anaerobic incubation conditions. The four fluoroquinolones proved to be highly effective against the E. coli isolates tested. When bacteria were cultured anaerobically...

journal_title：Antimicrobial agents and chemotherapy

authors： Cid D,Piriz S,Ruiz-Santa-Quiteria JA,Valle J,Garcia S,Vadillo S,de la Fuente R

更新日期：1994-10-01 00:00:00

abstract：:Staphylococcus epidermidis is one of the most frequent causes of device-associated infections, because it is known to cause biofilms that grow on catheters or other surgical implants. The persistent increasing resistance of S. epidermidis and other coagulase-negative staphylococci (CoNS) has driven the need for newer ...

journal_title：Antimicrobial agents and chemotherapy

authors： Hou Z,Da F,Liu B,Xue X,Xu X,Zhou Y,Li M,Li Z,Ma X,Meng J,Jia M,Wang Y,Luo X

更新日期：2013-10-01 00:00:00

abstract：:Antibiotics are generally not effective against organisms in exopolysaccharide biofilms. A simple method of studying the effect of antibiotics on bacteria in established biofilms is reported. Escherichia coli ATCC 25922 cells grown overnight at 37 degrees C on Mueller-Hinton agar were suspended in buffer and dispensed...

journal_title：Antimicrobial agents and chemotherapy

authors： Prosser BL,Taylor D,Dix BA,Cleeland R

更新日期：1987-10-01 00:00:00

abstract：:In a previous work, we described the possible relationship between a defect of purine-cytosine permease and the acquisition of a cross-resistance to the antifungal combination flucytosine (5FC) and fluconazole (FLC) in Candida lusitaniae (T. Noël, F. François, P. Paumard, C. Chastin, D. Brethes, and J. Villard, Antimi...

journal_title：Antimicrobial agents and chemotherapy

authors： Chapeland-Leclerc F,Bouchoux J,Goumar A,Chastin C,Villard J,Noël T

更新日期：2005-08-01 00:00:00

abstract：:Colistin resistance, although uncommon, is increasingly being reported among Gram-negative clinical pathogens, and an understanding of its impact on the activity of antimicrobials is now evolving. We evaluated the potential for synergy of colistin plus trimethoprim, trimethoprim-sulfamethoxazole (1/19 ratio), or vanco...

journal_title：Antimicrobial agents and chemotherapy

authors： Vidaillac C,Benichou L,Duval RE

更新日期：2012-09-01 00:00:00

abstract：:We investigated the azole resistance mechanisms and clinical features of fluconazole-nonsusceptible (FNS) isolates of Candida tropicalis recovered from Korean surveillance cultures in comparison with fluconazole-less-susceptible (FLS) isolates. Thirty-five clinical isolates of C. tropicalis, comprising 9 FNS (fluconaz...

journal_title：Antimicrobial agents and chemotherapy

authors： Choi MJ,Won EJ,Shin JH,Kim SH,Lee WG,Kim MN,Lee K,Shin MG,Suh SP,Ryang DW,Im YJ

更新日期：2016-05-23 00:00:00

abstract：:A woman in her late 60s with disseminated histoplasmosis was treated with posaconazole because first-line therapies were not tolerated. She subsequently presented with decompensated heart failure, hypertension, and hypokalemia. Laboratory tests revealed low renin and aldosterone levels. A potential mechanism is inhibi...

journal_title：Antimicrobial agents and chemotherapy

authors： Kuriakose K,Nesbitt WJ,Greene M,Harris B

更新日期：2018-04-26 00:00:00

abstract：:Despite the development of novel antibiotics active against Gram-positive bacteria, vancomycin generally remains the first treatment, although rapidly achieving concentrations associated with maximal efficacy provides an unresolved challenge. The objective of this study was to conduct a population pharmacokinetic anal...

journal_title：Antimicrobial agents and chemotherapy

authors： Roberts JA,Taccone FS,Udy AA,Vincent JL,Jacobs F,Lipman J

更新日期：2011-06-01 00:00:00

abstract：:To date, the majority of pharmacokinetic/pharmacodynamic (PK/PD) discussions have focused on PK/PD relationships evaluated at steady-state drug concentrations. However, a concern with reliance upon steady-state drug concentrations is that it ignores events occurring while the pathogen is exposed to intermittent subopt...

journal_title：Antimicrobial agents and chemotherapy

authors： Martinez MN,Papich MG,Drusano GL

更新日期：2012-06-01 00:00:00

abstract：:Isoniazid (INH) remains the most safe and cost-effective drug for the treatment and prophylaxis of tuberculosis. The use of INH has increased over the past years, largely as a result of the coepidemic of human immunodeficiency virus infection. It is frequently given chronically to critically ill patients who are copre...

journal_title：Antimicrobial agents and chemotherapy

authors： Desta Z,Soukhova NV,Flockhart DA

更新日期：2001-02-01 00:00:00

abstract：:We investigated the antistaphylococcal activity of daptomycin, vancomycin, oxacillin, gentamicin, and rifampin in human monocyte-derived macrophages. Compared with vancomycin and oxacillin, daptomycin had the most rapid and greatest antibacterial activity, but that of oxacillin was most sustained. The combination of d...

journal_title：Antimicrobial agents and chemotherapy

authors： Baltch AL,Ritz WJ,Bopp LH,Michelsen PB,Smith RP

更新日期：2007-04-01 00:00:00

abstract：:The repurposing of existing drugs is being pursued as a means by which to accelerate the development of novel regimens for the treatment of drug-susceptible and drug-resistant tuberculosis (TB). In the current study, we assessed the activity of the antipsychotic drug thioridazine (TRZ) in combination with the standard...

journal_title：Antimicrobial agents and chemotherapy

authors： Dutta NK,Pinn ML,Karakousis PC

更新日期：2014-07-01 00:00:00

abstract：:Four large staphylococcal plasmids ranging in size from 31 to 82 kbp have been shown to mediate tetracycline resistance via an integrated copy of the tet(K)-encoding plasmid pT181 which was flanked by copies of the insertion element IS257. In two cases, IS257 elements interrupted the repC reading frame of pT181 and an...

journal_title：Antimicrobial agents and chemotherapy

authors： Werckenthin C,Schwarz S,Roberts MC

更新日期：1996-11-01 00:00:00

abstract：:Resistance to daptomycin in enterococcal clinical isolates remains rare but is being increasingly reported in the United States and worldwide. There are limited data on the genetic relatedness and microbiological and clinical characteristics of daptomycin-nonsusceptible enterococcal clinical isolates. In this study, w...

journal_title：Antimicrobial agents and chemotherapy

authors： Wang G,Kamalakaran S,Dhand A,Huang W,Ojaimi C,Zhuge J,Yee LL,Mayigowda P,Surendraiah PK,Dimitrova N,Fallon JT

更新日期：2014-08-01 00:00:00