OXA-253, a variant of the carbapenem-hydrolyzing class D β-lactamase OXA-143 in Acinetobacter baumannii.

abstract：:The rpoB gene encodes the beta subunit of the DNA-dependent RNA polymerase of bacteria. Mutations in defined areas result in resistance to rifampin. Mycobacterium smegmatis is naturally resistant to rifampin, but analysis of the rpoB gene revealed no identifiable rifampin resistance mutations. Another mechanism of res...

journal_title：Antimicrobial agents and chemotherapy

authors： Hetherington SV,Watson AS,Patrick CC

更新日期：1995-09-01 00:00:00

abstract：:Ribavirin was inactive against the rotavirus of murine gastroenteritis; this may be due to the presence of guanosine inhibitors in the gut. ...

journal_title：Antimicrobial agents and chemotherapy

authors： Schoub BD,Prozesky OW

更新日期：1977-10-01 00:00:00

abstract：:The incidence of measles virus (MV) infection has been significantly reduced in many nations through extensive vaccination; however, the virus still causes significant morbidity and mortality in developing countries. Measles outbreaks also occur in some developed countries that have failed to maintain high vaccine cov...

journal_title：Antimicrobial agents and chemotherapy

authors： Plemper RK,Doyle J,Sun A,Prussia A,Cheng LT,Rota PA,Liotta DC,Snyder JP,Compans RW

更新日期：2005-09-01 00:00:00

abstract：:The MICs of three new antimicrobial agents of different classes, U-70138F, roxithromycin (RU 965), and ofloxacin (ORF 18489), versus Chlamydia trachomatis in McCoy cell cultures were 0.25, 0.8, and 1.0 microgram/ml, respectively. For each test drug, the MIC and MBC were identical or were within 1 dilution of one anoth...

journal_title：Antimicrobial agents and chemotherapy

authors： Stamm WE,Suchland R

更新日期：1986-11-01 00:00:00

abstract：:Twelve healthy volunteers participated in this randomized crossover study to compare the concentrations and recovery levels of fleroxacin and pefloxacin in urine and to assess their bactericidal activities against 12 strains of urinary pathogens with different susceptibilities over a wide range of MICs. The volunteers...

journal_title：Antimicrobial agents and chemotherapy

authors： Naber KG,Theuretzbacher U,Kinzig M,Savov O,Sörgel F

更新日期：1998-07-01 00:00:00

abstract：:Viral infections are among the main causes of death worldwide, and we lack antivirals for the majority of viruses. Heparin-like sulfated or sulfonated compounds have been known for decades for their ability to prevent infection by heparan sulfate proteoglycan (HSPG)-dependent viruses but only in a reversible way. We h...

journal_title：Antimicrobial agents and chemotherapy

authors： Cagno V,Gasbarri M,Medaglia C,Gomes D,Clement S,Stellacci F,Tapparel C

更新日期：2020-11-17 00:00:00

abstract：:Boronic acid transition state inhibitors (BATSIs) with R1 side chains of cefotaxime and ceftazidime were assayed against SHV-1, SHV-2, SHV-5, D104K, and D104K G238S beta-lactamases. The D104K variant was the most susceptible to inhibition by the ceftazidime BATSI (Ki, 730+/-80 nM), while the D104K G238S variant was th...

journal_title：Antimicrobial agents and chemotherapy

authors： Thomson JM,Prati F,Bethel CR,Bonomo RA

更新日期：2007-04-01 00:00:00

abstract：:The recent availability of CCR5 antagonists as anti-human immunodeficiency virus (anti-HIV) therapeutics has highlighted the need to accurately identify CXCR4-using variants in patient samples when use of this new drug class is considered. The Trofile assay (Monogram Biosciences) has become the method that is the most...

journal_title：Antimicrobial agents and chemotherapy

authors： Coakley E,Reeves JD,Huang W,Mangas-Ruiz M,Maurer I,Harskamp AM,Gupta S,Lie Y,Petropoulos CJ,Schuitemaker H,van 't Wout AB

更新日期：2009-11-01 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：:Salmonella typhimurium isolated in Bombay from fecal samples of 145 patients suffering from gastroenteritis (group 1) and from the cerebrospinal fluid, feces, or blood of 42 patients with systemic salmonellosis (group 2) were examined for the antimicrobial resistance and incompatibility groups of their R plasmids. Mul...

journal_title：Antimicrobial agents and chemotherapy

authors： Rangnekar VM,Banker DD,Jhala HI

更新日期：1983-01-01 00:00:00

abstract：:A single point mutation in the 23S rRNA gene of Helicobacter pylori is known to confer resistance to clarithromycin. Most prevalent among clarithromycin-resistant clinical H. pylori isolates are the mutations from A-2142 to G and A-2143 to G in the 23S rRNA gene. The bias in the 23S rRNA gene mutations conferring clar...

journal_title：Antimicrobial agents and chemotherapy

authors： Debets-Ossenkopp YJ,Brinkman AB,Kuipers EJ,Vandenbroucke-Grauls CM,Kusters JG

更新日期：1998-10-01 00:00:00

abstract：:We studied the efficacy of pentamidine (PNT) as prophylaxis or early treatment in acute pulmonary fusariosis in neutropenic mice. PNT-preexposed mice had significantly improved survival and reduced fungal burden compared to amphotericin B-preexposed and untreated mice. PNT-treated mice had increased survival but no di...

journal_title：Antimicrobial agents and chemotherapy

authors： Lionakis MS,Chamilos G,Lewis RE,Wiederhold NP,Raad II,Samonis G,Kontoyiannis DP

更新日期：2006-01-01 00:00:00

abstract：:Determinants encoding resistance to antibiotics, except penicillin, of 5 of 21 Streptococcus anginosus clinical isolates that we examined transferred by conjugation into Enterococcus faecalis and into 1 to 5 streptococcal recipients at frequencies of 10(-6) to 10(-8) transconjugants per donor. No R plasmids were detec...

journal_title：Antimicrobial agents and chemotherapy

authors： Clermont D,Horaud T

更新日期：1990-09-01 00:00:00

abstract：:Numerous bacterial pathogens, particularly those that colonize fast-flow areas in the bladder and gastrointestinal tract, require motility to establish infection and spread beyond the initially colonized tissue. Vibrio cholerae strains of serogroups O1 and O139, the causative agents of the diarrheal illness cholera, e...

journal_title：Antimicrobial agents and chemotherapy

authors： Rasmussen L,White EL,Pathak A,Ayala JC,Wang H,Wu JH,Benitez JA,Silva AJ

更新日期：2011-09-01 00:00:00

abstract：:We investigated the relevance of prominent reduction in turbidity macroscopically (MIC) and formation of aberrant hyphal tips microscopically (minimum effective concentration; MEC) in measuring the in vitro activity of caspofungin against Aspergillus and Fusarium. Caspofungin generated low MICs and MECs against Asperg...

journal_title：Antimicrobial agents and chemotherapy

authors： Arikan S,Lozano-Chiu M,Paetznick V,Rex JH

更新日期：2001-01-01 00:00:00

abstract：:We report a microanalytical high-performance liquid chromatography method for quantitation of cefpirome (HR 810) from serum. The drug was extracted from 0.05 ml of serum with 0.2 ml of isopropanol containing beta-hydroxypropyltheophylline, the internal standard. Separations were performed on a C18 column at ambient te...

journal_title：Antimicrobial agents and chemotherapy

authors： Turley CP,Kearns GL,Jacobs RF

更新日期：1988-10-01 00:00:00

abstract：:Because of the potential for an interaction between cephalosporins and aminoglycosides leading to renal injury, an evaluation of the effect of a new cephalosporin, cefamandole nafate, on the toxicity of the aminoglycoside tobramycin was performed in laboratory animals. High doses of cefamandole nafate did not increase...

journal_title：Antimicrobial agents and chemotherapy

authors： Wold JS,Turnipseed SA,Broddle WD,Owen NV

更新日期：1977-10-01 00:00:00

abstract：:Previous studies showed an increased prevalence of human immunodeficiency virus type 1 (HIV-1) reverse transcriptase (RT) thumb subdomain polymorphisms Pro272, Arg277, and Thr286 in patients failing therapy with nucleoside analogue combinations. Interestingly, wild-type HIV-1(BH10) RT contains Pro272, Arg277, and Thr2...

journal_title：Antimicrobial agents and chemotherapy

authors： Betancor G,Puertas MC,Nevot M,Garriga C,Martínez MA,Martinez-Picado J,Menéndez-Arias L

更新日期：2010-11-01 00:00:00

abstract：:Intragastric inoculation of mice with Klebsiella pneumoniae can cause liver abscesses, necrosis of liver tissues, and bacteremia. A newly isolated phage (φNK5) with lytic activity for K. pneumoniae was used to treat K. pneumoniae infection in an intragastric model. Both intraperitoneal and intragastric administration ...

journal_title：Antimicrobial agents and chemotherapy

authors： Hung CH,Kuo CF,Wang CH,Wu CM,Tsao N

更新日期：2011-04-01 00:00:00

abstract：:Of five parenteral cephalosporins tested against 43 lactobacilli, cephaloridine, cefazolin, and cefamandole were the most active inhibitory and bactericidal agents. Timed-kill analysis revealed a slow bactericidal effect, with significant declines in mean minimal bactericidal concentration values at 48 h versus 24 h. ...

journal_title：Antimicrobial agents and chemotherapy

authors： Bayer AS,Chow AW,Concepcion NF,Guze LB

更新日期：1979-07-01 00:00:00

abstract：:Mycoplasma hominis was highly susceptible to two new quinolones, with MICs for 90% of isolates tested of 0.004 micrograms/ml for WIN 57273 and 0.063 micrograms/ml for sparfloxacin, which were activities much greater than the 1 microgram/ml found for ofloxacin and tetracycline. Although Ureaplasma urealyticum was less ...

journal_title：Antimicrobial agents and chemotherapy

authors： Kenny GE,Cartwright FD

更新日期：1991-07-01 00:00:00

abstract：:We examined the effect of antibiotic treatment on establishment of intestinal colonization by Candida glabrata in adult mice. Subcutaneous ceftriaxone, piperacillin-tazobactam, clindamycin, and metronidazole promoted increased density of stool colonization, whereas cefepime, levofloxacin, and aztreonam did not. These ...

journal_title：Antimicrobial agents and chemotherapy

authors： Pultz NJ,Stiefel U,Ghannoum M,Helfand MS,Donskey CJ

更新日期：2005-01-01 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：:The human and veterinary disease complex known as African trypanosomiasis continues to inflict significant global morbidity, mortality, and economic hardship. Drug resistance and toxic side effects of old drugs call for novel and unorthodox strategies for new and safe treatment options. We designed methyltriazenyl pur...

journal_title：Antimicrobial agents and chemotherapy

authors： Rodenko B,Wanner MJ,Alkhaldi AA,Ebiloma GU,Barnes RL,Kaiser M,Brun R,McCulloch R,Koomen GJ,de Koning HP

更新日期：2015-11-01 00:00:00

abstract：:Biofilm production is an important step in the pathogenesis of Staphylococcus epidermidis polymer-associated infections and depends on the expression of the icaADBC operon leading to the synthesis of a polysaccharide intercellular adhesin. A chromosomally encoded reporter gene fusion between the ica promoter and the b...

journal_title：Antimicrobial agents and chemotherapy

authors： Rachid S,Ohlsen K,Witte W,Hacker J,Ziebuhr W

更新日期：2000-12-01 00:00:00

abstract：:The multiple-dose pharmacokinetics of amoxicillin (AM [administered twice daily in a 25-mg/kg of body weight intravenous dose]) in 17 preterm infants (11 males; gestational age, 29 +/- 1.9 weeks; birth weight, 1,175 +/- 278 g) were evaluated on day 3 of life. Blood samples were collected from an arterial catheter at 0...

journal_title：Antimicrobial agents and chemotherapy

authors： Huisman-de Boer JJ,van den Anker JN,Vogel M,Goessens WH,Schoemaker RC,de Groot R

更新日期：1995-02-01 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：: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：:A new rifampin resistance gene, arr-2, has been found in Pseudomonas aeruginosa. The ARR-2 protein shows 54% amino acid identity to the rifampin ADP-ribosylating transferase encoded by the arr gene from Mycobacterium smegmatis. This arr-2 gene is located on a gene cassette within a class I integron. ...

journal_title：Antimicrobial agents and chemotherapy

authors： Tribuddharat C,Fennewald M

更新日期：1999-04-01 00:00:00

abstract：:Twenty-one patients with serious infections involving anaerobic bacteria were treated with carbenicillin. Multiple anaerobes were involved in 8 cases, and in 10 cases, facultative anaerobes were also isolated. Bacteroides fragilis was isolated in 10 cases. Results were judged excellent in 7 cases, good in 8 cases, and...

journal_title：Antimicrobial agents and chemotherapy

authors： Swenson RM,Lorber B

更新日期：1976-06-01 00:00:00