Molecular cloning, sequence analysis, and heterologous expression of the phosphinothricin tripeptide biosynthetic gene cluster from Streptomyces viridochromogenes DSM 40736.

abstract：:Ampicillin, trimethoprim-sulfamethoxazole, mecillinam, nitrofurantoin, and ciprofloxacin mean resistance rates for 2,000 urinary tract isolates collected from outpatients across Canada in 1998 were 41.1, 19.2, 14.7, 5.0, and 1.8%, respectively. For Escherichia coli isolates alone (n = 1,681) comparable rates were 41. ...

journal_title：Antimicrobial agents and chemotherapy

authors： Zhanel GG,Karlowsky JA,Harding GK,Carrie A,Mazzulli T,Low DE,Hoban DJ

更新日期：2000-04-01 00:00:00

abstract：:Dengue fever is a severe, widespread, and neglected disease with more than 2 million diagnosed infections per year. The dengue virus NS2B/NS3 protease (PR) represents a prime target for rational drug design. At the moment, there are no clinical PR inhibitors (PIs) available. We have identified diaryl (thio)ethers as c...

journal_title：Antimicrobial agents and chemotherapy

authors： Wu H,Bock S,Snitko M,Berger T,Weidner T,Holloway S,Kanitz M,Diederich WE,Steuber H,Walter C,Hofmann D,Weißbrich B,Spannaus R,Acosta EG,Bartenschlager R,Engels B,Schirmeister T,Bodem J

更新日期：2015-02-01 00:00:00

abstract：:The in vitro activities of tedizolid and 10 antistaphylococcal agents were compared against 111 methicillin-resistant Staphylococcus aureus (MRSA) strains from 14 epidemiologically characterized groups. Tedizolid, tigecycline, and daptomycin were the most potent agents, with tedizolid 4-fold more potent than linezolid...

journal_title：Antimicrobial agents and chemotherapy

authors： Thomson KS,Goering RV

更新日期：2013-06-01 00:00:00

abstract：:We present a 31-year-old female who had undergone an allogeneic bone marrow transplantation and who was started on intravenous posaconazole for pulmonary mycosis while undergoing continuous venovenous hemofiltration (CVVH). We performed steady-state pharmacokinetic evaluations for both posaconazole and sulfobutylether...

journal_title：Antimicrobial agents and chemotherapy

authors： Morris AA,Mueller SW,Rower JE,Washburn T,Kiser TH

更新日期：2015-10-01 00:00:00

abstract：:The effects of trifluorothymidine (5-trifluoromethyl-2'-deoxyuridine, F3dThd) on the replication of three mouse cell lines, LM929, Ltk- (and LM929 derivative devoid of cytosolic deoxythymidine [dThd] kinase activity), and Ltk- c139 (a Ltk- derivative which expresses herpes simplex virus type 1-specified dThd kinase su...

journal_title：Antimicrobial agents and chemotherapy

authors： Wigdahl BL,Parkhurst JR

更新日期：1981-05-01 00:00:00

abstract：:Mannopeptimycins alpha, beta, gamma, delta, and epsilon are new cyclic glycopeptide antibiotics produced by Streptomyces hygroscopicus LL-AC98. Mannopeptimycins gamma, delta, and epsilon, which have an isovaleryl substitution at various positions on the terminal mannose of the disaccharide moiety, demonstrated moderat...

journal_title：Antimicrobial agents and chemotherapy

authors： Singh MP,Petersen PJ,Weiss WJ,Janso JE,Luckman SW,Lenoy EB,Bradford PA,Testa RT,Greenstein M

更新日期：2003-01-01 00:00:00

abstract：:A hemoglobin-supplemented medium composed of Columbia agar base supplemented with 1% hemoglobin and 1% Polyvitex was used to investigate the in vitro activity of 29 antimicrobial agents against Capnocytophaga species. Clindamycin was the most active agent, with all strains being inhibited by 0.06 microgram/ml or less....

journal_title：Antimicrobial agents and chemotherapy

authors： Rummens JL,Gordts B,Van Landuyt HW

更新日期：1986-11-01 00:00:00

abstract：:We developed a high-performance liquid chromatography (HPLC) assay to validate time-kill and postantifungal-effect (PAFE) experiments for voriconazole against Candida albicans, Candida glabrata, and Candida parapsilosis isolates. Voriconazole exerted prolonged fungistatic activity but no PAFE at concentrations achieva...

journal_title：Antimicrobial agents and chemotherapy

authors： Li Y,Nguyen MH,Derendorf H,Cheng S,Clancy CJ

更新日期：2007-08-01 00:00:00

abstract：:Comparative time-kill experiments with Staphylococcus aureus bacteriophage (phage) Sb-1 alone and phage-antibiotic combinations (PACs) against two methicillin-resistant S. aureus (MRSA) strains have shown synergy with both daptomycin-phage and vancomycin-phage combinations. PACs prevented development of phage resistan...

journal_title：Antimicrobial agents and chemotherapy

authors： Kebriaei R,Lev K,Morrisette T,Stamper KC,Abdul-Mutakabbir JC,Lehman SM,Morales S,Rybak MJ

更新日期：2020-06-23 00:00:00

abstract：:Histatin 5 (Hst 5) is a salivary human antimicrobial peptide that is toxic to the opportunistic yeast Candida albicans. Fungicidal activity of Hst 5 requires intracellular translocation and accumulation to a threshold concentration for it to disrupt cellular processes. Previously, we observed that total cytosolic leve...

journal_title：Antimicrobial agents and chemotherapy

authors： Li R,Kumar R,Tati S,Puri S,Edgerton M

更新日期：2013-04-01 00:00:00

abstract：:The rabbit kidney cell line LLC-RK1 was tested for its ability to discriminate the toxicities of six cephalosporin antibiotics according to their in vivo nephrotoxic potentials in rabbits. With the exception of cephalothin, which was markedly toxic to kidney cells in vitro, a good correlation between in vitro toxicity...

journal_title：Antimicrobial agents and chemotherapy

authors： Williams PD,Laska DA,Tay LK,Hottendorf GH

更新日期：1988-03-01 00:00:00

abstract：:Fluoroquinolone-resistant Escherichia coli isolates which overexpressed acrB and had a substitution at amino acid 45 of AcrR were complemented with wild-type acrR. Complementation led to increased sensitivity to ciprofloxacin and to ethidium bromide, suggesting that mutation at amino acid 45 of AcrR contributes to cip...

journal_title：Antimicrobial agents and chemotherapy

authors： Webber MA,Talukder A,Piddock LJ

更新日期：2005-10-01 00:00:00

abstract：:We report a case of accelerated metabolism of voriconazole during therapy for invasive pulmonary aspergillosis, resulting in subtherapeutic levels. Target voriconazole levels were restored with high dosages of voriconazole (up to 40 mg/kg of body weight/day) and the addition of cimetidine as a cytochrome P450 enzyme i...

journal_title：Antimicrobial agents and chemotherapy

authors： Moriyama B,Elinoff J,Danner RL,Gea-Banacloche J,Pennick G,Rinaldi MG,Walsh TJ

更新日期：2009-04-01 00:00:00

abstract：:The effects on Staphylococcus aureus viability and beta-lactamase activity of concentrations that simulated those in human serum after a combined dose of 875 mg of amoxicillin and 125 mg of clavulanic acid were studied in an in vitro pharmacodynamic model. Six hours of preexposure to concentrations of the amoxicillin-...

journal_title：Antimicrobial agents and chemotherapy

authors： Aguilar L,Martín M,Balcabao IP,Gómez-Lus ML,Dal-Ré R,Prieto J

更新日期：1997-06-01 00:00:00

abstract：:Two patients (patients A and B) infected with Salmonella typhimurium failed ciprofloxacin therapy, and the posttherapy isolates had reduced susceptibilities to quinolones; 6 of 11 isolates from patient B were also cross-resistant to chemically unrelated agents. No transferable resistance, chloramphenicol-acetylating e...

journal_title：Antimicrobial agents and chemotherapy

authors： Piddock LJ,Griggs DJ,Hall MC,Jin YF

更新日期：1993-04-01 00:00:00

abstract：:Lamivudine [beta-L-(-)-2',3'-dideoxy-3'-thiacytidine] is a potent inhibitor of hepadnavirus replication and is used both to treat chronic hepatitis B virus (HBV) infections and to prevent reinfection of transplanted livers. Unfortunately, lamivudine-resistant HBV variants do arise during prolonged therapy, indicating ...

journal_title：Antimicrobial agents and chemotherapy

authors： Walters KA,Tipples GA,Allen MI,Condreay LD,Addison WR,Tyrrell L

更新日期：2003-06-01 00:00:00

abstract：:The activity of DX-619 was evaluated against 376 anaerobic isolates using the reference CLSI agar dilution method. Overall, 90% of the strains were susceptible to DX-619 at < or =1 microg/ml. It was more active than the other four compounds tested except for meropenem, which showed virtually identical overall activity...

journal_title：Antimicrobial agents and chemotherapy

authors： Molitoris D,Väisänen ML,Bolaños M,Finegold SM

更新日期：2006-05-01 00:00:00

abstract：:The susceptibilities of a range of gram-positive and gram-negative microbial pathogens to clofazimine and its analog B669 (0.1 to 32 micrograms/ml), as well as the effects of these agents on membrane phospholipid metabolism in Staphylococcus aureus and Escherichia coli, have been investigated in vitro. Gram-positive b...

journal_title：Antimicrobial agents and chemotherapy

authors： Van Rensburg CE,Jooné GK,O'Sullivan JF,Anderson R

更新日期：1992-12-01 00:00:00

abstract：:Prolonged antimicrobial therapy is recommended for methicillin-susceptible Staphylococcus aureus (MSSA) bone and joint infections (BJI), but its safety profile and risk factors for severe adverse events (SAE) in clinical practice are unknown. We addressed these issues in a retrospective cohort study (2001 to 2011) ana...

journal_title：Antimicrobial agents and chemotherapy

authors： Valour F,Karsenty J,Bouaziz A,Ader F,Tod M,Lustig S,Laurent F,Ecochard R,Chidiac C,Ferry T,Lyon BJI Study Group.

更新日期：2014-01-01 00:00:00

abstract：:Quinazoline-2,4-diones, such as PD 0305970, are new DNA gyrase and topoisomerase IV (topo IV) inhibitors with potent activity against gram-positive pathogens, including quinolone-resistant isolates. The mechanistic basis of dione activity vis-à-vis quinolones is not understood. We present evidence for Streptococcus pn...

journal_title：Antimicrobial agents and chemotherapy

authors： Pan XS,Gould KA,Fisher LM

更新日期：2009-09-01 00:00:00

abstract：:Klebsiella pneumoniae carbapenemase (KPC)-producing Enterobacteriaceae have emerged as major nosocomial pathogens. bla(KPC), commonly located on Tn4401, is found in Gram-negative bacterial strains, with the two most common variants, bla(KPC-2) and bla(KPC-3), identified in plasmids with diverse genetic backgrounds. In...

journal_title：Antimicrobial agents and chemotherapy

authors： Chen L,Chavda KD,Fraimow HS,Mediavilla JR,Melano RG,Jacobs MR,Bonomo RA,Kreiswirth BN

更新日期：2013-01-01 00:00:00

abstract：:Sublethal doses of vincristine (VNC) and bacterial lipopolysaccharide (LPS) administered simultaneously to adult male mice resulted in markedly enhanced mortality. All of 10 strains of Pseudomonas aeruginosa tested, 4 of 7 strains of Bacteroides, and 6 of 10 strains of Listeria monocytogenes were able to substitute fo...

journal_title：Antimicrobial agents and chemotherapy

authors： Munson AE,Drummond DC,Adams AC,Bradley SG

更新日期：1976-05-01 00:00:00

abstract：:Propolis, a resinous bee product, has been shown to inhibit the growth of oral microorganisms and the activity of bacterium-derived glucosyltransferases (GTFs). Several compounds, mainly polyphenolics, have been identified in this natural product. The present study evaluated the effects of distinct chemical groups fou...

journal_title：Antimicrobial agents and chemotherapy

authors： Koo H,Rosalen PL,Cury JA,Park YK,Bowen WH

更新日期：2002-05-01 00:00:00

abstract：:It has previously been shown that overexpression of the CdMDR1 gene is a major contributor to resistance in fluconazole-resistant isolates of Candida dubliniensis. However, since CdMdr1p does not mediate transport of other azole drugs such as itraconazole, we investigated the molecular mechanisms of stable resistance ...

journal_title：Antimicrobial agents and chemotherapy

authors： Pinjon E,Moran GP,Jackson CJ,Kelly SL,Sanglard D,Coleman DC,Sullivan DJ

更新日期：2003-08-01 00:00:00

abstract：:The effects of binding and the bactericidal action of vancomycin on the arrangement and mobilities of cell wall polymers in Bacillus licheniformis were investigated by (15)N nuclear magnetic resonance spectroscopy. The bactericidal action of vancomycin led to reduced mobilities of cell wall teichoic acid and teichuron...

journal_title：Antimicrobial agents and chemotherapy

authors： Irving CS,Lapidot A

更新日期：1978-11-01 00:00:00

abstract：:The influence of five antibiotics (netilmicin, ceftriaxone, cefepime, fleroxacin, and ciprofloxacin) on capsular polysaccharide distribution and on opsonophagocytosis by human polymorphonuclear leukocytes of unencapsulated and encapsulated Escherichia coli strains was studied. Unencapsulated E. coli strains were readi...

journal_title：Antimicrobial agents and chemotherapy

authors： Raponi G,Keller N,Overbeek BP,Rozenberg-Arska M,van Kessel KP,Verhoef J

更新日期：1990-02-01 00:00:00

abstract：:Omadacycline is an effective therapy for community-acquired bacterial pneumonia (CABP). Given its potent activity against methicillin-susceptible Staphylococcus aureus (MSSA) and methicillin-resistant S. aureus (MRSA), we sought to determine the pharmacodynamic activity and target pharmacokinetic/pharmacodynamic (PK/P...

journal_title：Antimicrobial agents and chemotherapy

authors： Lepak AJ,Zhao M,Marchillo K,VanHecker J,Andes DR

更新日期：2020-01-27 00:00:00

abstract：:To assess the potential for the induction of antimicrobial resistance following repeated subinhibitory exposures to the combination minocycline (MIN), rifampin (RIF), and chlorhexidine (CHX), a total of 29 clinical microbial pathogenic isolates were repeatedly exposed to subinhibitory concentrations of MIN, RIF, and C...

journal_title：Antimicrobial agents and chemotherapy

authors： Rosenblatt J,Vargas-Cruz N,Reitzel RA,Raad II

更新日期：2019-04-25 00:00:00

abstract：:To determine if saquinavir mesylate (saquinavir) is a substrate of human multidrug resistance-associated protein 1 (hMRP1 [ABCC1]) or hMRP2 (cMOAT, or ABCC2), MDCKII cells that overexpress either hMRP1 (MDCKII-MRP1) or hMRP2 (MDCKII-MRP2) were used to investigate saquinavir's cytotoxicity and transport in comparison w...

journal_title：Antimicrobial agents and chemotherapy

authors： Williams GC,Liu A,Knipp G,Sinko PJ

更新日期：2002-11-01 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