Moraxella Species as Potential Sources of MCR-Like Polymyxin Resistance Determinants.

abstract：:Vancomycin has been associated with acute kidney injury in preclinical and clinical settings; however, the precise exposure profiles associated with vancomycin-induced acute kidney injury have not been defined. We sought to determine pharmacokinetic/pharmacodynamics indices associated with the development of acute kid...

journal_title：Antimicrobial agents and chemotherapy

authors： O'Donnell JN,Rhodes NJ,Lodise TP,Prozialeck WC,Miglis CM,Joshi MD,Venkatesan N,Pais G,Cluff C,Lamar PC,Briyal S,Day JZ,Gulati A,Scheetz MH

更新日期：2017-10-24 00:00:00

abstract：:Using an isogenic system, we have determined the impact that the four promoters known to control bla(TEM) gene expression have on beta-lactamase activity. For both TEM-1 and TEM-30, this activity gradually increased in relation to the presence of promoters P3, Pa/Pb, and P4 upstream of the corresponding gene. Promoter...

journal_title：Antimicrobial agents and chemotherapy

authors： Lartigue MF,Leflon-Guibout V,Poirel L,Nordmann P,Nicolas-Chanoine MH

更新日期：2002-12-01 00:00:00

abstract：:The antimicrobial treatment of multidrug-resistant (MDR) Acinetobacter baumannii infections has become a great challenge for medical staff all over the world. Increasing numbers of MDR A. baumannii infections have been identified and reported, but effective clinical treatments for them are decreasing. The objective of...

journal_title：Antimicrobial agents and chemotherapy

authors： Bai Y,Liu B,Wang T,Cai Y,Liang B,Wang R,Liu Y,Wang J

更新日期：2015-03-01 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：:Botulism is caused by botulinum neurotoxin (BoNT), the most poisonous substance known. BoNTs are also classified as Tier 1 biothreat agents due to their high potency and lethality. The existence of seven BoNT serotypes (A-G), which differ between 35% to 68% in amino acid sequence, necessitates the development of serot...

journal_title：Antimicrobial agents and chemotherapy

authors： Snow DM,Riling K,Kimbler A,Espinoza Y,Wong D,Pham K,Martinez Z,Kraus CN,Conrad F,Garcia-Rodriguez C,Cobb RR,Marks JD,Tomic MT

更新日期：2019-10-07 00:00:00

abstract：:The spectrum of human immunodeficiency virus type 1 (HIV-1) protease and reverse transcriptase (RT) mutations selected by antiretroviral (ARV) drugs requires ongoing reassessment as ARV treatment patterns evolve and increasing numbers of protease and RT sequences of different viral subtypes are published. Accordingly,...

journal_title：Antimicrobial agents and chemotherapy

authors： Shahriar R,Rhee SY,Liu TF,Fessel WJ,Scarsella A,Towner W,Holmes SP,Zolopa AR,Shafer RW

更新日期：2009-11-01 00:00:00

abstract：:Interactions between bacterial biofilms formed by Pseudomonas aeruginosa and clarithromycin, a macrolide having no anti-P. aeruginosa activity, were investigated. P. aeruginosa incubated for 10 days on membrane filters formed biofilms on the surfaces of the filters. The biofilms were characterized by dense colonizatio...

journal_title：Antimicrobial agents and chemotherapy

authors： Yasuda H,Ajiki Y,Koga T,Kawada H,Yokota T

更新日期：1993-09-01 00:00:00

abstract：:Bloodstream infection (BSI) due to multidrug-resistant Klebsiella is associated with high rates of morbidity and mortality. The aim of this study was to identify predictors of in-hospital mortality among patients with BSI due to ceftazidime-resistant (CAZ-R) Klebsiella pneumoniae at a tertiary care medical center. Pat...

journal_title：Antimicrobial agents and chemotherapy

authors： Anderson DJ,Engemann JJ,Harrell LJ,Carmeli Y,Reller LB,Kaye KS

更新日期：2006-05-01 00:00:00

abstract：:2',3'-Dideoxyadenosine (DDA) was shown not only to possess antibacterial activity in vitro against a variety of Enterobacteriaceae, but also to be effective in vivo, DDA was active in experimental mouse infections by the oral route against 5 Salmonella strains, 2 of 3 Arizona strains, 5 of 7 Citrobacter strains, 3 of ...

journal_title：Antimicrobial agents and chemotherapy

authors： Beskid G,Eskin B,Cleeland R,Siebelist J,Cappetta A,Hill AD,Geiger RH

更新日期：1981-03-01 00:00:00

abstract：:The inactivation of virus-contaminated nonporous inanimate surfaces was investigated using adenovirus type 8, a common cause of epidemic keratoconjunctivitis. A 10-microl inoculum of adenovirus was placed onto each stainless steel disk (1-cm diameter), and the inoculum was allowed to air dry for 40 min. Twenty-one dif...

journal_title：Antimicrobial agents and chemotherapy

authors： Rutala WA,Peacock JE,Gergen MF,Sobsey MD,Weber DJ

更新日期：2006-04-01 00:00:00

abstract：:The present study examined the efficacy of using multiple mechanisms as part of a topical microbicide to inactivate herpes simplex virus (HSV) by combining theaflavin-3,3'-digallate (TF-3) and lactic acid (LA) over the pH range of 4.0 to 5.7 to mimic conditions in the female reproductive tract. Six clinical isolates o...

journal_title：Antimicrobial agents and chemotherapy

authors： Isaacs CE,Xu W

更新日期：2013-08-01 00:00:00

abstract：:The mecillinam resistance of Escherichia coli K-12 mutants deficient in the enzyme responsible for the synthesis of adenosine 3',5'-monophosphate, adenylate cyclase, has been investigated. The results suggest that resistance to this antibiotic may be a consequence of the slow growth rate of these mutants rather than a...

journal_title：Antimicrobial agents and chemotherapy

authors： Scott NW,Harwood CR

更新日期：1981-04-01 00:00:00

abstract：:Unlike mammalian cells, malarial parasites lack the enzymes to salvage preformed pyrimidines. For this reason, a combination of a thymidylate synthase inhibitor and the nucleoside thymidine should provide selective antimalarial activity even in the absence of any known active site differences between malarial and mamm...

journal_title：Antimicrobial agents and chemotherapy

authors： Rathod PK,Reshmi S

更新日期：1994-03-01 00:00:00

abstract：:Automated DNA sequencing was used to analyze the oxyR-ahpC region in 229 Mycobacterium tuberculosis complex isolates recently recovered from diseased humans and animals. The entire 1,221-bp region was studied in 118 isolates, and 111 other isolates were sequenced for oxyR, ahpC, or the 105-bp oxyR-ahpC intergenic regi...

journal_title：Antimicrobial agents and chemotherapy

authors： Sreevatsan S,Pan X,Zhang Y,Deretic V,Musser JM

更新日期：1997-03-01 00:00:00

abstract：:BMS-207147, Sch 56592, and voriconazole are three new investigational triazoles with broad-spectrum antifungal activity. The in vitro activities of these three agents were compared with those of itraconazole and fluconazole against 1,300 bloodstream isolates of Candida species obtained from over 50 different medical c...

journal_title：Antimicrobial agents and chemotherapy

authors： Pfaller MA,Messer SA,Hollis RJ,Jones RN,Doern GV,Brandt ME,Hajjeh RA

更新日期：1998-12-01 00:00:00

abstract：:Identifying and understanding potential drug-drug interactions (DDIs) are vital for the treatment of human immunodeficiency virus type 1 (HIV-1) infection. This article discusses DDIs between doravirine, a nonnucleoside reverse transcriptase inhibitor (NNRTI), and cytochrome P450 3A (CYP3A) substrates and drugs that m...

journal_title：Antimicrobial agents and chemotherapy

authors： Khalilieh SG,Yee KL,Sanchez RI,Fan L,Anderson MS,Sura M,Laethem T,Rasmussen S,van Bortel L,van Lancker G,Iwamoto M

更新日期：2019-04-25 00:00:00

abstract：:The pharmacokinetics and tolerability of a new parenteral carbapenem antibiotic, biapenem (L-627), were studied in healthy elderly volunteers aged 65 to 74 years (71.6 +/- 2.7 years [mean +/- standard deviation], n = 5; group B) and > or = 75 years (77.8 +/- 1.9 years, n = 5; group C), following single intravenous dos...

journal_title：Antimicrobial agents and chemotherapy

authors： Kozawa O,Uematsu T,Matsuno H,Niwa M,Takiguchi Y,Matsumoto S,Minamoto M,Niida Y,Yokokawa M,Nagashima S,Kanamaru M

更新日期：1998-06-01 00:00:00

abstract：:A combination of 3 g of ticarcillin and 200 mg of clavulanic acid was administered intravenously to six healthy male volunteers, after which the concentrations of these agents in serum and blister fluid were measured. The ratio of the two drugs in serum varied from 15:1 (ticarcillin-clavulanic acid) at the time of adm...

journal_title：Antimicrobial agents and chemotherapy

authors： Bennett S,Wise R,Weston D,Dent J

更新日期：1983-06-01 00:00:00

abstract：:A rapid microbiological assay for chlorhydroxyquinoline is described. It is a turbidimetric procedure that uses Streptococcus faecalis as the test organism. Results are available within 5 h. Data are presented to show the advantages of using a cryogenically stored inoculum over an inoculum prepared on a daily basis. ...

journal_title：Antimicrobial agents and chemotherapy

authors： Cosgrove RF

更新日期：1977-05-01 00:00:00

abstract：:Accurate assessment of the risk factors for colonization with vancomycin-resistant enterococci (VRE) among high-risk patients is often confounded by nosocomial VRE transmission. We undertook a 15-month prospective cohort study of adults admitted to high-risk units (hematology, renal, transplant, and intensive care) in...

journal_title：Antimicrobial agents and chemotherapy

authors： Padiglione AA,Wolfe R,Grabsch EA,Olden D,Pearson S,Franklin C,Spelman D,Mayall B,Johnson PD,Grayson ML

更新日期：2003-08-01 00:00:00

abstract：:Telavancin displays potent in vitro and in vivo activity against methicillin-resistant Staphylococcus aureus (MRSA), including strains with reduced susceptibility to vancomycin. We compared the efficacies of telavancin and vancomycin against MRSA strains with vancomycin MICs of ≥1 μg/ml in a neutropenic murine lung in...

journal_title：Antimicrobial agents and chemotherapy

authors： Crandon JL,Kuti JL,Nicolau DP

更新日期：2010-12-01 00:00:00

abstract：:We report the first description of the metallo-β-lactamase VIM-31, a new variant of VIM-2 with Tyr224His and His252Arg mutations, in Enterobacter cloacae 11236, which was isolated from blood specimens of a patient with colonic adenocarcinoma in Belgium. bla(VIM-31) was found on a class 1 integron located on a self-tra...

journal_title：Antimicrobial agents and chemotherapy

authors： Bogaerts P,Bebrone C,Huang TD,Bouchahrouf W,Degheldre Y,Deplano A,Hoffmann K,Glupczynski Y

更新日期：2012-06-01 00:00:00

abstract：:Mefloquine is widely used in combination with artemisinin derivatives for the treatment of falciparum malaria. Mefloquine resistance in Plasmodium falciparum has been related to increased copy numbers of multidrug-resistant gene 1 (pfmdr1). We studied the ex vivo dynamics of pfmdr1 gene amplification in culture-adapte...

journal_title：Antimicrobial agents and chemotherapy

authors： Preechapornkul P,Imwong M,Chotivanich K,Pongtavornpinyo W,Dondorp AM,Day NP,White NJ,Pukrittayakamee S

更新日期：2009-04-01 00:00:00

abstract：:Heat shock protein 90 (Hsp90) is an essential chaperone involved in the fungal stress response that can be harnessed as a novel antifungal target for the treatment of invasive aspergillosis. We previously showed that genetic repression of Hsp90 reduced Aspergillus fumigatus virulence and potentiated the effect of the ...

journal_title：Antimicrobial agents and chemotherapy

authors： Lamoth F,Juvvadi PR,Soderblom EJ,Moseley MA,Asfaw YG,Steinbach WJ

更新日期：2014-01-01 00:00:00

abstract：:Conventional therapy for human cytomegalovirus (CMV) relies on inhibition of the viral DNA polymerase. Ganciclovir (GCV) is the first-line therapy, but when GCV-resistant strains emerge, alternative therapies are extremely limited and are associated with significant toxicities. Combination of anti-CMV agents that act ...

journal_title：Antimicrobial agents and chemotherapy

authors： Cai H,Kapoor A,He R,Venkatadri R,Forman M,Posner GH,Arav-Boger R

更新日期：2014-01-01 00:00:00

abstract：:Zika virus (ZIKV) has been linked to the development of microcephaly in newborns, as well as Guillain-Barré syndrome. There are currently no drugs available to treat ZIKV infection, and accordingly, there is an unmet medical need for the discovery of new therapies. High-throughput drug screening efforts focusing on in...

journal_title：Antimicrobial agents and chemotherapy

authors： Bernatchez JA,Yang Z,Coste M,Li J,Beck S,Liu Y,Clark AE,Zhu Z,Luna LA,Sohl CD,Purse BW,Li R,Siqueira-Neto JL

更新日期：2018-09-24 00:00:00

abstract：:We have recently reported an influenza virus neuraminidase inhibitor, RWJ-270201 (BCX-1812), a novel cyclopentane derivative discovered through structure-based drug design. In this paper, we compare the potency of three compounds, RWJ-270201, oseltamivir, and zanamivir, against neuraminidase enzymes from various subty...

journal_title：Antimicrobial agents and chemotherapy

authors： Bantia S,Parker CD,Ananth SL,Horn LL,Andries K,Chand P,Kotian PL,Dehghani A,El-Kattan Y,Lin T,Hutchison TL,Montgomery JA,Kellog DL,Babu YS

更新日期：2001-04-01 00:00:00

abstract：:Our mutagenesis study has investigated all amino acid mutations in the penicillin-binding domain of PBP 1A from Hungarian pneumococcal isolate 3191 to determine the importance of every mutation in the development of penicillin and cefotaxime resistance. Our data reveal that mutations at amino acid positions 574 to 577...

journal_title：Antimicrobial agents and chemotherapy

authors： Smith AM,Klugman KP

更新日期：2003-01-01 00:00:00

abstract：:In 2002, the first two clinical isolates of vancomycin-resistant Staphylococcus aureus (VRSA) containing vanA were recovered in Michigan and Pennsylvania. Tn1546, a mobile genetic element that encodes high-level vancomycin resistance in enterococci, was present in both isolates. With PCR and DNA sequence analysis, we ...

journal_title：Antimicrobial agents and chemotherapy

authors： Clark NC,Weigel LM,Patel JB,Tenover FC

更新日期：2005-01-01 00:00:00

abstract：:Chryseobacterium gleum (previously included in the Flavobacterium IIb species) is a gram-negative aerobe that is a source of nosocomial infections. An Ambler class B beta-lactamase gene was cloned and expressed in Escherichia coli from reference strain C. gleum CIP 103039 that had reduced susceptibility to expanded-sp...

journal_title：Antimicrobial agents and chemotherapy

authors： Bellais S,Naas T,Nordmann P

更新日期：2002-09-01 00:00:00