Antibiotic biosynthesis by cofermentation of blocked mutants of two Micromonospora species.

abstract：:Eltrombopag is an orally bioavailable thrombopoietin receptor agonist approved for the treatment of thrombocytopenia associated with chronic immune (idiopathic) thrombocytopenic purpura and chronic hepatitis C virus (HCV) infection. This study evaluated the potential drug-drug interactions between eltrombopag and the ...

journal_title：Antimicrobial agents and chemotherapy

authors： Wire MB,Fang L,Hussaini A,Kleha JF,Theodore D

更新日期：2014-11-01 00:00:00

abstract：:Concentration-QTc modeling was applied to pretomanid, a new nitroimidazooxazine antituberculosis drug. Data came from eight phase 2 and phase 3 studies. Besides pretomanid alone, various combinations with bedaquiline, linezolid, moxifloxacin, and pyrazinamide were considered; special attention was given to the bedaqui...

journal_title：Antimicrobial agents and chemotherapy

authors： Li H,Salinger DH,Everitt D,Li M,Del Parigi A,Mendel C,Nedelman JR

更新日期：2019-09-23 00:00:00

abstract：:The basis of bactericidal versus bacteriostatic action of antibiotics and the mechanism of bacterial cell death are largely unknown. Related to this important issue is the essential invulnerability to killing of persisters: cells forming a small subpopulation largely responsible for the recalcitrance of biofilms to ch...

journal_title：Antimicrobial agents and chemotherapy

authors： Kaldalu N,Mei R,Lewis K

更新日期：2004-03-01 00:00:00

abstract：:A mixed culture of an hypermutable hexA Streptococcus pneumoniae mutant strain and its hexA(+) isogenic ancestor was challenged with low cefotaxime concentrations. Despite identical original cefotaxime MICs, the hexA mutant population was significantly selected at very low concentrations, and all of the tested selecte...

journal_title：Antimicrobial agents and chemotherapy

authors： Negri MC,Morosini MI,Baquero MR,del Campo R,Blázquez J,Baquero F

更新日期：2002-02-01 00:00:00

abstract：:The effects of sub-MICs of certain antibiotics, namely, penicillin G, tetracycline, and trimethoprim-sulfamethoxazole, on the cell surface characteristics and the virulences of two toxigenic isolates of Pasteurella multocida representing capsular types A and D were evaluated. Expression of proteins, in particular, out...

journal_title：Antimicrobial agents and chemotherapy

authors： Lebrun A,Caya M,Jacques M

更新日期：1992-10-01 00:00:00

abstract：:Chronic periodontitis is one of the most prevalent human diseases and is caused by dysbiosis of the subgingival microbiota. Treatment involves primarily mechanical disruption of subgingival biofilms and, in certain cases, adjunctive use of systemic antibiotic therapy. In vitro biofilm models have been developed to stu...

journal_title：Antimicrobial agents and chemotherapy

authors： Soares GM,Teles F,Starr JR,Feres M,Patel M,Martin L,Teles R

更新日期：2015-05-01 00:00:00

abstract：:Violacein is a violet pigment extracted from the gram-negative bacterium Chromobacterium violaceum. It presents bactericidal, tumoricidal, trypanocidal, and antileishmanial activities. We show that micromolar concentrations efficiently killed chloroquine-sensitive and -resistant Plasmodium falciparum strains in vitro;...

journal_title：Antimicrobial agents and chemotherapy

authors： Lopes SC,Blanco YC,Justo GZ,Nogueira PA,Rodrigues FL,Goelnitz U,Wunderlich G,Facchini G,Brocchi M,Duran N,Costa FT

更新日期：2009-05-01 00:00:00

abstract：:BAL fluid samples from critically ill patients shared a rate of 29% false-positive galactomannan results. We aimed to determine whether Candida species abundance in BAL fluid causes galactomannan (GM) positivity. A total of 89 Candida culture-positive BAL fluid samples from patients without suspicion of invasive asper...

journal_title：Antimicrobial agents and chemotherapy

authors： Aigner M,Wanner M,Kreidl P,Lass-Flörl C,Lackner M

更新日期：2019-05-24 00:00:00

abstract：:A series of [(aryl)arylsufanylmethyl]pyridines (AASMP) have been synthesized. These compounds inhibited hemozoin formation, formed complexes (K(D) = 12 to 20 muM) with free heme (ferriprotoporphyrin IX) at a pH close to the pH of the parasite food vacuole, and exhibited antimalarial activity in vitro. The inhibition o...

journal_title：Antimicrobial agents and chemotherapy

authors： Kumar S,Das SK,Dey S,Maity P,Guha M,Choubey V,Panda G,Bandyopadhyay U

更新日期：2008-02-01 00:00:00

abstract：:Serial passage of Pseudomonas aeruginosa ATCC 27853 or Escherichia coli ATCC 25922 on agar with subinhibitory concentrations of norfloxacin rapidly produced isolates with minimal inhibitory concentrations (MICs) of norfloxacin up to 512-fold higher than that for the original strain. Although MICs of seven unrelated an...

journal_title：Antimicrobial agents and chemotherapy

authors： Tenney JH,Maack RW,Chippendale GR

更新日期：1983-01-01 00:00:00

abstract：:Zika virus (ZIKV), a flavivirus transmitted by mosquitoes, was an almost neglected pathogen until its introduction in the Americas in 2015 and its subsequent explosive spread throughout the continent, where it has infected millions of people. The virus has caused social and sanitary alarm, mainly due to its associatio...

journal_title：Antimicrobial agents and chemotherapy

authors： Saiz JC,Martín-Acebes MA

更新日期：2017-05-24 00:00:00

abstract：:Two genes (rpsL and rrs) with mutations associated with streptomycin resistance in Mycobacterium tuberculosis were characterized in 78 streptomycin-resistant and 61 streptomycin-susceptible isolates recovered from patients living in the United States, South America, Europe, Africa, and Asia. Fifty-four percent of the ...

journal_title：Antimicrobial agents and chemotherapy

authors： Sreevatsan S,Pan X,Stockbauer KE,Williams DL,Kreiswirth BN,Musser JM

更新日期：1996-04-01 00:00:00

abstract：:2'-Deoxy-2'-fluorocytidine (FdC) is a potent inhibitor of the hepatitis C virus RNA replicon in culture, and FdC-5'-triphosphate is an effective inhibitor of the NS5B polymerase. Dynamic profiling of cell growth in an antiviral assay showed that FdC caused cytostasis due to an S-phase arrest. These observations demons...

journal_title：Antimicrobial agents and chemotherapy

authors： Stuyver LJ,McBrayer TR,Whitaker T,Tharnish PM,Ramesh M,Lostia S,Cartee L,Shi J,Hobbs A,Schinazi RF,Watanabe KA,Otto MJ

更新日期：2004-02-01 00:00:00

abstract：:Using 98 clinical methicillin-susceptible Staphylococcus aureus isolates of known beta-lactamase (Bla) type, we found a pronounced inoculum effect for cephalexin (mostly Bla type A and C strains), a mild inoculum effect for cephalothin (especially types B and C), and no inoculum effects for ceftriaxone and cefuroxime....

journal_title：Antimicrobial agents and chemotherapy

authors： Nannini EC,Stryjewski ME,Singh KV,Rude TH,Corey GR,Fowler VG Jr,Murray BE

更新日期：2010-05-01 00:00:00

abstract：:Endogenous nitric oxide (NO) has antimycobacterial properties. We tested the hypothesis that exogenous (inhaled) NO can be safely delivered and can accelerate airway disinfection for pulmonary tuberculosis patients treated with standard therapy. Exogenous NO administered at 80 ppm for 72 h can be safely delivered but ...

journal_title：Antimicrobial agents and chemotherapy

authors： Long R,Jones R,Talbot J,Mayers I,Barrie J,Hoskinson M,Light B

更新日期：2005-03-01 00:00:00

abstract：:The global control of tuberculosis (TB) is at risk by the spread of multidrug-resistant TB (MDR TB). Treatment of MDR TB is lengthy and involves injected drugs, such as capreomycin, that have severe side effects. It was previously reported that a single daily dose of inhaled capreomycin had a positive effect on the ba...

journal_title：Antimicrobial agents and chemotherapy

authors： Garcia-Contreras L,Muttil P,Fallon JK,Kabadi M,Gerety R,Hickey AJ

更新日期：2012-05-01 00:00:00

abstract：:Berberine sulfate is an alkaloid extracted from the roots and bark of various plants and possesses antibacterial, antifungal, and antiprotozoal activities. Most studies have focused on the bacteriostatic or bactericidal activities of this compound. In this study, we report that berberine sulfate is bacteriostatic for ...

journal_title：Antimicrobial agents and chemotherapy

authors： Sun D,Courtney HS,Beachey EH

更新日期：1988-09-01 00:00:00

abstract：:The effect of foscarnet against human immunodeficiency virus (HIV) was evaluated in nine HIV-infected individuals; six completed 28 days of induction therapy. The overall mean increase in CD4+ lymphocytes was 64 cells per mm3. The mean decline in the HIV antigen concentration was 108 pg/ml (P = 0.03), and suppression ...

journal_title：Antimicrobial agents and chemotherapy

authors： Fletcher CV,Collier AC,Rhame FS,Bennett D,Para MF,Beatty CC,Jones CE,Balfour HH Jr

更新日期：1994-03-01 00:00:00

abstract：:Our aim was to assess the effect of miconazole oral gel on the pharmacokinetics of oral oxycodone. In an open crossover study with two phases, 12 healthy volunteers took a single oral dose of 10 mg of immediate-release oxycodone with or without thrice-daily 85-mg miconazole oral gel treatment. The plasma concentration...

journal_title：Antimicrobial agents and chemotherapy

authors： Grönlund J,Saari TI,Hagelberg N,Neuvonen PJ,Olkkola KT,Laine K

更新日期：2011-03-01 00:00:00

abstract：:The polymorphic fungus Candida albicans is one of the most versatile opportunistic pathogens in humans. Many organs of the human body are potential targets for infection by this pathogen, but infection is commonly localized in the gastrointestinal tract, an environment providing anaerobic growth conditions. We describ...

journal_title：Antimicrobial agents and chemotherapy

authors： Dumitru R,Hornby JM,Nickerson KW

更新日期：2004-07-01 00:00:00

abstract：:Cefoxitin resistance, but not resistance to clindamycin, erythromycin, lincomycin, or tetracycline, was transferred by a conjugation-like process from Bacteroides thetaiotaomicron UN101, a clinical isolate haboring four kinds of plasmids, to other Bacteroides species. Of a sample of 20 cefoxitin-resistant transconjuga...

journal_title：Antimicrobial agents and chemotherapy

authors： Rashtchian A,Dubes GR,Booth SJ

更新日期：1982-10-01 00:00:00

abstract：:A total of 104 carbapenemase (serine- and metallo-beta-lactamase [MbetaL])-producing strains of the Enterobacteriaceae family collected from 2000 to 2005 in medical centers distributed worldwide were tested against tigecycline and 25 comparators by reference broth microdilution methods. The most frequent carbapenemase...

journal_title：Antimicrobial agents and chemotherapy

authors： Castanheira M,Sader HS,Deshpande LM,Fritsche TR,Jones RN

更新日期：2008-02-01 00:00:00

abstract：:Condensins play a key role in the global organization of bacterial chromosomes. In Escherichia coli, the inactivation of its sole condensin MukBEF induces severe growth defects and renders cells hypersusceptible to novobiocin. We report here that this hypersusceptibility can be observed in TolC-deficient cells and is ...

journal_title：Antimicrobial agents and chemotherapy

authors： Petrushenko ZM,Zhao H,Zgurskaya HI,Rybenkov VV

更新日期：2016-04-22 00:00:00

abstract：:VT-1161 and VT-1598 are promising investigational tetrazole antifungals that have shown in vitro and in vivo activity against Candida and other fungi. Candida glabrata is a problematic opportunistic pathogen that is associated with high mortality in invasive infection, as well as both intrinsic and rapidly acquired an...

journal_title：Antimicrobial agents and chemotherapy

authors： Nishimoto AT,Whaley SG,Wiederhold NP,Zhang Q,Yates CM,Hoekstra WJ,Schotzinger RJ,Garvey EP,Rogers PD

更新日期：2019-09-23 00:00:00

abstract：:In a retrospective review of 24 patients with histoplasmosis, blastomycosis, or coccidioidomycosis treated with voriconazole (most for salvage therapy), the outcome was favorable (improved or stable) for 22 (95.8%) within 2 months of starting voriconazole and for 20 (83.3%) at the last follow-up. Prospective studies a...

journal_title：Antimicrobial agents and chemotherapy

authors： Freifeld A,Proia L,Andes D,Baddour LM,Blair J,Spellberg B,Arnold S,Lentnek A,Wheat LJ

更新日期：2009-04-01 00:00:00

abstract：:While the neuraminidase (NA) inhibitor oseltamivir is currently our first line of defense against a pandemic threat, there is little information about whether in vitro testing can predict the in vivo effectiveness of antiviral treatment. Using a panel of five H5N1 influenza viruses (H5 clades 1 and 2), we determined t...

journal_title：Antimicrobial agents and chemotherapy

authors： Govorkova EA,Ilyushina NA,McClaren JL,Naipospos TS,Douangngeun B,Webster RG

更新日期：2009-07-01 00:00:00

abstract：:Active efflux confers intrinsic resistance to multiple antibiotics in Pseudomonas aeruginosa, including old disused molecules. Beside resistance, intracellular survival is another reason for failure to eradicate bacteria with antibiotics. We evaluated the capacity of polyaminoisoprenyl potentiators (designed as efflux...

journal_title：Antimicrobial agents and chemotherapy

authors： Wang GW,Brunel JM,Bolla JM,Van Bambeke F

更新日期：2020-12-14 00:00:00

abstract：:Invasive fungal diseases are generally difficult to treat and often fatal. The therapeutic agents available to treat fungi are limited, and there is a critical need for new agents to combat these deadly infections. Antifungal compound development has been hindered by the challenge of creating agents that are highly ac...

journal_title：Antimicrobial agents and chemotherapy

authors： Rank LA,Walsh NM,Liu R,Lim FY,Bok JW,Huang M,Keller NP,Gellman SH,Hull CM

更新日期：2017-09-22 00:00:00

abstract：:We evaluated the antituberculosis (anti-TB) activity of five β-lactams alone or in combination with β-lactamase inhibitors against 41 clinical isolates of Mycobacterium tuberculosis, including multidrug-resistant and extensively drug-resistant strains. Of those, tebipenem, an oral carbapenem, showed the most potent an...

journal_title：Antimicrobial agents and chemotherapy

authors： Horita Y,Maeda S,Kazumi Y,Doi N

更新日期：2014-11-01 00:00:00

abstract：:Pseudomonas aeruginosa pneumonia remains a difficult therapeutic problem. Optimal doses and modes of administration of single agents often do not result in acceptable outcomes. Further, emergence of resistance occurs frequently in this setting with single-agent chemotherapy. The purpose of these experiments was to eva...

journal_title：Antimicrobial agents and chemotherapy

authors： Louie A,Liu W,Fikes S,Brown D,Drusano GL

更新日期：2013-06-01 00:00:00