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Showing 1-30 of 88 results for "C1613" within Papers
Rouh-Mei Hu et al.
Antimicrobial agents and chemotherapy, 52(3), 1198-1200 (2007-12-19)
Isogenic L1 and L2 gene knockout mutants of Stenotrophomonas maltophilia KJ (KJDeltaL1 and KJDeltaL2, respectively) were constructed by xylE gene replacement. Induction kinetics of the L1 and L2 genes were evaluated by testing catechol 2,3-dioxygenase activity in the mutants. The
Alexandre Paix et al.
Genetics, 201(1), 47-54 (2015-07-19)
Homology-directed repair (HDR) of breaks induced by the RNA-programmed nuclease Cas9 has become a popular method for genome editing in several organisms. Most HDR protocols rely on plasmid-based expression of Cas9 and the gene-specific guide RNAs. Here we report that
Hideaki Maseda et al.
Antimicrobial agents and chemotherapy, 53(12), 5230-5235 (2009-09-16)
Serratia marcescens is an important opportunistic pathogen in hospitals, where quaternary ammonium compounds are often used for disinfection. The aim of this study is to elucidate the effect of a biocide on the emergence of biocide- and antibiotic-resistant mutants and
Shan Yu et al.
Cell research, 25(12), 1352-1367 (2015-11-28)
Biofilms are surface-associated communities of microorganism embedded in extracellular matrix. Exopolysaccharide is a critical component in the extracellular matrix that maintains biofilm architecture and protects resident biofilm bacteria from antimicrobials and host immune attack. However, self-produced factors that target the
C Juan et al.
Antimicrobial agents and chemotherapy, 53(12), 5288-5290 (2009-09-23)
Two clonally related Pseudomonas aeruginosa isolates, recovered from two patients admitted to a pediatric intensive care unit, were found to harbor a new OXA-2 variant (Asn148Asp), designated OXA-161. The plasmid location of bla(OXA-161) was demonstrated through electroporation to PAO1, and
Jessica A Scoffield et al.
Infection and immunity, 83(1), 101-107 (2014-10-15)
The oral cavity harbors a diverse community of microbes that are physiologically unique. Oral microbes that exist in this polymicrobial environment can be pathogenic or beneficial to the host. Numerous oral microbes contribute to the formation of dental caries and
Linde A Miles et al.
PloS one, 10(6), e0129103-e0129103 (2015-06-13)
The oncolytic picornavirus Seneca Valley Virus (SVV-001) demonstrates anti-tumor activity in models of small cell lung cancer (SCLC), but may ultimately need to be combined with cytotoxic therapies to improve responses observed in patients. Combining SVV-001 virotherapy with a peptide
Xiaoxiao Liu et al.
Scientific reports, 5, 16074-16074 (2015-11-05)
Rac or rac-like prophage harbors many genes with important physiological functions, while it remains excision-proficient in several bacterial strains including Escherichia coli, Salmonella spp. and Shigella spp. Here, we found that rac excision is induced during biofilm formation, and the
Djalal Meziane-Cherif et al.
Antimicrobial agents and chemotherapy, 52(2), 551-556 (2007-12-12)
Carnobacterium divergens clinical isolates BM4489 and BM4490 were resistant to penicillins but remained susceptible to combinations of amoxicillin-clavulanic acid and piperacillin-tazobactam. Cloning and sequencing of the responsible determinant from BM4489 revealed a coding sequence of 912 bp encoding a class
Andrea Brenna et al.
AMB Express, 4, 43-43 (2014-06-21)
Agrobacterium tumefaciens-mediated transformation is a powerful tool for reverse genetics and functional genomic analysis in a wide variety of plants and fungi. Tuber spp. are ecologically important and gastronomically prized fungi ("truffles") with a cryptic life cycle, a subterranean habitat
Elizabeth A Ling et al.
Plasmid, 62(1), 16-21 (2009-03-03)
Many bacteria utilize acyl-homoserine lactones as cell to cell signals that can regulate the expression of numerous genes. Structural differences in acyl-homoserine lactones produced by different bacteria, such as acyl side chain length and the presence or absence of an
Yi-Wei Huang et al.
Antimicrobial agents and chemotherapy, 54(6), 2583-2589 (2010-04-14)
AmpG is an inner membrane permease which transports products of murein sacculus degradation from the periplasm into the cytosol in Gram-negative bacteria. This process is linked to induction of the chromosomal ampC beta-lactamase gene in some members of the Enterobacteriaceae
Jennifer L Dale et al.
Antimicrobial agents and chemotherapy, 59(7), 4094-4105 (2015-04-29)
The emergence of multidrug-resistant bacteria and the limited availability of new antibiotics are of increasing clinical concern. A compounding factor is the ability of microorganisms to form biofilms (communities of cells encased in a protective extracellular matrix) that are intrinsically
Patricia Yáñez-Carrillo et al.
Fungal genetics and biology : FG & B, 80, 43-52 (2015-05-20)
Candida glabrata is a haploid yeast considered the second most common of the Candida species found in nosocomial infections, accounting for approximately 18% of candidemias worldwide. Even though molecular biology methods are easily adapted to study this organism, there are
Djalal Meziane-Cherif et al.
Antimicrobial agents and chemotherapy, 52(4), 1264-1268 (2008-01-24)
Brachyspira pilosicoli BM4442, isolated from the feces of a patient with diarrhea at the Hospital Saint-Michel in Paris, was resistant to oxacillin (MIC > 256 microg/ml) but remained susceptible to cephalosporins and to the combination of amoxicillin and clavulanic acid.
Devendra H Dusane et al.
Canadian journal of microbiology, 61(7), 487-494 (2015-06-04)
Chromobacterium violaceum is an opportunistic pathogen that causes infections that are difficult to treat. The goal of this research was to evaluate the effect of selected tannins (tannic acid (TA) and gallic acid (GA)) on bacterial growth, motility, antibiotic (carbenicillin
Marcela Briones-Martin-del-Campo et al.
Microbiology (Reading, England), 161(Pt 2), 300-310 (2014-12-07)
The fungal pathogen Candida glabrata has a well-defined oxidative stress response, is extremely resistant to oxidative stress and can survive inside phagocytic cells. In order to further our understanding of the oxidative stress response in C. glabrata, we characterized the
Wen-Jie Xia et al.
Gut microbes, 13(1), 1-24 (2021-01-01)
Exercise (Ex) has long been recognized to produce beneficial effects on hypertension (HTN). This coupled with evidence of gut dysbiosis and an impaired gut-brain axis led us to hypothesize that reshaping of gut microbiota and improvement in impaired gut-brain axis
Viveka Vadyvaloo et al.
PloS one, 10(9), e0137508-e0137508 (2015-09-09)
Yersinia pestis has evolved as a clonal variant of Yersinia pseudotuberculosis to cause flea-borne biofilm-mediated transmission of the bubonic plague. The LysR-type transcriptional regulator, RovM, is highly induced only during Y. pestis infection of the flea host. RovM homologs in
G N Rolinson
The Journal of antimicrobial chemotherapy, 41(6), 589-603 (1998-08-01)
For more than 40 years the author has been involved in research in the field of beta-lactam antibiotics. Much of this work was concerned with the development of the semisynthetic penicillins, following the isolation of the penicillin nucleus, 6-aminopenicillanic acid.
Min Park et al.
Biochimica et biophysica acta, 1848(3), 842-847 (2014-12-22)
"Autodisplay technology" is an expression technique used to display the various recombinant proteins on the outer membrane (OM) of Escherichia coli. The resulting autodisplayed Z-domain has been used to improve the sensitivity of immunoassays. In this work, a facile isolation
Melissa K Takahashi et al.
ACS synthetic biology, 4(5), 503-515 (2014-03-14)
RNA regulators are emerging as powerful tools to engineer synthetic genetic networks or rewire existing ones. A potential strength of RNA networks is that they may be able to propagate signals on time scales that are set by the fast
Meong Cheol Shin et al.
Pharmaceutical research, 32(8), 2690-2703 (2015-02-24)
To investigate the feasibility of applying PTD-modified ATTEMPTS (Antibody Targeted Triggered Electrically Modified Prodrug-Type Strategy) for enhanced toxin therapy for the treatment of cancer. A heparin-functionalized murine anti-CEA monoclonal antibody (mAb), T84.66-heparin (T84.66-Hep), was chemically synthesized and characterized for specific
Manthena V S Varma et al.
Journal of medicinal chemistry, 52(15), 4844-4852 (2009-05-19)
Kidney plays an important role in the elimination of drugs, especially with low or negligible hepatic clearance. An analysis of the interrelation of physicochemical properties and the human renal clearance for a data set of 391 drugs or compounds tested
Youai Hao et al.
Journal of bacteriology, 197(17), 2780-2791 (2015-06-17)
Pseudomonas aeruginosa PA14 is widely used by researchers in many laboratories because of its enhanced virulence over strain PAO1 in a wide range of hosts. Although lipopolysaccharide (LPS) is an important virulence factor of all P. aeruginosa strains, the LPS
Inzer Ni et al.
PloS one, 10(3), e0121200-e0121200 (2015-03-21)
First/Second-hand cigarette-smoke (FHS/SHS) exposure weakens immune defenses inducing chronic obstructive pulmonary disease (COPD) but the underlying mechanisms are not fully understood. Hence, we evaluated if SHS induced changes in membrane/lipid-raft (m-/r)-CFTR (cystic fibrosis transmembrane conductance regulator) expression/activity is a potential
Hayssam Khalil et al.
Antimicrobial agents and chemotherapy, 52(5), 1635-1641 (2008-02-21)
The in vitro activities of 10 families of antimicrobial agents alone and in combination with a synthetic polycationic polymer, polyethylenimine (PEI), against a resistant clinical isolate of Pseudomonas aeruginosa were investigated by MIC assays, checkerboard testing, and killing curve studies.
Kevin B Temeyer et al.
Parasites & vectors, 7, 577-577 (2014-12-11)
Phlebotomus papatasi vectors zoonotic cutaneous leishmaniasis. Previous expression of recombinant P. papatasi acetylcholinesterase (PpAChE1) revealed 85% amino acid sequence identity to mosquito AChE and identified synthetic carbamates that effectively inhibited PpAChE1 with improved specificity for arthropod AChEs compared to mammalian
Stavros Stathopoulos et al.
PLoS pathogens, 10(3), e1003897-e1003897 (2014-03-08)
Genetic variation in the mosquito Anopheles gambiae profoundly influences its ability to transmit malaria. Mosquito gut bacteria are shown to influence the outcome of infections with Plasmodium parasites and are also thought to exert a strong drive on genetic variation
Teklu K Gerbaba et al.
American journal of physiology. Gastrointestinal and liver physiology, 308(6), G550-G561 (2015-01-13)
Giardia duodenalis is the most common cause of parasitic diarrhea worldwide and a well-established risk factor for postinfectious irritable bowel syndrome. We hypothesized that Giardia-induced disruptions in host-microbiota interactions may play a role in the pathogenesis of giardiasis and in
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