434 results on '"Levy, Stuart B."'
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2. Carriage of Antibiotic-Resistant Fecal Bacteria in Nepal [with Reply]
3. Carriage of Antibiotic-Resistant Fecal Bacteria in Nepal Reflects Proximity to Kathmandu
4. Induction of a Ca 2+ ,Mg 2+ -Dependent Endonuclease Activity during the Early Stages of Murine Erythroleukemic Cell Differentiation
5. Very Stable Prokaryotic Messenger RNA in Chromosomeless Escherichia coli Minicells
6. Synthesis of an R Plasmid Protein Associated with Tetracycline Resistance is Negatively Regulated
7. Inter- and Intraspecies Spread of Escherichia coli in a Farm Environment in the Absence of Antibiotic Usage
8. Active Efflux of Tetracycline Encoded by Four Genetically Different Tetracycline Resistance Determinants in Escherichia coli
9. Standardized Microcosms in Microbial Risk Assessment
10. Epilogue
11. Summary Report on Worldwide Antibiotic Resistance: International Task Forces on Antibiotic Use
12. An Equilibrium between Two Fractions of Lipopolysaccharide in Escherichia coli
13. Antimicrobial Resistance: Bacteria on the Defence: Resistance Stems from Misguided Efforts to Try to Sterilise Our Environment
14. Evidence that regulatory protein MarA of Escherichia coli represses rob by steric hindrance
15. Different effects of transcriptional regulators MarA, SoxS and Rob on susceptibility of Escherichia coli to cationic antimicrobial peptides (CAMPs): Rob-dependent CAMP induction of the marRAB operon
16. GyrA interacts with MarR to reduce repression of the marRAB operon in Escherichia coli
17. Hospital and societal costs of antimicrobial-resistant infections in a Chicago teaching hospital: implications for antibiotic stewardship
18. Role of the multidrug resistance regulator MarA in global regulation of the hdeAB acid resistance operon in Escherichia coli
19. Consumer antibacterial soaps: effective or just risky?
20. Molecular Mechanisms of Antibacterial Multidrug Resistance
21. MarA, SoxS and Rob function as virulence factors in an Escherichia coli murine model of ascending pyelonephritis
22. Role for tandem duplication and lon protease in AcrAB-TolC-dependent multiple antibiotic resistance (Mar) in an Escherichia coli mutant without mutations in marRAB or acrRA
23. Antibacterial resistance worldwide: causes, challenges and responses
24. Antibacterial cleaning products and drug resistance
25. Substitutions in the interdomain loop of the Tn10 TetA efflux transporter alter tetracycline resistance and substrate specificity
26. Integrating Escherichia coli antimicrobial susceptibility data from multiple surveillance programs
27. Use of in vivo expression technology to identify genes important in growth and survival of Pseudomonas fluorescens Pf0-1 in soil: discovery of expressed sequences with novel genetic organization
28. Fe (super)2+ -tetracycline-mediated cleavage of the Tn10 tetracycline efflux protein TetA reveals a substrate binding site near glutamine 225 in transmembrane helix 7
29. Policy: Adaptations of avian flu virus are a cause for concern: Members of the US National Science Advisory Board for Biosecurity explain its recommendations on the communication of experimental work on H5N1 influenza.
30. The Pseudomonas fluorescens transcription activator AdnA is required for adhesion and motility
31. The adnA transcriptional factor affects persistence and spread of Pseudomonas fluorescens under natural field conditions
32. Differential expression of over 60 chromosomal genes in Escherichia coli by constitutive expression of MarA
33. Alteration of the repressor activity of MarR, the negative regulator of the Escherichia coli marRAB locus, by multiple chemicals in vitro
34. Untranslated sequence upstream of MarA in the multiple antibiotic resistance locus ofEscherichia coli is related to the effector-binding domain of the XylS transcriptional activator
35. Transketolase A, an enzyme in central metabolism, derepresses the marRAB multiple antibiotic resistance operon of Escherichia coli by interaction with MarR
36. Multidrug resistance following expression of the Escherichia coli marA gene in Mycobacterium smegmatis
37. Glutamate residues located within putative transmembrane helices are essential for TetA(P)-mediated tetracycline efflux
38. Role of the acrAB locus in organic solvent tolerance mediated by expression of marA, soxS, or robA in Escherichia coli
39. Characterization of MarR, the repressor of the multiple antibiotic resistance (mar) operon in Escherichia coli
40. Identification of new genes regulated by the marRAB operon in Escherichia coli
41. Tn5 insertion mutants of Pseudomonas fluorescens defective in adhesion to soil and seeds
42. Repressor mutations in the marRAB operon that activate oxidative stress genes and multiple antibiotic resistance in Escherichia coli
43. Activation of the Escherichia coli nfnB gene by MarA through a highly divergent marbox in a class II promoter
44. Salicylate induction of antibiotic resistance in Escherichia coli: activation of the mar operon and a mar-independent pathway
45. Genetic and functional analysis of the multiple antibiotic resistance (mar) locus in Escherichia coli
46. Multiple antibiotic susceptibility associated with inactivation of the prc gene
47. Decreased function of the class B tetracycline efflux protein Tet with mutations at aspartate 15, a putative intramembrane residue
48. The quarternary molecular architecture of TetA, a secondary tetracycline transporter from Escherichia coli
49. ‘Intergenic’blr gene in Escherichia coli encodes a 41-residue membrane protein affecting intrinsic susceptibility to certain inhibitors of peptidoglycan synthesis
50. Mutational analysis of MarR, the negative regulator of marRAB expression in Escherichia coli, suggests the presence of two regions required for DNA binding
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