Published in J Bacteriol on January 01, 1970
Interaction of penicillin with the bacterial cell: penicillin-binding proteins and penicillin-sensitive enzymes. Bacteriol Rev (1974) 7.49
Resistance of Escherichia coli to penicillins. VI. Purification and characterization of the chromosomally mediated penicillinase present in ampA-containing strains. J Bacteriol (1970) 4.34
Purification and properties of a new beta-lactamase from Pseudomonas cepacia. Antimicrob Agents Chemother (1980) 4.09
Plasmid-mediated penicillin beta-lactamases in Pseudomonas aeruginosa. Antimicrob Agents Chemother (1976) 3.40
Mutations in R factors of Escherichia coli causing an increased number of R-factor copies per chromosome. J Bacteriol (1972) 3.36
Variant of penicillinase mediated by an R factor in Escherichia coli. J Bacteriol (1970) 3.33
Biochemical properties of a penicillin beta-lactamase mediated by R factor from Bordetella bronchiseptica. Antimicrob Agents Chemother (1975) 2.70
Preparation of gram quantities of a purified R-factor-mediated penicillinase from Escherichia coli strain W3310. Biochem J (1972) 2.56
Exonucleases I, III, and V are required for stability of ColE1-related plasmids in Escherichia coli. J Bacteriol (1984) 2.29
Characterization of the -lactamase specified by the resistance factor R-1818 in E. coli K12 and other Gram-negative bacteria. Biochem J (1971) 2.10
Some relationships between R-factor and chromosomal -lactamase in Gram-negative bacteria. Biochem J (1971) 2.03
Purification and properties of beta-lactamase from Proteus morganii. J Bacteriol (1977) 1.96
Induction kinetics of beta-lactamase biosynthesis in Pseudomonas aeruginosa. Antimicrob Agents Chemother (1974) 1.85
Characterization of R factor beta-lactamases by the acidimetric method. Antimicrob Agents Chemother (1973) 1.76
Penicillinases of Klebsiella pneumoniae and their phylogenetic relationship to penicillinases mediated by R factors. J Bacteriol (1973) 1.74
Resistance of Escherichia coli to penicillins. 8. Physiology of a class II ampicillin-resistant mutant. J Bacteriol (1970) 1.52
Effects of sublethal concentrations of benzylpenicillin on Pseudomonas aeruginosa. Antimicrob Agents Chemother (1974) 1.36
Contribution of a TEM-1-like beta-lactamase to penicillin resistance in Neisseria gonorrhoeae. Antimicrob Agents Chemother (1978) 1.33
Relation of R factor and chromosomal beta-lactamase with the periplasmic space. J Bacteriol (1974) 1.03
R-mediated beta-lactamases and episomal resistance to the beta-lactam drugs in different bacterial hosts. Antimicrob Agents Chemother (1974) 1.02
-lactamases of R factors derived from Shigella and Salmonella strains. J Bacteriol (1971) 1.00
Effect of R-factor-mediated drug-metabolizing enzymes on survival of Escherichia coli K-12 in presence of ampicillin, chloramphenicol, or streptomycin. Antimicrob Agents Chemother (1974) 0.93
Mutants of plasmid prophage P1 and elevated copy number: isolation and characterization. J Bacteriol (1982) 0.90
Outer membrane penetration by (2,3)-methylenepenams. Antimicrob Agents Chemother (1987) 0.77
Acetylornithinase of Escherichia coli: partial purification and some properties. J Biol Chem (1956) 93.84
Estimation of the molecular weights of proteins by Sephadex gel-filtration. Biochem J (1964) 35.63
Studies on lysogenesis. I. The mode of phage liberation by lysogenic Escherichia coli. J Bacteriol (1951) 28.27
The release of enzymes from Escherichia coli by osmotic shock and during the formation of spheroplasts. J Biol Chem (1965) 22.76
Infective heredity of multiple drug resistance in bacteria. Bacteriol Rev (1963) 19.90
Micro-iodometric assay for penicillinase. Biochem J (1962) 16.45
Phylogenetic relationships of drug-resistance factors and other transmissible bacterial plasmids. Bacteriol Rev (1968) 9.19
Penicillinase synthesis controlled by infectious R factors in Enterobacteriaceae. Nature (1965) 8.77
Lysis of gram-negative organisms and the role of versene. Biochim Biophys Acta (1958) 8.52
Selective release of enzymes from bacteria. Science (1967) 7.11
The relation of resistance transfer factors to the F-factor (sex-factor) of Escherichia coli K12. Genet Res (1966) 5.90
The localization of alkaline phosphatase in E. coli K12. Biochem Biophys Res Commun (1961) 5.49
The purification and properties of a penicillinase whose synthesis is mediated by an R-factor in Escherichia coli. Biochem J (1966) 4.87
Resistance of Escherichia coli to penicillins. VI. Purification and characterization of the chromosomally mediated penicillinase present in ampA-containing strains. J Bacteriol (1970) 4.34
Mutant of Escherichia coli with anomalous cell division and ability to decrease episomally and chromosomally mediated resistance to ampicillin and several other antibiotics. J Bacteriol (1969) 3.54
The surface localization of penicillinases in Escherichia coli and Salmonella typhimurium. Biochem Biophys Res Commun (1968) 2.76
Electrophoretic "particle sieving" in polyacrylamide gels as applied to ribosomes. Anal Biochem (1965) 2.47
Resistance of Escherichia coli to penicillins. V. Physiological comparison of two isogenic strains, one with chromosomally and one with episomally mediated ampicillin resistance. J Bacteriol (1968) 2.27
Resistance of Escherichia coli to penicillins. 3. AmpB, a locus affecting episomally and chromosomally mediated resistance to ampicillin and chlorampheincol. Genet Res (1968) 2.12
Evolutionary relationships of R factors with other episomes and plasmids. Fed Proc (1967) 1.96
Origin and function of penicillinase: a problem in biochemical evolution. Br Med J (1967) 1.72
Microiodometric determination of beta-lactamase activity. Antimicrob Agents Chemother (1972) 4.28
Penicillin resistance in Escherichia coli K12: synergism between penicillinases and a barrier in the outer part of the envelope. Ann N Y Acad Sci (1974) 3.61
Mutations in R factors of Escherichia coli causing an increased number of R-factor copies per chromosome. J Bacteriol (1972) 3.36
R plasmid gene dosage effects in Escherichia coli K-12: copy mutants of the R plasmic R1drd-19. Plasmid (1977) 2.80
Analysis of cell size and DNA content in exponentially growing and stationary-phase batch cultures of Escherichia coli. J Bacteriol (1995) 2.76
Partitioning of plasmid R1 in Escherichia coli. I. Kinetics of loss of plasmid derivatives deleted of the par region. Plasmid (1980) 2.75
Plasmid incompatibility and control of replication: copy mutants of the R-factor R1 in Escherichia coli K-12. J Bacteriol (1975) 2.75
RNAs involved in copy-number control and incompatibility of plasmid R1. Proc Natl Acad Sci U S A (1981) 2.73
Control of replication of bacterial plasmids: genetics, molecular biology, and physiology of the plasmid R1 system. Plasmid (1984) 2.51
Protein A mutants of Staphylococcus aureus. J Bacteriol (1971) 2.32
Control of replication of plasmid R1: the duplex between the antisense RNA, CopA, and its target, CopT, is processed specifically in vivo and in vitro by RNase III. EMBO J (1990) 2.31
Resistance of Escherichia coli to penicillins. V. Physiological comparison of two isogenic strains, one with chromosomally and one with episomally mediated ampicillin resistance. J Bacteriol (1968) 2.27
Cell division in Escherichia coli minB mutants. Mol Microbiol (1992) 2.23
A runaway-replication mutant of plasmid R1drd-19: temperature-dependent loss of copy number control. Mol Gen Genet (1978) 2.22
Control of replication of plasmid R1: kinetics of in vitro interaction between the antisense RNA, CopA, and its target, CopT. EMBO J (1988) 2.15
Resistance of Escherichia coli to penicillins. 3. AmpB, a locus affecting episomally and chromosomally mediated resistance to ampicillin and chlorampheincol. Genet Res (1968) 2.12
Outer penetration barrier of Escherichia coli K-12: kinetics of the uptake of gentian violet by wild type and envelope mutants. J Bacteriol (1973) 2.02
Control of plasmid R1 replication: functions involved in replication, copy number control, incompatibility, and switch-off of replication. J Bacteriol (1980) 1.99
Plasmids with temperature-dependent copy number for amplification of cloned genes and their products. Gene (1979) 1.98
Colicin tolerance induced by ampicillin or mutation to ampicillin resistance in a strain of Escherichia coli K-12. J Bacteriol (1971) 1.96
Murein and the outer penetration barrier of Escherichia coli K-12, Proteus mirabilis, and Pseudomonas aeruginosa. J Bacteriol (1972) 1.95
Control of replication of plasmid R1: structures and sequences of the antisense RNA, CopA, required for its binding to the target RNA, CopT. EMBO J (1990) 1.90
Plasmid R1 DNA replication dependent on protein synthesis in cell-free extracts of E. coli. Nature (1981) 1.88
Induction kinetics of beta-lactamase biosynthesis in Pseudomonas aeruginosa. Antimicrob Agents Chemother (1974) 1.85
Resistance of Escherichia coli to penicillins. IX. Genetics and physiology of class II ampicillin-resistant mutants that are galactose negative or sensitive to bacteriophage C21, or both. J Bacteriol (1971) 1.84
Clustering of genes involved in replication, copy number control, incompatibility, and stable maintenance of the resistance plasmid R1drd-19. J Bacteriol (1979) 1.80
Partition-mediated incompatibility of bacterial plasmids. Cell (1990) 1.72
Mutual suppression of mukB and seqA phenotypes might arise from their opposing influences on the Escherichia coli nucleoid structure. Mol Microbiol (1999) 1.70
Replication control of plasmid R1: RepA synthesis is regulated by CopA RNA through inhibition of leader peptide translation. EMBO J (1992) 1.70
Protein A from Staphylococcus aureus: the biological significance of its reaction with IgG. Ann N Y Acad Sci (1974) 1.62
Isolation and characterization of new copy mutants of plasmid R1, and identification of a polypeptide involved in copy number control. Mol Gen Genet (1981) 1.56
Structural analysis of an RNA molecule involved in replication control of plasmid R1. Nucleic Acids Res (1986) 1.55
Automated method for determination of penicillins, cephalosporins, and penicillinases. Antimicrob Agents Chemother (1972) 1.53
Resistance of Escherichia coli to penicillins. 8. Physiology of a class II ampicillin-resistant mutant. J Bacteriol (1970) 1.52
Replication of R-factor R1 in Scherichia coli K-12 at different growth rates. J Bacteriol (1975) 1.48
The nucleotide sequence of the replication control region of the resistance plasmid R1drd-19. Mol Gen Genet (1981) 1.41
Partitioning of plasmid R1 in Escherichia coli. II. Incompatibility properties of the partitioning system. Plasmid (1980) 1.39
The cox protein of bacteriophage P2 inhibits the formation of the repressor protein and autoregulates the early operon. EMBO J (1987) 1.38
Effects of sublethal concentrations of benzylpenicillin on Pseudomonas aeruginosa. Antimicrob Agents Chemother (1974) 1.36
Control of replication of plasmid R1: formation of an initial transient complex is rate-limiting for antisense RNA--target RNA pairing. EMBO J (1990) 1.35
Effects of streptomycin and novobiocin on Staphylococcus aureus gene expression. J Bacteriol (1978) 1.35
Escherichia coli cell cycle control genes affect chromosome superhelicity. EMBO Rep (2000) 1.33
Insertion of an R1 plasmid into the origin of replication of the E. coli chromosome: random timing of replication of the hybrid chromosome. Cell (1986) 1.33
Quorum-sensing acts at initiation of chromosomal replication in Escherichia coli. Proc Natl Acad Sci U S A (1998) 1.32
The E. coli cell cycle and the plasmid R1 replication cycle in the absence of the DnaA protein. Cell (1991) 1.32
Replication arrests during a single round of replication of the Escherichia coli chromosome in the absence of DnaC activity. Mol Microbiol (2001) 1.29
Role of the mukB gene in chromosome and plasmid partition in Escherichia coli. Mol Microbiol (2000) 1.27
Branched Escherichia coli cells. Mol Microbiol (1993) 1.26
On the equivalence of meta-analysis using literature and using individual patient data. Biometrics (1999) 1.24
Genetics and physiology of a tolE mutant of Escherichia coli K-12 and phenotypic suppression of its phenotype by galactose. J Bacteriol (1973) 1.24
Binding characteristics of the thyroid hormone receptor homo- and heterodimers to consensus AGGTCA repeat motifs. Mol Endocrinol (1992) 1.21
On the origin of branches in Escherichia coli. J Bacteriol (1999) 1.16
Replication control in plasmid R1: duplex formation between the antisense RNA, CopA, and its target, CopT, is not required for inhibition of RepA synthesis. EMBO J (1992) 1.16
Thyroid hormone alters the DNA binding properties of chicken thyroid hormone receptors alpha and beta. Nucleic Acids Res (1992) 1.14
Activation of prophage P4 by the P2 Cox protein and the sites of action of the Cox protein on the two phage genomes. Proc Natl Acad Sci U S A (1989) 1.13
Mutations in Escherichia coli K-12 decreasing the rate of streptomycin uptake: synergism with R-factor-mediated capacity to inactivate streptomycin. Antimicrob Agents Chemother (1974) 1.12
Metabolism of acetaldehyde--a metabolic branching point. Acta Chem Scand (1966) 1.12
Nasal and ocular symptoms, tear film stability and biomarkers in nasal lavage, in relation to building-dampness and building design in hospitals. Int Arch Occup Environ Health (1999) 1.10
Chromosome replication does not trigger cell division in E. coli. Cell (1990) 1.10
Temperature-dependent and amber copy mutants of plasmid R1drd-19 in Escherichia coli. Plasmid (1978) 1.10
Inhibition and restart of initiation of chromosome replication: effects on exponentially growing Escherichia coli cells. J Bacteriol (1995) 1.10
Increased resistance to several antibiotics by one mutation in an R-factor, R 1a. J Gen Microbiol (1971) 1.09
Control of replication of the broad host range plasmid RSF1010: the incompatibility determinant consists of directly repeated DNA sequences. Mol Gen Genet (1986) 1.08
Control of replication of plasmid R1: translation of the 7k reading frame in the RepA mRNA leader region counteracts the interaction between CopA RNA and CopT RNA. EMBO J (1987) 1.08
Selection and timing of replication of plasmids R1drd-19 and F'lac in Escherichia coli. Plasmid (1978) 1.07
Plasmid R1 is present as clusters in the cells of Escherichia coli. Plasmid (2000) 1.07
Molecular cloning and functional characterization of a copy number control gene (copB) of plasmid R1. J Bacteriol (1982) 1.05
FtsZ ring formation without subsequent cell division after replication runout in Escherichia coli. Mol Microbiol (2000) 1.05
Binding between the par region of plasmids R1 and pSC101 and the outer membrane fraction of the host bacteria. EMBO J (1983) 1.03
Runaway replication of plasmid R1 is not caused by loss of replication inhibitor activity of gene cop. J Bacteriol (1980) 1.03
Ectopic expression of the erythrocyte band 3 anion exchange protein, using a new avian retrovirus vector. J Virol (1990) 1.02
DNA replication control: studies of plasmid R1. Cold Spring Harb Symp Quant Biol (1979) 1.01
Effect of protein A on adsorption of bacteriophages to Staphylococcus aureus. J Virol (1974) 1.00
Maintenance of bacterial plasmids: comparison of theoretical calculations and experiments with plasmid R1 in Escherichia coli. Mol Gen Genet (1984) 1.00
Control of plasmid replication: theoretical considerations and practical solutions. Basic Life Sci (1985) 0.99
Yeast growth and glycerol formation. Acta Chem Scand (1966) 0.99
Inactivation of the replication-termination system affects the replication mode and causes unstable maintenance of plasmid R1. Mol Microbiol (1997) 0.98
An outbreak of Legionnaires' disease in Sweden: report of sixty-eight cases. Scand J Infect Dis (1983) 0.98
Effects of chromosome underreplication on cell division in Escherichia coli. J Bacteriol (1998) 0.97
Mapping of the in vivo start site for leading strand DNA synthesis in plasmid R1. EMBO J (1992) 0.97
Competition for DNA polymerase III between the chromosome and the R-factor R1. Mol Gen Genet (1974) 0.95
Overinitiation of replication of the Escherichia coli chromosome from an integrated runaway-replication derivative of plasmid R1. J Bacteriol (1989) 0.94
Phenotypic and genetic symbols for plasmid copy number mutants. Plasmid (1977) 0.94
Control of plasmid R1 replication: kinetics of replication in shifts between different copy number levels. J Bacteriol (1980) 0.93
Control of replication of FII plasmids: comparison of the basic replicons and of the copB systems of plasmids R100 and R1. Plasmid (1985) 0.93
Effect of R-factor-mediated drug-metabolizing enzymes on survival of Escherichia coli K-12 in presence of ampicillin, chloramphenicol, or streptomycin. Antimicrob Agents Chemother (1974) 0.93
Asthma symptoms in relation to measured building dampness in upper concrete floor construction, and 2-ethyl-1-hexanol in indoor air. Int J Tuberc Lung Dis (2000) 0.93
Ablation of TRalpha2 and a concomitant overexpression of alpha1 yields a mixed hypo- and hyperthyroid phenotype in mice. Mol Endocrinol (2001) 0.93
Requirements for rapid plasmid ColE1 copy number adjustments: a mathematical model of inhibition modes and RNA turnover rates. Plasmid (1998) 0.90
Prevention of bacteriophage adsorption to Staphylococcus aureus by immunoglobulin G. J Virol (1974) 0.89
Random replication of the stringent plasmid R1 in Escherichia coli K-12. J Bacteriol (1975) 0.89
The pattern of immunoglobulins with special reference to IgM in Legionnaires' disease patients during a 2 year follow-up period. Zentralbl Bakteriol Mikrobiol Hyg A (1983) 0.89
A selectable temperature-sensitive v-src Moloney retrovirus. Oncogene (1988) 0.88
Direct visualization of plasmid DNA in bacterial cells. Mol Microbiol (1992) 0.88
Analysis of protein synthesis rates after initiation of chromosome replication in Escherichia coli. J Bacteriol (1999) 0.87
Suppression of the deafness and thyroid dysfunction in Thrb-null mice by an independent mutation in the Thra thyroid hormone receptor alpha gene. Hum Mol Genet (2001) 0.87
Induction of the petite mutation in Saccharomyces cerevisiae by N-methyl-N'-nitro-N-nitrosoguanidine. J Gen Microbiol (1967) 0.86
Transferable and non-transferable drug resistance in enteric bacteria isolated from urinary specimens in Northern Sweden. Acta Pathol Microbiol Scand B Microbiol Immunol (1972) 0.85
New genes with old modus operandi. The connection between supercoiling and partitioning of DNA in Escherichia coli. EMBO Rep (2000) 0.84