Search Results - "Norel, F"

Comparison of ΔrelA Strains of Escherichia coli and Salmonella enterica Serovar Typhimurium Suggests a Role for ppGpp in Attenuation Regulation of Branched-Chain Amino Acid Biosynthesis by Tedin, K., Norel, F.

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Identification of RpoS (sigma(S))-regulated genes in Salmonella enterica serovar typhimurium by Ibanez-Ruiz, M, Robbe-Saule, V, Hermant, D, Labrude, S, Norel, F

“…The rpoS gene encodes the alternative sigma factor sigma(S) (RpoS) and is required for survival of bacteria under starvation and stress conditions. It is also…”
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The Salmonella typhimurium katF (rpoS) gene: cloning, nucleotide sequence, and regulation of spvR and spvABCD virulence plasmid genes by Kowarz, L, Coynault, C, Robbe-Saule, V, Norel, F

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Cloning and expression of plasmid DNA sequences involved in Salmonella serotype typhimurium virulence by Norel, F, Coynault, C, Miras, I, Hermant, D, Popoff, M Y

“…A 22kb region of the 90kb virulence-associated plasmid, pIP1350, of Typhimurium strain C52 was cloned into the mobilizable vector pSUP202, yielding plasmid…”
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Nucleotide sequence and functional analysis of the two nifH copies of Rhizobium ORS571 by Norel, F, Elmerich, C

“…Unité de Physiologie Cellulaire, Département des Biotechnologies, Institut Pasteur, 28 Rue du Dr Roux, 75724 Paris Cedex 15, France ABSTRACT Summary: In…”
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Characterization of the RpoS Status of Clinical Isolates of Salmonella enterica by ROBBE-SAULE, Véronique, ALGORTA, Gabriela, ROUILHAC, Isabelle, NOREL, Francoise

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Comparison of DeltarelA strains of Escherichia coli and Salmonella enterica serovar Typhimurium suggests a role for ppGpp in attenuation regulation of branched-chain amino acid biosynthesis by Tedin, K, Norel, F

“…The growth recovery of Escherichia coli K-12 and Salmonella enterica serovar Typhimurium DeltarelA mutants were compared after nutritional downshifts requiring…”
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Comparison of deltarelA strains of Escherichia coli and Salmonella enterica serovar Typhimurium suggests a role for ppGpp in attenuation regulation of branched-chain by Tedin, K, Norel, F

“…The growth recovery of Escherichia coli K-12 and Salmonella enterica serovar Typhimurium DeltarelA mutants were compared after nutritional downshifts requiring…”
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Virulence and vaccine potential of Salmonella typhimurium mutants deficient in the expression of the RpoS (sigma S) regulon by Coynault, C, Robbe-Saule, V, Norel, F

“…The alternative sigma factor RpoS (sigma S) is required for Salmonella virulence in mice. We report the immunizing capacity of Salmonella typhimurium rpoS and…”
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Identification of a non‐haem catalase in Salmonella and its regulation by RpoS (σS) by Robbe‐Saule, Véronique, Coynault, Colette, Ibanez‐Ruiz, Magdalena, Hermant, Daniel, Norel, Françoise

“…We report the identification and functional analysis of katN, a gene encoding a non‐haem catalase of Salmonella enterica serotype Typhimurium. katN, which is…”
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Nucleotide sequence of the plasmid-borne virulence gene mkfB from Salmonella typhimurium by Norel, F, Pisano, M R, Nicoli, J, Popoff, M Y

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A coding segment of the virulence regulatory gene spvR enhances expression of spvR-lacZ and spvR-gfp translational fusions in Salmonella typhimurium by Robbe-Saule, V, Kowarz, L, Norel, F

“…The Salmonella gene spvR is regulated by RpoS, and encodes an autoregulatory DNA-binding protein of the LysR family, which is required for transcriptional…”
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Molecular analysis of spv virulence genes of the Salmonella virulence plasmids by Gulig, P A, Danbara, H, Guiney, D G, Lax, A J, Norel, F, Rhen, M

“…Genes on an 8 kb region common to the virulence plasmids of several serovars of Salmonella are sufficient to replace the entire plasmid in enabling systemic…”
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The rpoS mutant allele of Salmonella typhi Ty2 is identical to that of the live typhoid vaccine Ty21a by Robbe-Saule, Véronique, Norel, Françoise

“…Salmonella requires its alternative sigma factor σ S (RpoS) for virulence in mice. rpoS mutants can be frequently isolated from highly passaged Salmonella…”
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Relationships between H-NS, sigma S, SpvR and growth phase in the control of spvR, the regulatory gene of the Salmonella plasmid virulence operon by Robbe-Saule, V, Schaeffer, F, Kowarz, L, Norel, F

“…The sigma S-regulated gene spvR of Salmonella typhimurium encodes an autoregulatory protein required for transcriptional activation of the virulence operon…”
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Nucleotide sequence of the plasmid-borne virulence gene mkfA encoding a 28 kDa polypeptide from Salmonella typhimurium by Norel, F, Pisano, M R, Nicoli, J, Popoff, M Y

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Replacement of zinc by cadmium in marine phytoplankton by Lee, Jennifer G., Morel, François M. M.

“…The concentration of cadmium varies like that of a nutrient in the open ocean. Detailed studies of the marine diatom Thalassiosira weissflogii have shown that…”
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Identification of cis-acting DNA sequences involved in the transcription of the virulence regulatory gene spvR in Salmonella typhimurium by Kowarz, L, Robbe-Saule, V, Norel, F

“…The SpvR protein is a DNA-binding protein of the LysR family, required for the transcription of the spvABCD virulence operon of Salmonella typhimurium. An…”
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Comparison of the abilities of Salmonella typhimurium rpoS, aroA and rpoS aroA strains to elicit humoral immune responses in BALB/c mice and to cause lethal infection in athymic BALB/c mice by COYNAULT, C, NOREL, F

“…Salmonella typhimurium rpoS and rpoS aroA mutants are effective live vaccines in the murine model of salmonellosis (Coynault et al., Mol. Microbiol. 1996; 22:…”
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The live oral typhoid vaccine Ty21a is a rpoS mutant and is susceptible to various environmental stresses by Robbe-Saule, V, Coynault, C, Norel, F

“…The rpoS (katF) gene, which encodes a RNA polymerase sigma factor (sigma s), regulates the virulence of Salmonella typhimurium in mice. In the present study,…”
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