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A screening process was used to determine hyperosmotic as well as cold stress tolerance of a diverse set of Listeria monocytogenes strains and was based on the capacity to grow at sub lethal levels of NaCl and 4M-BM-0C. Analysis of gene expression in cells adapted to cold and hyperosmotic stress rev...
ORGANISM(S): Listeria monocytogenes 
We have exploited a spontaneously isolated mutant IgaA(T191P) that is near-maximally activated for the Rcs system, to identify a vast set of genes that respond, and report new regulatory properties of this signaling system in Salmonella enterica serovar Typhimurium. Microarray data show that the Rcs...
ORGANISM(S): Salmonella enterica subsp. enterica serovar Typhimurium 
Typically, the expression of sRNAs is activated in response to environmental stimuli in order to regulate gene expression through post-transcriptional mechanisms. In the present work we show that the Salmonella Typhimurium paralog sRNAs RyhB-1 and RyhB-2 are induced in response to the nitrosating ag...
ORGANISM(S): Salmonella enterica subsp. enterica serovar Typhimurium str. LT2 
The NimbleGen array contains 387,000 46~50-mer oligos, including 377,230 salmonella probes whose sequences only hit genome once. The probes were designed based on Salmonella typhimurium LT2 (NC_003197) genome, with a moving window of about 12 bases. Raw intensities were normalized by the median inte...
ORGANISM(S): Salmonella 
Transcriptional profile of Salmonella enterica sv Typhimurium SL1344 M-NM-^TSTM2239 mutant cultures containing either a plasmid control (pFLAG-CTC) or a plasmid carrying STM2239 (pFLAG-STM2239) in the presence of IPTG. Total RNA was harvested from three biological replicates of M-NM-^TSTM2239 mutant...
ORGANISM(S): Salmonella enterica subsp. enterica serovar Typhimurium str. SL1344 
array analysis of immunoprecipitated DNA from tagged HNS proteins in 14028s mutant strain (rpoS low, hns minus) four slides, FLAG-tagged HNS versus gDNA and HA-tagged HNS versus gDNA IP'd using anti-HA, including dye-swaps
ORGANISM(S): Salmonella enterica subsp. enterica serovar Typhimurium 
Salmonella can infect a wide range of hosts and survive in the environment. This invasive pathogen has therefore evolved and acquired specific traits to cope with different, and in most cases unfavorable, conditions. In particular, transition metal ions are widely spread in these niches. These ions ...
ORGANISM(S): Salmonella enterica subsp. enterica serovar Typhimurium 
Ferric uptake regulator (Fur) is the major regulator of iron acquisition in Escherichia coli and other bacteria. In the present study, the role of Fur in anaerobic S. enterica serovar Typhimurium was determined by transcriptome analysis, reporter assays, and enzymatic assays. In anaerobic ?fur, 298 ...
ORGANISM(S): Salmonella enterica subsp. enterica serovar Typhimurium 
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