News tagged with salmonella enterica

The time is ripe for Salmonella

The ripeness of fruit could determine how food-poisoning bacteria grow on them, according to scientists presenting their work at the Society for General Microbiology's Spring Conference in Dublin this week. ...

Biology / Cell & Microbiology

created Mar 26, 2012 | popularity not rated yet | comments 0

High pressure kills pathogens, maintains green onions' taste and color

Green onions cause about five percent of outbreaks of food poisoning from produce, worldwide. Now a team of researchers from the University of Delaware, Newark, shows that high pressure treatment of green onions can kill ...

Biology / Cell & Microbiology

created Mar 20, 2012 | popularity 5 / 5 (1) | comments 1

Arctic evolution leads to salmonella vaccine

Bacteria harvested from the frigid waters of the Arctic could be the key to a new type of temperature-sensitive vaccine. University of Victoria microbiology researcher Dr. Francis Nano has received Genome BC Proof-of-Concept ...

Biology / Biotechnology

created Mar 05, 2012 | popularity 4 / 5 (1) | comments 0

A zap of cold plasma reduces harmful bacteria on raw chicken

A new study by food safety researchers at Drexel University demonstrates that plasma can be an effective method for killing pathogens on uncooked poultry. The proof-of-concept study was published in the January issue of the ...

Chemistry / Other

created Feb 02, 2012 | popularity 4.7 / 5 (3) | comments 0

Newfound hijacked proteins linked to salmonella virulence

Scientists have discovered that bacteria like E. coli and Salmonella have a sneaky way of making minor alterations to their genes to boost their chances for infection.

Chemistry / Biochemistry

created Aug 23, 2011 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Bacterium Salmonella enterica regulates virulence according to iron levels found in its surroundings

Salmonella enterica, one of the main causes of gastrointestinal infections, modulates its virulence gene expression, adapting it to each stage of the infection process, depending on the free iron concentration found in the ...

Biology / Cell & Microbiology

created May 10, 2011 | popularity not rated yet | comments 0

Researchers uncover secrets of salmonella's stealth attack

A single crafty protein allows the deadly bacterium Salmonella enterica to both invade cells lining the intestine and hijack cellular functions to avoid destruction, Yale researchers report in the April 17 issue of the jo ...

Biology / Cell & Microbiology

created Apr 16, 2009 | popularity 4 / 5 (1) | comments 0