Protein found to promote antibiotic resistance in a common food-borne pathogen

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Researchers from Iowa State University have identified a novel factor that promotes the development of antibiotic resistance in a bacterial pathogen. The study, published June 6th in the open-access journal PLoS Pathogens, explains that Mfd, a protein involved in DNA transcription and repair, plays an important role in the development of fluoroquinolone resistance in Campylobacter, a bacterial pathogen commonly associated with food poisoning in humans.


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All News summaries for June 06, 2008

Migrating animals may imprint on a magnetic signature

11 minutes ago | User rating: not rated yet
One of nature's enchanting mysteries is how marine animals such as sea turtles and salmon cross thousands of miles of ocean but still find their way back to their birthplaces to reproduce.

Imitation is not just flattery for Amazon butterfly species

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Many studies of evolution focus on the benefits to the individual of competing successfully – those who survive produce the most offspring, in Darwin's classic 'survival of the fittest'. But how does this translate to the ...

Escape cancer, but age sooner? The dark side of the tumor suppressing process

32 minutes ago | User rating: not rated yet
Cells shut down and stop dividing when their DNA is damaged, in a process known as cellular senescence, so as to prevent damaged DNA from leading to unregulated cell division and therefore cancer. However, a new study, published ...

Chemists look for cleaner, cheaper rocket fuel

33 minutes ago | User rating: not rated yet
Mark Gordon recently held up a small vial containing three liquids layered one on top of another. That middle layer, the brownish one, is an ionic liquid, Gordon explained.

Study on wildlife corridors shows how they work over time

Dec 01, 2008 | User rating: not rated yet
At the Savannah River Site in South Carolina, there are five strange looking "patches" cleared out of the surrounding forest. No, they're not crop circles carved by aliens.