Surprisingly, low-toxin MRSA strains may be the real killer

The most serious MRSA infections could be those caused by superbugs which produce fewer toxins, as opposed to high toxin strains, according to surprise findings revealed today by scientists from the Department of Biology ...

Engineered bacteria mop up mercury spills

Thousands of tonnes of toxic mercury are released into the environment every year. Much of this collects in sediment where it is converted into toxic methyl mercury, and enters the food chain ending up in the fish we eat. ...

Detecting pathogens in waterways: An improved approach

U.S. Department of Agriculture (USDA) scientists have come up with a way to detect pathogenic Escherichia coli and Salmonella bacteria in waterways at lower levels than any previous method. Similar methods have been developed ...