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expert reaction to study investigating content of and contaminants in laboratory rodent diets

The diets of rodents in food safety and toxicology studies is the topic of a paper published in the journal PLOS ONE, in which the authors report the presence of contaminants including heavy metals, pesticides, and genetically modified organisms in the feed or lab rodents. The authors go on to suggest that such contaminants could affect the reliability of toxicity testing in general. read more

whiffy wheat to ward off aphids: a field trial

Scientists at Rothamsted have produced a variety of wheat that produces an aphid alarm pheromone, with the aim of making wheat production less reliant on pesticides. The wheat was developed to fight off aphids using the same odour that peppermint plants release naturally. The team is planting the wheat in what will be only the third field trial of a genetically modified crop variety in the UK. read more

molecular farming of medicines in Europe

Researchers briefed journalists on the first clinical trial involving a monoclonal antibody produced from genetically modified plants, designed for use as a topical microbicide preventing HIV transmission between sexual partners. read more

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