The Food Standards Agency says that some infected meat may have entered the food chain.
Others include Axfood, Coop and ICA, which have recalled some meat products in Sweden, and Aldi, which has pulled some products from shelves in Britain.
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Some scientists have argued that consuming meat or at the least insects was a good part of the diet of heterodontosaurs.
But they may help explain the underlying risk of eating red meat, which some researchers have long thought was higher than the saturated fat and cholesterol content alone could explain.
The seven French supermarket chains that have already withdrawn some of their frozen meat-based meals, including lasagne, from the shelves are Auchan, Casino, Carrefour, Cora, Monoprix, Grand Jury and Picard.
He said some economy burgers would have "a number of species" of meat present in them.
Some have only shown traces, which may be the result of meat processing plants not properly cleaning equipment.
Eating contaminated meat or some other animal products from cattle that have BSE is thought to be the cause of Creutzfeldt-Jakob disease.
Eating contaminated meat or some other animal products from cattle that have bovine spongiform encephalopathy is thought to be the cause of the fatal brain disease in humans that is called variant Creutzfeldt-Jakob disease.
Although opinion polls have shown general support for whaling among Icelanders, some shun the meat because of the giant creatures' still-limited numbers.
Many studies have linked consumption of red and processed meat to cardiovascular disease and some cancers.
Many studies over the years have linked consumption of red and processed meat to cardiovascular disease and some cancers.
Meat prices have doubled in the past three months, and some families living in even wealthier neighborhoods of the capital say they have started selling televisions and refrigerators so that they can afford to feed their families.
Some of the suspect meat was also exported to Germany, France and Spain, where authorities have been alerted.
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And I think that makes complete sense as a response to some of the artists that we have shown, who, you know, make huge installation projects full of meat - that then rots.
Some researchers long have thought that the added risk of death was higher than the saturated fat and cholesterol in red meat could explain.
The new findings don't mean that red meat is more hazardous than previously thought, but may help explain the underlying risk, which some researchers have long thought was higher than the saturated fat and cholesterol content alone could explain.
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