In a statement, the spokesman added that the Spanish rider was the victim of "food contamination" and would hold a news conference later on Thursday.
"We should not be sitting here in front of you today, any of us, " he said, adding that stories of food contamination are not new.
Fourth, prevent food contamination by washing raw food before eating it, and avoid food prepared by anyone who has been ill until at least two days after symptoms have disappeared.
Engineers restored power to some reactors at the Fukushima Dai-Ichi plant over the weekend, although new concerns about food contamination appeared after radiation levels were detected in tap water near the complex.
Though there have been no incidents of sickness or death reported form this latest round of food contamination, at least 70 people became ill after consuming tainted pork in China in February 2009.
The wider food contamination controversy arose in mid-January when Irish food inspectors announced they had found horsemeat in some burgers stocked by a number of UK supermarket chains including Tesco, Iceland and Lidl.
The CDC performed the study to help the Food and Drug Administration and the USDA, the two main government agencies responsible for regulating food safety, to focus their efforts on preventing food contamination, Dr. Griffin said.
WSJ: Vegetables Are the Main Cause of Food-Borne Illness, CDC Study Finds
Contamination on farms and in processing facilities from bacteria such as salmonella, E. coli and listeria are often behind the large food recalls, but often food contamination takes place in home and restaurant kitchens, said Dr. Griffin.
WSJ: Vegetables Are the Main Cause of Food-Borne Illness, CDC Study Finds
Some of those critics have complained that the Shuanghui-Smithfield deal will exacerbate such problems as complex supply chains and food-contamination risks.
Lettuce and other leafy vegetables are healthy for you, but they are also the largest source of food-borne contamination in the U.S., according to a new government report.
WSJ: Vegetables Are the Main Cause of Food-Borne Illness, CDC Study Finds
"This is a really important step toward food safety standards that would prevent contamination whether it is produced in a food factory or being produced on a farm, " said Chris Waldrop, director of the Food Policy Institute at the Consumer Federation of America.
Contamination in food and water will be detected, and they will not be consumed.
The Food and Drug Administration will publish new voluntary guidelines to protect the nation's food supply against intentional contamination by terrorists.
As I listened to presentation after presentation from scientists who spend their working days trying to protect the public from contamination in food, I was struck by the fact that the real story about what the FDA does is almost impossible to convey to the public.
The goal would be to rejuvenate the environment and subsequently stop the contamination of the food chain.
Tests in those boroughs found meat in school meals did not contain either horsemeat or pork cross-contamination with halal food, said a spokeswoman.
BBC: Pork 'halal meat' scare: Meat pulled from schools' menus
Still, terrorism experts see agroterrorism, defined as the intentional contamination of the food supply with a goal of terrorizing the population and causing harm, as an increasing operational risk.
FORBES: Agroterrorism: Managing Risk In The Food Supply Chain
And so to Wednesday , where the EFRA Committee (at 2.45pm) takes evidence from the horse's mouth, (sorry), from the government, Tesco, Iceland and the Food Standards Agency on the contamination of beef products.
Thoroughly cooking eggs kills salmonella bacteria within, but there is still risk of cross-contamination if a food preparer doesn't properly wash kitchen utensils, such as whisks or spatulas, that came into contact with the raw eggs.
The culprit parasite, Toxoplasma gondii, can get into the food chain via cats faeces causing contamination of soil, water and plants.
The latest developments came as Mr Paterson held another meeting with the FSA, supermarkets and food producers to discuss the spreading horsemeat contamination scandal.
Any feces on the exterior of an egg shell poses a food safety threat from potential cross-contamination if, say, a consumer cracks open an egg then proceeds to prepare a salad with those same bacteria-riddled hands.
FORBES: Why American Eggs Would Be Illegal In A British Supermarket, And Vice Versa
Today, Japan still faces the possibility of nuclear meltdown and continued contamination of air, water, food and agriculture.
FORBES: Agroterrorism: Managing Risk In The Food Supply Chain
"Many Muslims are not buying processed food now because they are concerned there might be contamination, " he said.
Keeping unsafe items out of your food storage and preparation areas will reduce opportunities for cross-contamination.
Contrary to the claims of know-nothing critics like Bittman, such products are not only environmentally superior to conventional and (especially) organic offerings but would also offer the food industry a proven and practical means of tackling the fungal contamination at its source.
FORBES: Bittman of the 'New York Times': Always Out To Lunch
At least one school district has already warned parents that food served in its cafeterias was recalled because of possible E. coli contamination.
Retailers have agreed to carry out testing of beef products in the wake of horsemeat contamination concerns after several high-profile discoveries in supermarket and food manufacturers.
Officials have been able to conclude that the dolphins' deaths were not due to lack of food, interaction with fisheries, poisoning with pesticides, biotoxin poisoning or contamination by heavy metals.
Meanwhile, the Food Minister in Westminster, David Heath, said on Thursday that the contamination of meat sold in the UK and Ireland was "almost certainly a matter of criminality" and it was possible prosecutions could take place.
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