Feb 12 (Reuters) - Two more cases of norovirus have been confirmed in Kansas in a probe involving a Buffalo Wild Wings Inc restaurant, but the source could not be identified, a spokeswoman for the state health department's Johnson County office said.
The Johnson County Department of Health and Environment had said last week that out of the 10 people being tested, norovirus had been confirmed in one person.
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Kansas confirms 2 more norovirus cases in Buffalo Wild Wings probe
In this Aug. 16, 2007 file photo, a worker harvests romaine lettuce in Salinas, Calif. Leafy green vegetables were the leading source of food poisoning over an 11-year period, federal health officials say, Tuesday, Jan. 29, 2013. However, the most food-related deaths were from contaminated chicken and other poultry. (AP Photo/Paul Sakuma, File)
Salmonella can enter tomatoes through cracks and bruises in the fruit's skin. (Photo via Getty Images)
Raw fish, like in sushi and sashimi, carries a risk of salmonella. (Photo via Getty Images)
Fermented foods such as soy sauce can be a breeding ground for flies if they are not covered properly. (Photo via Getty Images)
Raw or undercooked eggs are linked to salmonella. (Photo by Russel Wasserfall, Getty Images)
Many wild mushrooms are poisonous to humans; be cautious of where you get them from. (Photo by Adam Gault, Getty Images)
The seeds of many fruits contain toxins that can be poisonous if consumed. (Photo via Tetra Images/Getty Images)
Oysters have been linked to several illness outbreaks, as they are often consumed raw and can carry any viruses from the water they were in. (Photo via Getty Images)
Soft cheeses, like brie and feta, can carry listeria. (Photo via Getty Images)
Sprouts require humid conditions to grow, which can also spur bacteria growth. (Photo by Tom Grill via Getty Images)
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The probe is related to a Buffalo Wild Wings' restaurant in Overland Park in suburban Kansas City.
"We have taken additional steps to conduct deep cleaning for norovirus at all Kansas City area restaurants," a spokesman for the company, known for its chicken wings, said in an email on Friday.