21.   They also may carry salmonella bacteria.

22.   Though typically associated with undercooked eggs, chicken or other meats, the salmonella bacteria can be carried on raw fruits and vegetables, too.

23.   When it moved into a new area and mated with indigenous fruit flies, only those offspring that carried the bacterium were fertile.

24.   Whereas most people who carry the bacterium do not get sick, three million people still die from the disease each year.

25.   Crunchy raw sprouts are full of nutrition -- but too often, they also carry dangerous bacteria that can cause food poisoning.

26.   Health officials said about one quarter of the population always carried the bacteria, with no problems.

27.   Much of the water from village ponds and rivers carries bacteria causing diarrhea and cholera, which are among the biggest killers in rural areas.

28.   Some critics of the bill suggested that old butts could carry enough bacteria to make handlers sick.

29.   The outbreak has been linked to tainted school lunches, but authorities are still trying to pinpoint the type of food that is carrying the bacteria.

30.   The two medications seemed to be equally effective, even on those people who were not carrying the bacteria.