"But there is just no evidence so far of anyone being infected through cross-contamination."

If so, the reason may have been just a case of cross-contamination, as happens in even the best laboratories.

Now, I just don't see how that's possible unless there's been some sort of cross-contamination.

For experiments where cross-contamination from one experiment to the next can become a problem.

This is a breeding ground for cross-contamination, thanks to dirty hands.

Are there safeguards in place to prevent cross-contamination of food?

Cross-contamination by cell reuse is expected to be less than 5%.

Was it a case of cross-contamination with another letter?

You examined the tractor driver, and now we have possible cross-contamination of evidence.

But they did not think cross-contamination could cause inhalation anthrax.

Cielo claimed the positive drug test was a result of a cross-contamination.

Some have looked to cross-contamination at restaurants as a more probable cause of the outbreak.

There were no significant production scheduling problems or cross-contamination.

Cell line cross-contamination can be a problem for scientists working with cultured cells.

The final step is people should always have sanitized hands in order to further reduce the chances of cross-contamination.

The findings, however, have never been confirmed or repeated, leading some researchers to believe the results were the result of cross-contamination.

Wash your hands, utensils and work surfaces to prevent cross-contamination.

Cleaning and preventing cross-contamination are both essential to make sure the food you serve is safe to eat.

Many food service and health care providers use these eggs to prevent cross-contamination in their kitchens.

"And this so-called cross-contamination would have happened how, exactly?"

Wipe up any spills in your refrigerator immediately, to prevent cross-contamination.

To make sure there is no cross-contamination between product runs of different drugs, various cleaning procedures are performed.

The first cross-contamination occurred during that patient's 1997 admission.

In terms of food safety, especially avoiding cross-contamination, the warehouse is state of the art.

We accept the need to introduce additional and stricter requirements to avoid cross-contamination.