Taylor Farms lettuce is still focus of cyclospora investigation despite false positive test ...

The FDA said that as of Sunday, it had not found any "confirmed positive sample results for product testing for Cyclospora." ...

FDA: Cyclospora outbreak data still points to Taylor Farms lettuce after false positive sample

The FDA said it reported a "false positive" for a diarrhea-causing parasite in a sample of Taylor Farms lettuce. Here's how ...