Despite false-positive test, Taylor Farms lettuce remains central to cyclosporiasis probe, FDA says
The Food and Drug Administration said Sunday that a lettuce sample previously reported as positive for Cyclospora was determined to be a false positive after further review. On Monday, the agency clarified that the corrected lab result “does not change the basis for FDA’s ongoing outbreak investigation or the overwhelming epidemiological data supporting the current [...]
7/20/2026 2:30:15 PM