FDA back to square one on source of cyclosporiasis outbreak after Taylor Farms false positive

The investigation into the source of the cyclosporiasis outbreak is going back to the drawing board after the Food and Drug Administration said a sample of Taylor Farms shredded lettuce produced a false positive result.

Taylor Farms, a California-based produce farm and supplier, announced a voluntary 27-state recall of its shredded iceberg lettuce on Friday […] ...