Cranberry aid for assay

Cranberry juice, often used to stave off urinary-tract infections caused by Escherichia coli, also keeps the bacteria from reducing a biosensor’s specificity, scientists report.

Past research had shown that cranberry juice fights the infections by stopping E. coli from adhering to human cells. Frances S. Ligler, Brandy Johnson-White, and their colleagues at the Naval Research Laboratory in Washington, D.C.,