Task: Answer Verification
Input (English): Question: Do well-known quorum sensing inhibitors affect bacterial quorum sensing-regulated bean sprout spoilage?
Answer: Among the several well-known QSI compounds, only PenS-AHL and HepS-AHL, inhibited QS-regulated protease activity of Pectobacterium A2JM in broth cultures, but had no effect on bean sprout spoilage.
Output (English): no