Quorum-sensing signals control when bacteria turn deadly

Friday, September 19, 2014 - 11:01 in Biology & Nature

No matter how many times it’s demonstrated, it’s still hard to envision bacteria as social, communicating creatures. But by using a signaling system called “quorum sensing,” these single-celled organisms radically alter their behavior to suit their population. Chemists now report that they have been making artificial compounds that mimic the natural quorum-sensing signals.

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