'Dynamic duo' defenses in bacteria ward off viral threats

Scientists at the University of Southampton have discovered that bacteria can pair up their defense systems to create a formidable force, greater than the sum of its parts, to fight off attacks from phage viruses. Understanding ...

New aging mechanism discovered in nematodes

Even the genes and proteins that have been most closely studied are still far from having given up all their secrets. Like a Swiss Army knife, they have many different, often unknown functions.

Diesel exhaust may harm the immune system, trigger inflammation

Exposure to diesel exhaust particles triggers higher levels of inflammation, especially during a respiratory infection, according to researchers from the University of North Carolina at Chapel Hill. Researchers found that ...

Understanding the chemical communication between cells

Like the people they make up, cells communicate by bumping into one another and exchanging handshakes. Unlike people, cells perform these handshakes using the diverse range of sugar molecules coating their surface like trees ...

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