Immune cells have a 'sense of touch,' scientists discover

Scientists have long believed that tissue-resident memory T cells—which remain in tissues after an infection has cleared and respond rapidly if the threat returns—are shaped primarily by biochemical signals. A McGill University–led ...

Super-resolution imaging reveals details inside living cells

A new fluorescence microscopy technique that generates super-resolution images from a single camera exposure could help researchers study rapid movements within cells that are difficult to capture with existing methods.

Pumping antibiotics out: A new route to bacterial drug resistance

Bacteria can survive antibiotics in several ways, including by pumping the drugs out of their cells before they can take effect. Researchers at the University of Osaka have discovered a previously unknown mechanism that allows ...

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