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Tumors backfire on chemotherapy

exosomes

Endothelial cells (blue/grey) internalizing exosomes (red) released from chemotherapy-treated tumors Some patients with breast cancer receive chemotherapy before the tumor is removed with surgery. This approach, called ‘neoadjuvant’...

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Tiny bubbles of bacterial mischief

exosomes

Margarethe (Meta) Kuehn studies vesicles — little bubbles that bud off bacterial membranes. All sorts of things may be tightly packed into these bubbles: viruses, antigens, and information a bacterium will need to make cells vulnerable to infection. But why do bacteria produce these small membrane...

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