Volume 574 Issue 7780



News Features

News & Views

Senescent cells feed on their neighbours p.635

Chemotherapy-treated cancer cells that enter a non-dividing state called senescence can nevertheless boost cancer growth. The finding that these cells eat neighbouring cells reveals a mechanism that enables senescent cells to persist.

doi: 10.1038/d41586-019-03271-3

Bacterial twist to an antiviral defence p.638

The discovery of an antiviral defence system in bacteria that shares some components with a key antiviral defence pathway in animals provides insight into how this important response might have evolved.

doi: 10.1038/d41586-019-02974-x