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New results help to understand why many patients remain weak for years after surviving sepsis.

When fleshy algae take over coral reefs they stimulate bacteria to grow, leading to loss of oxygen in the water surrounding the reef.

The fungus that causes corn smut disables a regulator of the cell cycle via a two-step process to stop its cells dividing before it penetrates the plant’s tissues.

Different Notch ligands promote different cell types in the mouse lung.

Removing neutrophils alleviates chronic itch in mice with an eczema-like condition.

When roundworms get a gut infection from disease-causing bacteria, signals from their gut teach them to avoid the same bacteria in the future.

When bacteria evolve resistance to one antibiotic, they may become more sensitive to another depending on a set of previously unknown factors.

Lymphatic vessels support the regeneration of damaged heart tissue in zebrafish and might make a good target for therapies to promote recovery after heart attacks.