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Straight from the heart

Proteins in the blood could warn of transplant rejection

Allergy test is good news for mice

Part of the gang

Who needs cells?

Cancer screening that’s as simple as spitting

Reservoir sheep

Spot the difference

Pufferfish make do with less

Secrets of the suicidal blood cell

Gut reaction

Burrowing bacterium may have met its match in new vaccine

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The Genesis project

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Ignorance is bliss

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Send in the genes

Humans

Sexually repressed