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A study finds that the vaccine’s effects wear off as a person ages, suggesting a need for booster shots.

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image: Kathy Matthews, <em>Drosophila</em> Geneticist, Dies

Kathy Matthews, Drosophila Geneticist, Dies

By Kerry Grens | March 20, 2018

For decades, Matthews led two important repositories for fruit fly research: the Bloomington Drosophila Stock Center and FlyBase.  

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In response to short DNA fragments, lymphocytes release mitochondrial DNA that helps trigger an immune response.

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image: Parasitologist, Reprogrammed: A Profile of David Roos

Parasitologist, Reprogrammed: A Profile of David Roos

By Anna Azvolinsky | March 1, 2018

After discovering a novel organelle found in protozoan parasites, the University of Pennsylvania’s Roos created a widely used eukaryotic pathogen database.

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image: Eat Yourself to Live: Autophagy’s Role in Health and Disease

Eat Yourself to Live: Autophagy’s Role in Health and Disease

By Vikramjit Lahiri and Daniel J. Klionsky | March 1, 2018

New details of the molecular process by which our cells consume themselves point to therapeutic potential.

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image: Stem Cell Vaccine Protects Mice From Cancer

Stem Cell Vaccine Protects Mice From Cancer

By Ruth Williams | February 15, 2018

Stem cells and cancer cells have enough molecular similarities that the former can be used to trigger immunity against the latter.

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The test uses levels of plasma amyloid-β to estimate the buildup of protein plaques in the brain.

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image: How Viruses Attack Plants

How Viruses Attack Plants

By Claire Asher | February 1, 2018

Viruses are incapable of reproducing without the help of a host, whose cells copy their genetic material and fabricate the building blocks of new virus particles.

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image: Researchers Learn from Plant Viruses to Protect Crops

Researchers Learn from Plant Viruses to Protect Crops

By Claire Asher | February 1, 2018

Plants are locked in an ancient arms race with hostile viruses, but genome editing is giving crops the upper hand.

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The findings more than double the number of known defense mechanisms, piquing the interests of molecular biology tool developers.

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