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Radical Reversal

By | July 6, 2011

Free radicals, widely believed to promote cancer, may actually slow tumor growth.

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Top 7 in Cancer Biology

By | July 6, 2011

A snapshot of the most highly ranked articles in cancer biology and related areas, from Faculty of 1000

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image: RNAs regulate cell death

RNAs regulate cell death

By | July 5, 2011

Three RNAs expressed in the nucleolus mediate death in cells exposed to too much fat.

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Brain Cells Self-Amplify

By | July 5, 2011

A certain type of neural precursor does it all—replaces itself, differentiates into specialized brain cells, and multiplies into more stem-cell-like cells.

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image: Exosome Explosion

Exosome Explosion

By | July 1, 2011

These small membrane vesicles do much more than clean up a cell’s trash—they also carry signals to distant parts of the body, where they can impact multiple dimensions of cellular life.

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Americans Support Stem Cell Research

By | July 1, 2011

A new study finds that more than two thirds of Americans approve of the use of stem cells in research aiming to cure serious diseases.

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C-ing with the Lights Out

By | July 1, 2011

I the dark Arctic shallows one research finds heterotrophic marine bacteria doing a surprising amount of carbon fixing.

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image: Exosome Basics

Exosome Basics

By | July 1, 2011

Exosomes are small membrane vesicles secreted by most cell types. Internal vesicles form by the inward budding of cellular compartments known as multivesicular endosomes (MVE). 

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image: The Ninefold Ring

The Ninefold Ring

By | July 1, 2011

Editor’s Choice in Structural Biology

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Contributors

July 1, 2011

Meet some of the people featured in the July 2011 issue of The Scientist.

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