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image: Exosome Tentacles

Exosome Tentacles

By | March 1, 2014

Unlike the usual smooth, spherical shape of exosomes, glioblastoma-derived exosomes appear to have long nanofilaments protruding from their surfaces.

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image: Avoiding Salt

Avoiding Salt

By | January 1, 2014

In a newly identified tropism, plant roots steer clear of salinity.

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image: Bacterial Persisters

Bacterial Persisters

By | January 1, 2014

A bacterial gene shuts down the cell's own protein synthesis, which sends the bacterium into dormancy and allows it to outlast antibiotics.

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image: Intracellular Spirals

Intracellular Spirals

By | December 1, 2013

Membrane twists connect stacked endoplasmic reticulum sheets.

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image: Flexible Cells

Flexible Cells

By | September 1, 2013

When stretched, lung cells signal to each other by releasing ATP.

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image: Sharing the Load

Sharing the Load

By | May 1, 2013

By varying the size of their steps, dynein motor proteins work effectively as teams to carry heavy loads around the cell.

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image: Branching Out

Branching Out

By | April 1, 2013

Satellites of the Golgi apparatus generate the microtubules used to grow outer dendrite branches in Drosophila neurons.

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image: Mighty Modifications

Mighty Modifications

By | April 1, 2013

Histone acetylation levels keep intracellular pH in check.

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image: Smurf-y Old Age

Smurf-y Old Age

By | April 1, 2013

Flies turning blue help researchers link the deterioration of the intestinal barrier to age-related death.

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image: Antibiotic Bouncer

Antibiotic Bouncer

By | March 1, 2013

Contrary to previous assumptions that macrolide antibiotics completely block the exit tunnel of ribosomes, new evidence shows that some peptides are allowed to pass.

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