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image: Epigenetics of Embryonic Stem Cells

Epigenetics of Embryonic Stem Cells

By Kate Yandell | May 14, 2013

Researchers track DNA modifications and gene expression in stem cells as they differentiate.

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image: Branching Out

Branching Out

By Dan Cossins | 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: Pluripotent Until Needed

Pluripotent Until Needed

By Beth Marie Mole | April 1, 2013

Microarrays help keep induced pluripotent stem cell lines in check, from start to finish.

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image: Smurf-y Old Age

Smurf-y Old Age

By Beth Marie Mole | April 1, 2013

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

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image: All In Proportion

All In Proportion

By Savraj S. Grewal | March 2, 2013

Drosophila insulin-like peptides (dILPs) regulate part of the signaling pathway that helps keep organs growing in proportion during development.

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image: Antibiotic Bouncer

Antibiotic Bouncer

By Kerry Grens | 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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image: Contributors

Contributors

By Beth Marie Mole | March 1, 2013

Meet some of the people featured in the March 2013 issue of The Scientist.

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image: Instant Messaging

Instant Messaging

By Savraj S. Grewal | March 1, 2013

During development, communication between organs determines their relative final size.

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image: Fellow Travelers

Fellow Travelers

By Dan Cossins | February 1, 2013

Collective cell migration relies on a directional signal that comes from the moving cluster, rather than from external cues.

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image: Go Forth, Cells

Go Forth, Cells

By Dan Cossins | February 1, 2013

Watch the cell transplant experiments in zebrafish that suggest certain embryonic cells rely on intrinsic directional cues for collective migration.

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