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image: A Shot in the Arm

A Shot in the Arm

By Edyta Zielinska | June 1, 2011

Decades of vaccine research have expanded our understanding of the immune system and are yielding novel disease-fighting tactics.

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image: Monkey mind control

Monkey mind control

By Jessica P. Johnson | May 27, 2011

Even while remaining motionless, macaques are able to increase the activity of a particular brain region, improving their concentration and search abilities.

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image: An Insoluble Problem?

An Insoluble Problem?

By Robert Michael Stroud | May 26, 2011

The challenges of crystallizing membrane proteins—and how they’re being overcome.

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image: Making the Gradient

Making the Gradient

By Karen Hopkin | May 25, 2011

Ron Kaback didn’t believe that electrochemical gradients could power the transport of sugars and amino acids across cell membranes—until he proved that they do.

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image: Andrew Carter: Dynein Trailblazer

Andrew Carter: Dynein Trailblazer

By Hannah Waters | May 25, 2011

Group Leader, Laboratory of Molecular Biology, Medical Research Council. Age: 36

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image: Compact Model T

Compact Model T

By Hannah Waters | May 25, 2011

Editor's choice in immunology

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image: Hangover Headache

Hangover Headache

By Hannah Waters | May 25, 2011

Editor's choice in neuroscience

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image: How zebrafish regrow limbs

How zebrafish regrow limbs

By Cristina Luiggi | May 19, 2011

Because of their ability to differentiate into any cell type, stem cells have been thought to play an important role in limb regeneration processes. 

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image: Pathogens linked to Parkinson's

Pathogens linked to Parkinson's

By Cristina Luiggi | May 19, 2011

Although pathogens have long been suspected to play a role in the neurodegeneration of Parkinson's and related diseases (see our December 2010 feature), very little is understood about the mechanics of the process. 

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image: Lung stem cells -- for real?

Lung stem cells -- for real?

By Jef Akst | May 14, 2011

There's good, stem cell-related news for another organ this week -- the lung. Researchers say they have found lung stem cells, which may hold therapeutic value for repairing damaged respiratory tissue, according to a study published this week in the New England Journal of Medicine (NEJM).

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