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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: Microbial Fuel Factories

Microbial Fuel Factories

By | September 1, 2013

An archaeon takes the first steps toward making a liquid fuel from carbon dioxide and hydrogen gas.

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image: Shell Sculpture

Shell Sculpture

By | September 1, 2013

A mathematical model explains the physical mechanisms behind the formation of seashell spines, an insight that could shed light on the convergent evolution of the trait.

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image: Remodeling Myelin

Remodeling Myelin

By | August 1, 2013

New oligodendrocytes in the adult mouse brain appear to remodel existing myelin sheaths, which may fine-tune the speed of nerve impulses.

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image: Shushing RNA

Shushing RNA

By | August 1, 2013

The cell detains potentially harmful RNA messages in the spliceosome long enough to create interfering RNAs against the aberrant messages.

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image: Floppy Cells

Floppy Cells

By | July 29, 2013

Cell division in L-forms—bacterial variants that have no cell walls—could shed light on how primitive life forms replicated.

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image: Cool Genes

Cool Genes

By | July 1, 2013

A thermosensitive ion channel helps C. elegans live longer at cold temperatures.

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image: Groovy Color

Groovy Color

By | July 1, 2013

To control their color displays, squid fine-tune the optical properties of light-reflecting cells by rapidly expelling and imbibing water across a tightly pleated membrane

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image: Transport Breakdown

Transport Breakdown

By | July 1, 2013

Deficiencies in a cellular motor that carries a serotonin receptor are associated with anxiety in mice.

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image: Bird Bullies

Bird Bullies

By | June 1, 2013

Regular supplies of food for scavenger birds in Spain may not be the most effective conservation strategy, as smaller birds are bullied away.

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