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image: Growth Hormone Guidance

Growth Hormone Guidance

By Jenny Rood | March 1, 2015

Intact growth hormone signaling pathways are needed for methionine restriction to extend mouse lifespan.

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Long Live Collagen

By Ashley P. Taylor | March 1, 2015

Increased collagen expression is a common feature of many different pathways to extended longevity in worms.

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Polymerase Pieces

By Jef Akst | December 1, 2014

Researchers discover a new subunit of a bacterial RNA polymerase—as well as hints of its potential role in defending against viruses.

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image: Mitochondria Munchers

Mitochondria Munchers

By Jyoti Madhusoodanan | November 1, 2014

Glial cells consume mitochondria released by neurons in the optic nerve.

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image: Cone Cell Correctors

Cone Cell Correctors

By Jyoti Madhusoodanan | October 1, 2014

In mice, adult cone cell outer segments and their visual functions deteriorate if two microRNAs are not present.

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Beneficial Brew

By Rina Shaikh-Lesko | June 1, 2014

Drinking green tea appears to boost the activity of DNA repair enzymes.

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image: The Telltale Tail

The Telltale Tail

By Rina Shaikh-Lesko | May 1, 2014

A symbiotic relationship between squid and bacteria provides an alternative explanation for bacterial sheathed flagella.

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Inactive Actin

By Anna Azvolinsky | May 1, 2014

Clathrin-mediated endocytosis shuts down during mitosis in eukaryotic cells because all of the required actin is hoarded by the cytoskeleton.

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image: Elusive Receptor ID’d

Elusive Receptor ID’d

By Kerry Grens | April 1, 2014

Scientists identify an extracellular ATP receptor in plants.

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image: Going Long

Going Long

By Abby Olena | April 1, 2014

Researchers discover a tool to trigger an uncommon strategy cancer cells can use to lengthen their telomeres.

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