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Long Live Collagen

By | March 1, 2015

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

3 Comments

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Rethinking Telomeres

By | March 1, 2015

Not only do telomeres protect the ends of chromosomes, they also modulate gene expression over cells’ lifetimes.

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B Cell Bosses

By | February 1, 2015

Gut bacteria in mice spur regulatory B cells to differentiate and release an anti-inflammatory cytokine.

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Nibbled? No Problem

By | February 1, 2015

Making extra copies of their genomes allows some plants to better withstand damage.

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Mitochondria Munchers

By | November 1, 2014

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

1 Comment

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Cone Cell Correctors

By | 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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image: A Long Line of LINEs

A Long Line of LINEs

By | September 1, 2014

Different mechanisms repress mobile DNA elements in human embryonic stem cells depending on the elements’ evolutionary ages.

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Sexless Hook-Up

By | September 1, 2014

Genome fusion at stem graft junctions can generate new plant species.

1 Comment

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Beneficial Brew

By | June 1, 2014

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

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image: Long-Distance Call

Long-Distance Call

By | May 1, 2014

Neurons may use interferon signals transmitted over great distances to fend off viral infection.

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