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image: How to Tell a Person’s “Brain Age”

How to Tell a Person’s “Brain Age”

By | May 22, 2017

Using brain scans and methylation markers, scientists develop ways to assess neurologic aging in humans.

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Harvesting lab-raised zebrafish based on their size led to differences in the activity of more than 4,000 genes, as well as changes in allele frequencies of those genes, in the fish that remained.

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image: More Details on How Pesticides Harm Bees

More Details on How Pesticides Harm Bees

By | May 3, 2017

Scientists report that thiamethoxam exposure impairs bumblebees’ reproduction and honey bees’ ability to fly.

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From fish harvests to cottonwood forests, organisms display evidence that species change can occur on timescales that can influence ecological processes.

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Guppies transplanted between different communities in Trinidadian streams evolved in response to changes in predation threat in just a few generations.

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image: An Epigenetic Aging Clock for Mice

An Epigenetic Aging Clock for Mice

By | April 21, 2017

Scientists predict rodents’ ages by assessing DNA methylation markers in various tissues.

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image: Migratory Eels Use Magnetoreception

Migratory Eels Use Magnetoreception

By | April 14, 2017

In laboratory experiments that simulated oceanic conditions, the fish responded to magnetic fields, a sensory input that may aid migration.

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At the annual American Association for Cancer Research meeting, researchers discuss the importance of understanding the epigenetic contributors to cancer progression and treatment response.

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image: Prominent Epigeneticist Dies

Prominent Epigeneticist Dies

By | March 8, 2017

The National Cancer Institute’s Amar Klar uncovered many of the intricacies of gene silencing and other heritable epigenetic alterations.

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SP140, an epigenetic reader protein mutated in a number of autoimmune disorders, is essential for macrophage function and preventing intestinal inflammation, scientists show. 

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