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image: RNA Moves a Memory From One Snail to Another

RNA Moves a Memory From One Snail to Another

By Ashley Yeager | May 14, 2018

Injecting molecules from a sea slug that received tail shocks into one that didn’t made the recipient animal behave more cautiously. 

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A new study reports that immune memory may contribute to neurodegenerative diseases.

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Mice who get less attention from their mothers have more copies of a common retrotransposon in the genomes of their hippocampal neurons.

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The variation may help explain why stocked salmon don’t fare as well in the ocean.

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Researchers use the technique to turn on Oct4 or Sox2 in mouse embryonic fibroblasts and convert them into pluripotent cells. 

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image: Learning Opens the Genome

Learning Opens the Genome

By Ruth Williams | January 17, 2018

Researchers map learning-induced chromatin alterations in mouse brain cells, and find that many affect autism-associated genes.

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image: High-Throughput Epigenetics Analyses

High-Throughput Epigenetics Analyses

By Jyoti Madhusoodanan | January 1, 2018

Emerging technologies help researchers draw mechanistic links between metabolism and epigenetic modification of DNA.

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After an initial wounding, genes needed for repair remain ready for action.

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The switch from maternal factors involves dynamic reprogramming of the zygotic genome.

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New technologies reveal the dynamic changes in mouse and human embryos during the first week after fertilization.

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