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image: Learning Opens the Genome

Learning Opens the Genome

By | 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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Researchers identify patterns of neural activity ranging from a few days to four weeks in individuals with epilepsy.

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image: Primary Cilia in Neurons Linked to Obesity

Primary Cilia in Neurons Linked to Obesity

By | January 8, 2018

Three studies—one of mice and two of human genetics—describe the role of two proteins, adenylyl cyclase and melanocortin 4 receptor, in the development of obesity and diabetes. 

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image: Photos of the Year

Photos of the Year

By | December 25, 2017

From a plastic-munching coral to see-through frogs, here are The Scientist’s favorite images from 2017.

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image: Hibernating Rodents Feel Less Cold

Hibernating Rodents Feel Less Cold

By | December 19, 2017

Syrian hamsters and thirteen-lined ground squirrels are tolerant of chilly temperatures, thanks to amino acid changes in a cold-responsive ion channel. 

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Upping a gene’s expression in rat brains made them better learners and normalized the activity of hundreds of other genes to resemble the brains of younger animals.

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Single-cell genome analyses reveal the amount of mutations a human brain cell will collect from its fetal beginnings until death.

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In people with epilepsy, transcranial alternating current stimulation (tACS) does not affect memory-related brainwaves as widely claimed, researchers report.

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image: Opinion: How to Define Cell Type

Opinion: How to Define Cell Type

By , , and | November 1, 2017

Advances in single-cell technologies have revealed vast differences between cells once thought to be in the same category, calling into question how we define cell type in the first place.

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image: The Weird Growth Strategy of Earth’s First Trees

The Weird Growth Strategy of Earth’s First Trees

By | October 24, 2017

Ancient fossils reveal how woodless trees got so big: by continuously ripping apart their xylem and knitting it back together.

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