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Research in human patients and mice reveals the role of the circadian clock in the risk of heart damage at different times of day.

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With the arrival of a new class of single-nucleotide editors, researchers can target the most common type of pathogenic SNP in humans.

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image: Image of the Day: Goo for Growing Organoids

Image of the Day: Goo for Growing Organoids

By The Scientist Staff | October 24, 2017

Scientists engineered a synthetic, nutrient-rich gel that feeds growing organoids as they mature from human pluripotent stem cells into 3-D bowels.

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Tissue recipients were treated as “guinea pigs,” says investigation leader.

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image: Damage Patroller

Damage Patroller

By Anna Azvolinsky | October 1, 2017

Stephen Elledge has built a career studying how eukaryotic cells maintain genomic integrity.

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The 38-year-old synthetic biologist comes from a long line of tinkerers and engineers.

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image: Live Cell Extractions

Live Cell Extractions

By Ruth Williams | October 1, 2017

Nanostraws that collect specimens from cells without killing them allow for repeated sampling.

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image: Microglia Turnover in the Human Brain

Microglia Turnover in the Human Brain

By Shawna Williams | October 1, 2017

Researchers find that about a quarter of the immune cells are replaced every year.

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Pauses may help cells fine-tune gene expression.

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image: Infographic: Macrophages Around the Body

Infographic: Macrophages Around the Body

By Claire Asher | October 1, 2017

In addition to circulating in the blood as immune sentinels, macrophages play specialized roles in different organs around the body.

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