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A cell phone–based microscope can identify mutations in tumor tissue and image products of DNA sequencing reactions.

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image: Exploring the Epigenetics of Ethnicity

Exploring the Epigenetics of Ethnicity

By Anna Azvolinsky | January 11, 2017

Researchers attempt to estimate how much of the human genome’s methylation patterns can be attributed to genetic ancestry.

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image: Speaking of Science: 2016

Speaking of Science: 2016

By Bob Grant | December 19, 2016

Selected quotes from an eventful year

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A noninvasive microscopy technique that exploits NADH fluorescence enables researchers to observe how mitochondria alter their shape and arrangement in human tissue.

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image: Smoking-Linked Cancer Mutations Mapped

Smoking-Linked Cancer Mutations Mapped

By Anna Azvolinsky | November 3, 2016

Scientists produce a detailed genomic map of mutations and epigenetic changes associated with smoking tobacco across 17 tumor types. 

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image: Nixing NETs to Prevent Metastasis

Nixing NETs to Prevent Metastasis

By Ruth Williams | October 19, 2016

Researchers discover that neutrophil extracellular traps help cancers spread, and design enzyme-loaded nanoparticles to destroy them.

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Matching the immunological characteristics of donor retinal cells to those of the recipient can reduce the chance of rejection.

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image: Neonatal Gut Bacteria Might Promote Asthma

Neonatal Gut Bacteria Might Promote Asthma

By Anna Azvolinsky | September 12, 2016

Byproducts of gut microbes in some 1-month–old babies trigger inflammation that is linked to later asthma development, researchers find.

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image: One Receptor, Two Ligands, Different Responses

One Receptor, Two Ligands, Different Responses

By Ruth Williams | August 31, 2016

Host and bacterial ligands that interact with the same cell-surface receptor induce different activities in human macrophages. 

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The marsupials’ genomes show evidence of a rapid evolutionary response to selection imposed by devil facial tumor disease.

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