The Scientist

» physiology, culture and genetics & genomics

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image: TB over Time

TB over Time

By | August 1, 2015

Eighteenth-century DNA sequences yield insights into the history of tuberculosis infections.


image: Mouse Study Catalogs Gene Functions

Mouse Study Catalogs Gene Functions

By | July 29, 2015

A European consortium identifies phenotypes for 320 genes, assigning new functions for half.


image: AAAAA Is for Arrested Translation

AAAAA Is for Arrested Translation

By | July 24, 2015

Multiple consecutive adenosine nucleotides can cause protein translation machinery to stall on messenger RNAs.


image: The First Americans

The First Americans

By | July 23, 2015

Two genetic studies seeking to determine how people first migrated to North and South America yield different results.

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image: Antibiotic Resistance Can Boost Bacterial Fitness

Antibiotic Resistance Can Boost Bacterial Fitness

By | July 22, 2015

In some pathogenic bacteria, certain antibiotic resistance–associated mutations may also confer an unexpected growth advantage.


image: Underground Immunity

Underground Immunity

By | July 16, 2015

Arabidopsis thaliana defense hormones shape the plant’s root microbiome. 


image: Bone Marrow Makes New Fat Cells

Bone Marrow Makes New Fat Cells

By | July 16, 2015

The origins of adipocytes have been hotly debated, but a human study supports the idea that the bone marrow takes part. 


image: Calorie-Restricted Yeast Live Longer

Calorie-Restricted Yeast Live Longer

By | July 14, 2015

Calorie restriction in the organism extends lifespan, supporting a long-standing view that had been challenged by a study published last year.


image: Toward Blood-based Cancer Detection

Toward Blood-based Cancer Detection

By | July 7, 2015

Circulating tumor cells, exosomes, and DNA can improve the diagnosis of many cancers. But are liquid biopsies ready for prime time?

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image: CF Gene Therapy Shows Promise

CF Gene Therapy Shows Promise

By | July 6, 2015

The results of a Phase 2 trial suggest that delivering normal copies of the gene that causes cystic fibrosis may slow lung decline.


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