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image: The First Americans

The First Americans

By Bob Grant | 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 Anna Azvolinsky | July 22, 2015

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

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image: HHS Partners on Ebola Drug

HHS Partners on Ebola Drug

By Jef Akst | July 22, 2015

The US Department of Health and Human Services will put nearly $20 million toward the development of an Ebola drug as Tekmira steps out of the space.

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image: French Teen in HIV Remission

French Teen in HIV Remission

By Bob Grant | July 22, 2015

An 18-year-old who was born with HIV but stopped taking antiretroviral drugs before she turned six has no detectable levels of the virus in her body.

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image: Genetic Variants Linked to Depression

Genetic Variants Linked to Depression

By Amanda B. Keener | July 20, 2015

Researchers link variations in two genes to cases of major depressive disorder in two large cohorts.

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image: Underground Immunity

Underground Immunity

By Kara Manke | July 16, 2015

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

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image: Mini Brains Model Autism

Mini Brains Model Autism

By Ruth Williams | July 16, 2015

Patient-derived organoids reveal autism spectrum disorder–associated anomalies.

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image: Toward Blood-based Cancer Detection

Toward Blood-based Cancer Detection

By Jyoti Madhusoodanan | 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 Jef Akst | 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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image: Novel Hantavirus Infection Method

Novel Hantavirus Infection Method

By Bob Grant | July 3, 2015

Researchers find that the potentially deadly virus uses cholesterol to gain access to cells.

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