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image: Next Generation: Biological Pacemakers

Next Generation: Biological Pacemakers

By | July 16, 2014

Direct reprogramming of cardiac muscle cells into pacemaker cells gives pig hearts back their rhythm.

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image: Stem Cells for Autism?

Stem Cells for Autism?

By | July 15, 2014

Scientists express mixed enthusiasm over a trial to use cord blood stem cells as a treatment for autism.

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image: “Mucho” Ado About Nothing?

“Mucho” Ado About Nothing?

By | July 15, 2014

Linking a mold identified in a sample of recalled yogurt to consumer-reported illnesses may be premature, scientists say.

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image: HIV Returns in “Cured” Child

HIV Returns in “Cured” Child

By | July 11, 2014

A Mississippi girl who was thought to have been “functionally cured” of HIV as an infant once again harbors detectable levels of the virus.

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image: Another Alzheimer’s Blood Test?

Another Alzheimer’s Blood Test?

By | July 9, 2014

Researchers identify a set of proteins that can predict the development of Alzheimer’s disease-related dementia with 87 percent accuracy.

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image: New Catalog of Human Gut Microbes

New Catalog of Human Gut Microbes

By | July 9, 2014

An updated analysis of the gut microbiome extends the list of known bacterial genes to 9.8 million. 

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image: Human Gene Set Shrinks Again

Human Gene Set Shrinks Again

By | July 8, 2014

Proteomic data suggest the human genome may encode fewer than 20,000 genes.

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image: Mutations Pervade Mitochondrial DNA

Mutations Pervade Mitochondrial DNA

By | July 7, 2014

Pathogenic mutations in mitochondrial DNA are common in healthy people, according to a new study.

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image: Week in Review: June 30–July 4

Week in Review: June 30–July 4

By | July 4, 2014

STAP retractions; comparing SCNT-derived stem cells with iPSCs; malaria-infected mice more attractive to mosquitoes; stem cell banks face business challenges

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image: Protein Helps Cells Adapt—or Die

Protein Helps Cells Adapt—or Die

By | July 3, 2014

Scientists show how cell stress both prevents and promotes cell suicide in a study that’s equally divisive.

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