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image: Penetrating the Brain

Penetrating the Brain

By | November 1, 2013

Researchers use molecular keys, chisels, and crowbars to open the last great biochemical barricade in the body—the blood-brain barrier.

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image: Drug-Resistant TB Underdiagnosed

Drug-Resistant TB Underdiagnosed

By | October 25, 2013

At least three-quarters of drug-resistant tuberculosis cases have not been detected, according to the World Health Organization.  

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image: Evolving Pain Resistance

Evolving Pain Resistance

By | October 24, 2013

Grasshopper mice harbor mutations in a pain-transmitting sodium channel that allow them to prey on highly toxic bark scorpions.

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image: FDA Considers Three-Parent IVF

FDA Considers Three-Parent IVF

By | October 17, 2013

The US regulatory agency will meet next week to discuss whether to allow human trials of a technique that combines the genetic information of three adults.

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image: Fighting Viruses with RNAi

Fighting Viruses with RNAi

By | October 10, 2013

The long-debated issue of whether mammals can use RNA interference as an antiviral defense mechanism is finally put to rest.

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image: Mislabeled Microbes Cause Two Retractions

Mislabeled Microbes Cause Two Retractions

By | October 10, 2013

Two papers on plant immunity have been retracted, and questions remain about others with similar results. 

9 Comments

image: Pot Not Linked to Poor Health

Pot Not Linked to Poor Health

By | September 24, 2013

Marijuana use does not correlate with negative health outcomes or hospitalizations, a study has found.

26 Comments

image: New Organelle: The Tannosome

New Organelle: The Tannosome

By | September 23, 2013

Researchers identify a structure in plants responsible for the production of tannins.

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image: Inducing Pluripotency Every Time

Inducing Pluripotency Every Time

By | September 18, 2013

By removing a single gene, adult cells can be reprogrammed into a stem-like state with nearly 100 percent efficiency.

3 Comments

image: CDC Charts Antibiotic Resistance Threat

CDC Charts Antibiotic Resistance Threat

By | September 16, 2013

The agency estimates that at least 23,000 people in the U.S. die each year as a result of antibiotic-resistant infections. 

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