Medical research

Central signaling response found in mitochondrial energy diseases

Researchers have identified a master network of signaling molecules that acts like a "fuse box" to regulate the cellular effects of defective energy flow in mitochondrial respiratory chain diseases—a diverse set of difficult-to-treat ...

Medical research

A nanotech fix for nicotine dependence

A chemical component present in the nightshade family of plants is one of the world's most tenaciously addictive substances. It is the nicotine contained in tobacco and found in high concentrations in cigarettes. Smoking ...

Genetics

US court says human genes cannot be patented (Update 4)

The U.S. Supreme Court on Thursday unanimously threw out attempts to patent human genes, siding with advocates who say the multibillion-dollar biotechnology industry should not have exclusive control over genetic information ...

Health

Quit smoking? Vitamin E may give extra boost to heart health

Taking a specific form of a vitamin E supplement can accelerate the health benefits that occur when people quit smoking, new research suggests. In the small study, improvement in blood vessel function associated with the ...

Health

Health and environment: A closer look at plastics

Plastics have transformed modern society, providing attractive benefits but also befouling waterways and aquifers, depleting petroleum supplies and disrupting human health.

Oncology & Cancer

Abnormal DNA maintenance related to cancer

DNA, like houses and cars, needs ongoing maintenance. Rays of ultraviolet sunlight, chemical pollutants and normal biochemical processes in the cell can damage it. Cells routinely repair this damage before making proteins ...

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