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Science News Archive - February 02, 2009

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A set of bones discovered in 2003 have sparked a five-year feud in the scientific world.

Hundreds of peanut products are being recalled as the U.S. Food and Drug Administration conducts a criminal investigation into a major Salmonella outbreak. The FDA announced Friday it is involved in a criminal investigation of the Peanut Corp.

Anyone with a sweet tooth knows that too much of a good thing can lead to negative consequences. The same can be said about the signals that help maintain nerve cells, as demonstrated in a new study of myelin, a protein key to efficient neuronal transmission.

A team of Arizona psychologists, geneticists and neuroscientists has reported that a safe and effective drug used to treat vascular problems in the brain has improved spatial learning and working memory in middle-aged rats.

A transcription factor known to drive the formation of fibroblasts during development also promotes their ability to invade and remodel surrounding tissues, report Rowe et al. in the February 9, 2009 issue of the Journal of Cell Biology.

Scientists in Florida report that adding an edible mushroom-like fungus to grapefruit juice may help to reduce the serious side effects that can occur when people taking certain prescription drugs drink grapefruit juice. Their study is in the January 14 edition of the ACS' bi-weekly Journal of Agricultural and Food Chemistry.

The idea of ecosystem services is a promising conservation concept but has been rarely put into practice. In a special issue of the journal Frontiers in Ecology and the Environment, researchers use novel tools to report some of the first quantifiable results that place values on nature's services to humans.

The United States is one of the most important crop production areas in the world, so its vulnerability to crop pests is a vital concern. Ten such pests are estimated to enter the country every year, and the federal government spends more than $1 billion annually on research, emergency response, and education related to crop pests.

A drug used to improve blood flow to the brain also could help improve learning and memory and reduce the risk of Alzheimer's disease, according to a new study released today by investigators at the Translational Genomics Research Institute (TGen) and Arizona State University.

Word of the Day
shavie
  • A trick or prank.
The word 'shavie' is related to 'shave'.