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Science News for January 13, 2006


Anti-adhesive layers leave no hope for insects

Researchers from Max Planck Institute for Metals Research and University of Hohenheim investigate the effect of two-layered crystalline wax on insect attachment. The upper layer contaminates insects' feet, while the lower layer reduces contact area between feet and substrate, resulting in slippery zone that traps insects.

SourceMax-Planck-Gesellschaft·JournalJournal of Experimental Biology·DateJan 13, 2006

Fat chance of becoming manic-depressive

A team of scientists from the University of New South Wales has identified a gene called FAT that is associated with an increased risk of bipolar disorder. The discovery was made using a multi-faceted approach that included studying families, patients, and therapeutic drug mouse models.

SourceUniversity of New South Wales·JournalMolecular Psychiatry·DateJan 13, 2006

Hospital volume doesn't explain racial disparity in cardiovascular procedure deaths

Researchers analyzed data from hundreds of thousands of heart surgeries and found African-American patients face a two-fold increased risk of post-procedure death. Despite better access to high-volume hospitals, racial differences in mortality rates remain, highlighting the need for quality improvement beyond hospital volume.

SourceAmerican College of Cardiology·JournalJournal of the American College of Cardiology·DateJan 13, 2006