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Science News Archive September 2009 - Page 5


Page 5 of 24

Cost-savings of colorectal cancer screening as treatment costs increase

A new study found that investing in colorectal cancer screening programs could reduce treatment costs by more than half. The study suggests that the increasing use of expensive cancer drugs will make screening programs more cost-effective, making them a desirable investment for governments and insurance companies.

SourceJournal of the National Cancer Institute·JournalJNCI Journal of the National Cancer Institute·DateSep 24, 2009

Babies see it coming

A new study shows that infants as young as five months old have established neural pathways to sense looming danger. As they become more mobile, their ability to process this information improves, with more mature infants able to respond faster.

SourceSpringer·JournalZeitschrift für Didaktik der Naturwissenschaften·DateSep 24, 2009

Study dispels myth that new residents cause increase in medical errors in July

A new study published in the Journal of the American College of Surgeons found no evidence of a 'July Phenomenon', where more medical errors occur due to new residents, despite widespread belief. The study analyzed data from a trauma registry and showed no differences in patient outcomes between July and other months.

SourceWeber Shandwick Worldwide·JournalJournal of the American College of Surgeons·DateSep 24, 2009

Caltech scientists get detailed glimpse of chemoreceptor architecture in bacterial cells

Researchers used state-of-the-art electron microscopy techniques to study chemoreceptors in bacteria, finding a consistent lattice structure with hexagonal symmetry across 13 different species. This discovery may provide insights into complex signaling pathways and the evolution of bacterial cells.

SourceCalifornia Institute of Technology·JournalProceedings of the National Academy of Sciences·DateSep 24, 2009

Genetic discovery could break wine industry bottleneck, accelerate grapevine breeding

German researchers have uncovered new details about the heredity of Vitis varieties in cultivation today, potentially breaking a bottleneck in the progress of the wine industry. They discovered a double mutation that could lead to more accurate classification tools and effective marker-assisted breeding methods.

SourceTechnical University of Munich (TUM)·JournalJournal of Agricultural and Food Chemistry·DateSep 24, 2009

Room's ambience fingerprinted by phone

Researchers at Duke University have developed SurroundSense, an app that uses phone features to create a unique fingerprint of a space. The system achieves an average accuracy of 87% when all sensing capabilities are used, allowing it to tell whether a user is in a bar or a Target store.