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Science News for September 27, 2006


$20 million to expand seafloor observatory

The University of Victoria-led NEPTUNE Canada observatory will receive a significant boost in funding, allowing for expansion of its scope and scientific impact. The additional $20 million will enable more comprehensive studies on ocean-climate interactions, fisheries, gas hydrate deposits, and seafloor ecology.

Long-term outcomes for prostate cancer show IMRT Curative: 89 percent disease-free 8 years later

A study by Memorial Sloan Kettering Cancer Center found that high-dose intensity modulated radiation therapy (IMRT) achieved a 89% disease-free rate for patients with prostate cancer after an average of 8 years. The treatment also showed improved quality of life by reducing side effects and maintaining urinary continence.

SourceMemorial Sloan Kettering Cancer Center·JournalThe Journal of Urology·DateSep 27, 2006

Landmark study of islet transplantation reveals potential benefits in uncontrolled type 1 diabetes

A multicenter clinical trial confirmed the Edmonton Protocol's ability to safely promote long-term stabilization of blood sugar levels in 'brittle' diabetes patients, with some achieving insulin independence. Investigators also reported improved measures of blood glucose control and reversal of hypoglycemic unawareness.

SourceBenaroya Research Institute at Virginia Mason·JournalNew England Journal of Medicine·DateSep 27, 2006

Explaining the methane mystery

A decline in methane emissions from human activities in the 1990s led to slower growth of atmospheric methane levels. However, recent increases in emissions from human sources are offset by reduced wetland emissions, which could mask further rises in methane if drying trends are not reversed.

SourceCSIRO Australia·JournalNature·DateSep 27, 2006

UGA scientists engineer root-knot nematode resistance

Researchers at the University of Georgia have discovered a way to halt damage caused by root-knot nematodes, devastating plant pathogens worldwide. By genetically modifying plants with RNA interference, they've created crops resistant to all four most economically important species, offering a sustainable solution for growers.

SourceUniversity of Georgia·JournalProceedings of the National Academy of Sciences·DateSep 27, 2006