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Science News Archive February 2010 - Page 22


Page 22 of 22

Diabetes medication may help decrease BMI in obese adolescents

A lifestyle intervention program combined with metformin XR significantly decreased BMI in non-diabetic obese adolescents, with a small but statistically significant impact observed over 48 weeks. The study suggests that metformin may have an important role in treating adolescent obesity.

SourceJAMA Network·JournalArchives of Pediatrics and Adolescent Medicine·DateFeb 1, 2010

New discovery may expand availability of bone marrow transplants by stopping fatal complications

A new anti-inflammatory agent called ATL146e has been shown to limit and reverse the progression of graft-versus-host disease after bone marrow transplants. This breakthrough could make these potentially curative transplants safer and more widely used for individuals with inherited immunodeficiency diseases.

SourceFederation of American Societies for Experimental Biology·JournalJournal of Leukocyte Biology·DateFeb 1, 2010

'Peter Pan' apes never seem to learn selfishness

Researchers found bonobos never seem to learn how not to share, whereas chimps do as youngsters but grow out of it. Bonobos' behavior is shaped by their environment's abundance, leading to a 'Peter Pan world'. They shared like juveniles even after reaching adulthood, unlike chimps.

SourceDuke University·JournalCurrent Biology·DateFeb 1, 2010

The new civil defense: UC researchers look at public's role in national cybersecurity

UC researchers argue that citizen awareness and participation are essential for a robust cybersecurity strategy. They recommend a three-pronged approach: coordination between government agencies and business interests, engagement with the public about their role in cybersecurity, and education on safe computer practices.

SourceUniversity of Cincinnati·JournalJournal of Homeland Security and Emergency Management·DateFeb 1, 2010

News brief: Contrast agent with MRI improves detection of lymph nodes metastases

A new study found that adding a contrast agent to MRI improves the accuracy of detecting lymph node metastases. The researchers concluded that incorporating contrast enhancement in malignancy criteria improves diagnostic test accuracy, and histopathologic examination should still be used as a gold standard.

SourceJournal of the National Cancer Institute·JournalJNCI Journal of the National Cancer Institute·DateFeb 1, 2010

Engineers explore environmental concerns of nanotechnology

Researchers are exploring the environmental implications of nanotechnology, focusing on the fate and transport of natural and manufactured nanomaterials in ecosystems. Studies have shown that nanoparticles can be toxic if inhaled, and may undergo chemical transformations in the atmosphere, increasing their solubility and potential for ...