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Science News Archive April 2011 - Page 18


Page 18 of 26

Nanoparticles increase biofuel performance

A new study reveals that alumina nanoparticles enhance biodiesel combustion, increasing fuel efficiency while decreasing nitrogen oxide and carbon monoxide emissions. Researchers are now exploring other types of nanoparticles for potential engine lubrication and cooling systems.

SourceAmerican Institute of Physics·JournalJournal of Renewable and Sustainable Energy·DateApr 8, 2011

Cookies or careers?

A recent study published in Gender & Society reveals that scouting manuals steer girls towards arts and crafts while discouraging scientific pursuits. Meanwhile, boys are encouraged to pursue careers like engineering and science. The findings highlight the perpetuation of gender stereotypes in scouting organizations.

SourceSociologists for Women in Society·JournalGender & Society·DateApr 8, 2011

A world first: The discovery of a common genetic cause of autism and epilepsy

A new gene, SYN1, has been identified as a predisposing factor for both autism and epilepsy in individuals from Quebec. Mutations in this gene lead to impaired synaptic function, causing communication between neurons to break down. This study provides a key to understanding the comorbidity of these devastating diseases.

SourceUniversity of Montreal Hospital Research Centre (CRCHUM)·JournalHuman Molecular Genetics·DateApr 8, 2011

IPF drug fails in new trial

A new study found that taking bosentan did not improve health outcomes for patients with idiopathic pulmonary fibrosis (IPF). Researchers suggest a subset of IPF patients may still benefit from the drug, but further studies are needed to confirm this.

SourceAmerican Thoracic Society·JournalAmerican Journal of Respiratory and Critical Care Medicine·DateApr 8, 2011

Welders may be at increased risk for brain damage

Researchers found that welders had an average 11.7 percent reduction in dopamine markers in the brain compared to non-welders, suggesting potential neurotoxic effects from manganese exposure. The study also revealed brain changes consistent with manganese deposits, highlighting a potential public health concern for U.S. workers.

SourceWashU Medicine·JournalNeurology·DateApr 7, 2011

Treatment for depression a long-term solution

Research suggests that treatment for depression may have long-term benefits, with depressed adults who use antidepressants being three times less likely to be depressed eight years later. Cognitive behavioral therapy has also been shown to be effective in reducing symptoms of depression.

SourceUniversity of Alberta·JournalJournal of Psychiatric Research·DateApr 7, 2011