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Science News for August 11, 2010


Use of specialist retrieval teams to transport sick children to pediatric intensive care units is associated with reduced mortality

A study published in The Lancet found that specialist retrieval teams significantly reduce mortality rates among children transferred to pediatric intensive care units. Children admitted from other hospitals had better outcomes and lower mortality rates when transferred by specialist teams compared to non-specialist transfers.

SourceThe Lancet_DELETED·JournalThe Lancet·DateAug 11, 2010

Menstrual cramps may alter brain structure

A new study found that menstrual cramps can cause alterations in the brain's gray matter, even when pain is not present. Researchers discovered abnormal changes in specific brain areas involved in pain transmission and regulation, suggesting that the adolescent brain may be vulnerable to menstrual pain.

SourceElsevier Health Sciences·JournalPain·DateAug 11, 2010

Seeing melanoma

A new imaging technique, combining photoacoustic tomography and a smart contrast agent, produces three-dimensional images of melanoma with high accuracy. This enables surgeons to remove only the malignant tissue while maintaining clean margins.

Energy storage system deals with sudden draws on the grid

Researchers at the University of Leeds have developed an integrated system that stores excess energy and uses it to supply electricity during peak demand. This innovative system cuts greenhouse gas emissions by reducing nitrogen oxide emissions and capturing carbon dioxide in solid form for storage.

SourceUniversity of Leeds·JournalInternational Journal of Energy Research·DateAug 11, 2010

Using bone marrow stem cells to treat critically ill patients on verge of respiratory failure

A team led by Drs. Michael A. Matthay and Jae W. Lee found that bone marrow stem cells secreted a protein that restored the lung barrier, preventing fluid and other elements from entering the lungs. The study suggests that this therapy may be a viable option for preventing respiratory failure in critically ill patients.

SourceAmerican Society for Biochemistry and Molecular Biology·JournalJournal of Biological Chemistry·DateAug 11, 2010

Research links huntingtin to neurogenesis

New research reveals that abnormal huntingtin protein plays a crucial role in neurogenesis, challenging previous understanding of its function in adult neurons. The study demonstrates htt's involvement in cell division and neurogenesis, shedding light on the pathogenic mechanisms underlying Huntington's disease.

SourceCell Press·JournalNeuron·DateAug 11, 2010

Advance toward earlier detection of melanoma

Scientists have developed a substance to enhance visibility of skin cancer cells during scans, potentially leading to earlier detection and improved survival rates for patients with melanoma. The new technique uses photoacoustic tomography and a bioconjugated gold nanoparticle agent that targets skin cancer cells.

SourceAmerican Chemical Society·JournalACS Nano·DateAug 11, 2010

Best way to pour champagne? 'Down the side' wins first scientific test

A scientific study reveals that pouring champagne down the side of an angled glass preserves more carbon dioxide than pouring straight down the middle. The researchers also found that chilling champagne to 39 degrees Fahrenheit reduces carbon dioxide loss, making 'down-the-side' a winning method for preserving champagne's taste and fizz.

SourceAmerican Chemical Society·JournalJournal of Agricultural and Food Chemistry·DateAug 11, 2010

Perceived intentions influence brain response

A study by Trinity College Institute of Neuroscience found that people's brains respond differently to others' actions based on their perceived intentions. When generous behavior is framed as benefiting the group, participants showed a stronger neural response, indicating a greater liking for the action.

SourceCell Press·JournalNeuron·DateAug 11, 2010

Study shows behaviors and attitudes towards oral sex are changing

A study by University of Alberta researcher Brea Malacad reveals shifting behaviors and attitudes towards oral sex among young women. The findings indicate that while some view oral sex as less intimate than intercourse, others see it as equally or more intimate. Additionally, the research highlights the need for sex educators to catch...

SourceUniversity of Alberta·JournalThe European Journal of Contraception & Reproductive Health Care·DateAug 11, 2010