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Science News Archive February 2014 - Page 6


Page 6 of 30

Stand-alone facility for organ retrieval is more efficient, less costly than hospital

A new study by transplant surgeons at Washington University School of Medicine found that moving organ donors from hospitals to a regional stand-alone facility significantly reduces costs and improves efficiency. The average cost of retrieving a liver dropped 37% after the change, while travel time for surgeons was reduced from 8 hours...

SourceWashU Medicine·JournalAmerican Journal of Transplantation·DateFeb 25, 2014

NHS Scotland reduces post-code lottery for hip replacement surgery

Scotland achieved a reduction in postcode lottery for hip replacement surgery through NHS expansion, improving geographical inequalities and increasing access to treatment. The Scottish government's decision to run the Golden Jubilee National Hospital as an NHS center contributed to these reductions.

SourceSAGE·JournalJournal of the Royal Society of Medicine·DateFeb 25, 2014

Magnetic medicine

Researchers trained immune cells of mice to fight melanoma using nanoparticles and magnetic fields, with treated tumors stopping growth and six out of eight mice surviving for over four weeks. The study uses artificial antigen-presenting cells to activate naive T cells, revealing a key difference in cancer-fighting cells.

SourceJohns Hopkins Medicine·JournalACS Nano·DateFeb 25, 2014

Can babies learn to read? No, NYU study finds

Researchers at NYU's Steinhardt School of Culture, Education, and Human Development found no evidence that baby media products teach reading skills to infants. However, the study did reveal an undeniable effect on parents - their increased confidence in their children's vocabulary development

SourceNew York University·JournalJournal of Educational Psychology·DateFeb 25, 2014

Air Force aircraft returned from Vietnam is postwar source of Agent Orange contamination

A study by Columbia University's Mailman School of Public Health reveals that Air Force reservists who flew in dioxin-contaminated aircraft after the Vietnam War were exposed to higher levels of dioxin than previously acknowledged. The findings challenge the current position held by the Air Force and VA.

New clues found to preventing lung transplant rejection

Researchers found that memory T cells play a crucial role in lung transplant acceptance, suggesting that current immune-suppression strategies may contribute to organ rejection. The study aims to develop new strategies to selectively target immunosuppression in lung transplants and boost the ability of memory T cells.

SourceWashU Medicine·JournalJournal of Clinical Investigation·DateFeb 25, 2014

Analysis: 32 years of US filicide arrests

A study of US filicide arrests over 32 years found that men are as likely to kill infants as women, and stepchildren are not more likely than biological children to die at their parents' hands. The data also revealed that fathers were more likely to be the alleged murderers of adult children.

SourceBrown University·JournalForensic Science International·DateFeb 25, 2014

Water is detected in a planet outside our solar system

A team of scientists at Penn State University has detected water vapor in the atmosphere of a hot-Jupiter exoplanet, tau Boötis b. This discovery could help researchers understand how many planets like Earth exist throughout the universe and provides new insights into the formation and evolution of exotic hot-Jupiter planets.

SourcePenn State·JournalThe Astrophysical Journal Letters·DateFeb 24, 2014

On the road to Mottronics

Scientists at Lawrence Berkeley National Laboratory's Advanced Light Source have demonstrated the ability to control the conducting/insulating phases of ultra-thin films of Mott materials using epitaxial strain. This breakthrough could lead to more efficient transistors and memories with higher energy efficiencies and faster switching ...

SourceDOE/Lawrence Berkeley National Laboratory·JournalNature Communications·DateFeb 24, 2014

JCI early table of contents for Feb. 24, 2014

Researchers found that PPAR-γ agonists can reverse emphysema development despite continuous exposure to cigarette smoke. Additionally, a compound enhancing glutamate uptake improved ALS symptoms and extended lifespan in mice. Increased autophagy also contributed to BRAF inhibitor resistance in melanoma patients.

SourceJCI Journals·JournalJournal of Clinical Investigation·DateFeb 24, 2014

JCI online ahead of print table of contents for Feb. 24, 2014

Researchers evaluated the effectiveness and safety of an anti-FGF23 antibody in patients with X-linked hypophosphatemia, finding improved renal phosphate reabsorption and increased serum phosphate levels. Additionally, studies on natural killer cells suggest that targeting specific ligands may enhance cancer therapies by protecting tum...

SourceJCI Journals·JournalJournal of Clinical Investigation·DateFeb 24, 2014

New risk gene illuminates Alzheimer's disease

A new gene has been isolated that plays a causal role in the development of Alzheimer's disease. The gene affects amyloid-beta protein accumulation, leading to brain damage and disease progression. This breakthrough could lead to new avenues for therapeutic design and early detection methods.

SourceSimon Fraser University·JournalProceedings of the National Academy of Sciences·DateFeb 24, 2014

Marine algae can sense the rainbow

A new study revealed that marine algae can detect a range of colors beyond red light, allowing them to adapt to changing environments. This innovation has significant implications for understanding photosynthetic life and potentially improving food production by teaching crops to grow in various light conditions.

SourceCIFAR·JournalProceedings of the National Academy of Sciences·DateFeb 24, 2014

Creating animated characters outdoors

Researchers from Saarland University have developed a method to capture actors' movements and transfer them to virtual characters in near real-time. This technology allows for more efficient and user-friendly motion capturing, enabling the creation of animated characters outdoors without markers.