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Science News for August 16, 2006


Brain's cannabinoid system 'mellows' seizures

Researchers discovered that the brain's endocannabinoid system provides 'on-demand' protection against seizures by modulating glutamatergic transmission in neurons. The study suggests that this system might be a prime target for drugs against epilepsy and neurodegenerative diseases.

SourceCell Press·JournalNeuron·DateAug 16, 2006
Apple iPhone 17 Pro

Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.

UK hospitals poorly prepared for a 'major incident,' say researchers

Despite recent atrocities, British hospitals remain poorly prepared for major incidents, with many lacking clear plans and regular rehearsal schedules. The survey found that only 54% of doctors were clear about their role in responding to a major incident, highlighting the need for improved preparation.

SourceBMJ Specialty Journals·JournalEmergency Medicine Journal·DateAug 16, 2006

African Americans have lower response rate to standard therapy for hepatitis C

A study found that African Americans with hepatitis C infection experience a lower response rate to peginterferon alfa-2a and ribavirin combination treatment compared to Caucasian Americans. The racial difference in viral responses was seen as early as the fourth week of treatment, with African Americans having a significantly lower su...

SourceAmerican Gastroenterological Association·JournalGASTROENTEROLOGY·DateAug 16, 2006

Northwestern receives Gates Foundation grant for medical diagnostics

Northwestern University has received a four-year, $4.9 million grant from the Bill & Melinda Gates Foundation to develop and produce affordable diagnostic devices for infectious diseases. The team will focus on two targeted products and work with commercial collaborators Abbott and Inverness Medical Innovations to improve test systems.

SourceNorthwestern University·DateAug 16, 2006
SAMSUNG T9 Portable SSD 2TB

SAMSUNG T9 Portable SSD 2TB transfers large imagery and model outputs quickly between field laptops, lab workstations, and secure archives.

Nickitas Georgas honored with ASBPA 2006 Education Award

Nickitas Georgas, a Ph.D. candidate at Stevens Institute of Technology, has won the ASBPA 2006 Education Award for his research on operational coastal wave forecasting models. The award includes a $500 cash stipend and recognition for furthering coastal or riverine systems science.

SourceStevens Institute of Technology·DateAug 16, 2006

Researchers identify human DNA on the fast track

A team of researchers discovered a novel RNA gene in the human genome that is rapidly evolving and plays a crucial role in brain development. The gene is transcribed into RNA in the brain and its changes are associated with schizophrenia and other mental disorders.

SourceHoward Hughes Medical Institute·JournalNature·DateAug 16, 2006

Ammonia-loving archaea win landslide majority

A recent study has found that crenarchaeota, a group of single-celled microbes, are the Earth's most abundant land-based creatures capable of oxidizing ammonia. This discovery challenges the long-held belief that bacteria were solely responsible for nitrogen cycles.

SourcePenn State·JournalNature·DateAug 16, 2006
Aranet4 Home CO2 Monitor

Aranet4 Home CO2 Monitor tracks ventilation quality in labs, classrooms, and conference rooms with long battery life and clear e-ink readouts.

Mapping the neural landscape of hunger

Studies have mapped brain regions and feeding cycles, but this study records neuronal activity across a full cycle of hunger-satiety-hunger. The researchers found that populations of neurons change their activity over the different phases of a feeding cycle, reflecting the physiological state of the animals.

SourceCell Press·JournalNeuron·DateAug 16, 2006

UA physicist discovers exotic superconductivity

Physicist Andrei Lebed has discovered exotic superconductivity where electron pairs exhibit both rotating and non-rotating behavior, breaking down conventional symmetry laws. This phenomenon is observed in strong magnetic fields and has significant implications for our understanding of quantum mechanics.

SourceUniversity of Arizona·JournalPhysical Review Letters·DateAug 16, 2006

TV effective 'painkiller' for kids

A small study found that TV effectively reduces kids' pain scores, with passive distraction being more effective than active distraction. Watching TV increases children's pain tolerance, making it a useful tool for minor procedures.

SourceBMJ Specialty Journals·JournalArchives of Disease in Childhood·DateAug 16, 2006

Researchers seek to solve mystery of natural HIV control

A large-scale haplotype-mapping study aims to identify genetic factors that enable some HIV-infected individuals to suppress viral replication without treatment. The study, known as the Elite Controller Collaborative Study, hopes to develop a first-generation HIV vaccine that can successfully suppress viral levels.

SourceMassachusetts General Hospital·DateAug 16, 2006
Creality K1 Max 3D Printer

Creality K1 Max 3D Printer rapidly prototypes brackets, adapters, and fixtures for instruments and classroom demonstrations at large build volume.

Brain gene shows dramatic difference from chimp to human

A study has found that a specific gene linked to brain development in humans differs dramatically from its counterpart in chimpanzees. The gene, called HAR1, has undergone significant changes over the past five million years, with 18 of its 118 letters changing between humans and chimps.

SourceUniversity of California - Davis·JournalNature·DateAug 16, 2006

Projected costs of stroke in the United States top $2 trillion dollars

Estimated costs of ischemic stroke in the US will exceed $2.2 trillion by 2050, with non-Hispanic whites facing a cost of $1.52 trillion and African Americans facing a higher per capita cost of $25,782. The study highlights ethnic disparities in stroke-related healthcare access and outcomes.

SourceAmerican Academy of Neurology·JournalNeurology·DateAug 16, 2006

New study links higher income with lower disability rates

A new study by UC Berkeley researchers found significant differences in disability rates between people of different income levels, even among those at the higher end of the spectrum. Those living above 600% of poverty had elevated odds of disability compared to their counterparts at 700% and higher.

SourceUniversity of California - Berkeley·JournalNew England Journal of Medicine·DateAug 16, 2006
DJI Air 3 (RC-N2)

DJI Air 3 (RC-N2) captures 4K mapping passes and environmental surveys with dual cameras, long flight time, and omnidirectional obstacle sensing.

Study shows long-term health effects from West Nile illnesses

A study of 49 patients diagnosed with West Nile fever found that half experienced ongoing health complaints, including fatigue, memory problems, and depression, similar to those who had more severe forms of the disease. The research suggests that West Nile virus may cause a spectrum of illness and damage to the brain.

SourceInfectious Diseases Society of America·JournalClinical Infectious Diseases·DateAug 16, 2006

Program works to build diverse new generation of computer scientists

The Wisconsin Emerging Scholars in Computer Science (WES-CS) program at UW-Madison is working to increase diversity in the field by recruiting underrepresented groups of freshmen and implementing parallel team-learning techniques. The program has seen success with its 'First-Year Interest Group' and innovative 'Digital Divide' course, ...

SourceUniversity of Wisconsin-Madison·DateAug 16, 2006

FSU biologists uncover mechanisms that shape cells for better or worse

Researchers at FSU have identified a key component in cell polarity formation in fruit fly eggs, which also play a role in human diseases like muscular dystrophy and some cancers. The study's findings could lead to a better understanding of how cell-to-cell communication occurs in other types of cells and organisms.

SourceFlorida State University·JournalProceedings of the National Academy of Sciences·DateAug 16, 2006

Healing potential discovered in everyday human brain cells

Scientists from the University of Florida have found that ordinary human brain cells can generate new brain tissue in mice and produce large amounts of new brain cells in culture. This discovery could potentially be used to fight Parkinson's disease, Alzheimer's disease, stroke, and other brain disorders.

SourceUniversity of Florida·JournalDevelopment·DateAug 16, 2006

MRI scans in premature infants can predict future developmental delays

Researchers used MRI scans to identify white matter and gray matter abnormalities in pre-term infants' brains, predicting risk of cognitive delays, cerebral palsy, and other neurodevelopmental challenges. The study found that nearly half of children born prematurely suffer some form of developmental delay.

SourceWashU Medicine·JournalNew England Journal of Medicine·DateAug 16, 2006
GoPro HERO13 Black

GoPro HERO13 Black records stabilized 5.3K video for instrument deployments, field notes, and outreach, even in harsh weather and underwater conditions.

Study finds MRSA most common cause of skin infections in patients presenting in nation's ER's

MRSA is the most common cause of skin and soft-tissue infections among patients presenting in emergency rooms across the country, according to a UCLA study. The infection was found to be resistant to commonly used antibiotics, emphasizing the need for clinicians to culture infections and prescribe effective medications.

SourceUniversity of California - Los Angeles·JournalNew England Journal of Medicine·DateAug 16, 2006

The IAU draft definition of 'planet' and 'plutons'

The IAU draft definition of a planet, which includes eight classical planets, three new 'plutons,' and Ceres, has been reached after two years of work. The definition states that a planet must be in orbit around a star and have sufficient mass to assume a hydrostatic equilibrium shape.

SourceInternational Astronomical Union·DateAug 16, 2006

Far away galaxy under the microscope

Scientists have discovered large, rotating disc galaxies that formed on a rapid time scale, just 3 billion years after the Big Bang. These findings reveal unprecedented details about the anatomy of these distant proto-disc galaxies, including their gas motions and star formation rates.

SourceESO·JournalNature·DateAug 16, 2006

Breaks in hibernation help fight bugs

A study by Penn State researchers found that breaks in hibernation may be an evolutionary mechanism to combat bacterial infections. Regular wake-ups help animals avoid serious infection while minimizing energy loss.

SourcePenn State·DateAug 16, 2006
Kestrel 3000 Pocket Weather Meter

Kestrel 3000 Pocket Weather Meter measures wind, temperature, and humidity in real time for site assessments, aviation checks, and safety briefings.

Study provides evidence that autism affects functioning of entire brain

A recent study found that autism is a global disorder affecting how the brain processes information, particularly when it becomes complicated. The study discovered that individuals with autism perform well in basic functioning tasks but struggle with complex tasks involving sensory perception, movement, and memory.

SourceNIH/Eunice Kennedy Shriver National Institute of Child Health and Human Development·JournalChild Neuropsychology·DateAug 16, 2006

Location, location, location!

Researchers discovered that brain neurons combine economic value and spatial information to control decision-making behaviors, contradicting the previous pure economic view. This study has implications for understanding human disorders such as addiction, depression, and obsessive-compulsive disorder.

SourceCold Spring Harbor Laboratory·JournalNeuron·DateAug 16, 2006

Two Rutgers nursing professors to explore nursing work environment

A study led by Rutgers College of Nursing faculty members will investigate the association between the nursing work environment and nurse-reported patient outcomes. The survey aims to gather data from 2,000 registered nurses practicing in dialysis centers across the US, focusing on adverse events and burnout.

SourceRutgers University·DateAug 16, 2006

Idursulfase is effective treatment for Hunter syndrome, clinical trial concludes

A pivotal clinical trial has found idursulfase effective in treating underlying enzyme deficiency in patients with Hunter syndrome. Weekly infusions of the enzyme replacement drug have been shown to improve symptoms such as joint stiffness, breathing difficulties, and coarsening of facial features.

SourceUniversity of North Carolina Health Care·JournalGenetics in Medicine·DateAug 16, 2006
Sky-Watcher EQ6-R Pro Equatorial Mount

Sky-Watcher EQ6-R Pro Equatorial Mount provides precise tracking capacity for deep-sky imaging rigs during long astrophotography sessions.

FSU geographer charting new territory with hurricane relief mapping

Florida State University geography Professor Mark W. Horner is developing new spatial models for disaster relief using satellite images and GIS to improve the allocation of disaster relief goods. His research aims to reduce errors in assessments and provide more accurate representations of factors such as response and travel time.

SourceFlorida State University·DateAug 16, 2006