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Science News for April 27, 2009


The Millennium Development Goals are failing the poorest children

The Millennium Development Goals are failing to address high under-five child mortality amongst the country's most vulnerable groups. The goal of reducing average under-5 mortality by two-thirds by 2015 may be achieved, but inequity will persist if resources are allocated solely based on averages

SourcePLOS·JournalPLOS Medicine·DateApr 27, 2009

Packard/Stanford study suggests two causes for bowel disease in infants

A new study from Lucile Packard Children's Hospital and Stanford University School of Medicine reveals that infants with bowel disease may have two distinct disease processes with different origins. The research suggests that premature infants, heart defect patients, and others with NEC may be affected by reduced blood flow to the bowe...

SourceStanford Medicine·JournalPEDIATRICS·DateApr 27, 2009
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.

Diminuendo -- New mouse model for understanding cause of progressive hearing loss

A new mouse model has been developed to understand the cause of progressive hearing loss, opening up avenues for treatment. The study found that a genetic mutation in microRNA seed region influences sensory hair cell production, leading to impaired hearing.

SourceHelmholtz Munich (Helmholtz Zentrum München Deutsches Forschungszentrum für Gesundheit und Umwelt (GmbH))·JournalNature Genetics·DateApr 27, 2009

Mental health problems more common in kids who feel racial discrimination

A new study published in American Journal of Public Health found that 15% of fifth-grade students reported experiencing racial or ethnic discrimination, which may lead to symptoms of depression, ADHD, and other mental health disorders. The study highlights the need for parents, clinicians, and teachers to address this issue and provide...

SourceUniversity of California - Los Angeles·JournalAmerican Journal of Public Health·DateApr 27, 2009

Early brain activity sheds new light on the neural basis of reading

Research in PLOS ONE identifies early interactions between vision and language domains during reading, with the speech motor areas active simultaneously as words are processed. This finding has potential clinical applications for individuals with developmental dyslexia and acquired reading disabilities.

SourcePLOS·JournalPLOS ONE·DateApr 27, 2009

BSSA special issue on rotational seismology

The BSSA special issue on rotational seismology discusses research on rotational ground motions, including theory, instrumentation, observation, and interpretation. Rotational effects from earthquakes have been observed for centuries, but were ignored due to practical difficulties in measuring them.

SourceSeismological Society of America·JournalBulletin of the Seismological Society of America·DateApr 27, 2009

Large sponges may be reattached to coral reefs

A new study describes a method for reattaching large sponges to coral reefs, with 62.5% of sponges surviving at least 2.3-3 years. The technique uses sponge holders and can be applied to other large sponge species removed by human activities or storm events.

SourceWiley·JournalRestoration Ecology·DateApr 27, 2009
Apple iPhone 17 Pro

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

Guidelines: Pregnancy safe with epilepsy, but valproate should be avoided

New American Academy of Neurology and American Epilepsy Society guidelines suggest pregnant women with epilepsy consider avoiding valproate, a drug linked to increased fetal malformations and decreased thinking skills. The guidelines recommend regular blood testing to adjust medication doses.

SourceAmerican Academy of Neurology·JournalNeurology·DateApr 27, 2009

Smoking, high blood pressure and being overweight top 3 preventable causes of death in the US

A new study found that smoking, high blood pressure, and being overweight are the leading preventable causes of death in the US, responsible for 467,000, 395,000, and 216,000 premature deaths annually. The study's findings highlight the importance of modifiable risk factors and call for increased public health efforts to address these ...

SourceHarvard T.H. Chan School of Public Health·JournalPLOS Medicine·DateApr 27, 2009

Dietary fats trigger long-term memory formation

Researchers found that consuming fat-rich foods enhances memory consolidation, triggering long-term memories of the activity. OEA, a compound produced in the small intestine, plays a key role in this process.

SourceUniversity of California - Irvine·JournalProceedings of the National Academy of Sciences·DateApr 27, 2009
Fluke 87V Industrial Digital Multimeter

Fluke 87V Industrial Digital Multimeter is a trusted meter for precise measurements during instrument integration, repairs, and field diagnostics.

Flu vaccine given in microneedle skin patches proves effective in mice

A new delivery method of flu vaccine using microneedle skin patches has shown comparable effectiveness to conventional intramuscular injections. The patch-based approach eliminates pain, increases convenience and could lead to improved seasonal vaccination coverage.

SourceEmory Health Sciences·JournalProceedings of the National Academy of Sciences·DateApr 27, 2009

A medical journal for the world's health priorities

The journal's new evidence-based approach prioritizes the impact of diseases and risk factors that cause significant years lost to healthy life worldwide. It also emphasizes the importance of considering social, environmental, and political determinants of health alongside biological causes.

SourcePLOS·JournalPLOS Medicine·DateApr 27, 2009

Quantum ghosts are helpful

Physicists at University of Bristol and Imperial College London develop new method using 'spooky action' to identify quantum black boxes, overcoming fundamental limitations. This breakthrough has significant implications for future quantum computing and information science.

SourceUniversity of Bristol·JournalPhysical Review Letters·DateApr 27, 2009
Apple MacBook Pro 14-inch (M4 Pro)

Apple MacBook Pro 14-inch (M4 Pro) powers local ML workloads, large datasets, and multi-display analysis for field and lab teams.

The structure of a giant virus

Researchers have determined key structural features of the mimivirus, a giant virus large enough to be seen with a light microscope. The findings reveal a starfish-shaped structure that covers a special vertex where the genetic material leaves the virus to infect its host.

SourcePLOS·JournalPLOS Biology·DateApr 27, 2009

A bright future with solar lanterns for India's poor

The study found that solar lanterns significantly reduced kerosene and electricity costs, with annual savings ranging from $150 to $250. Solar lanterns also improved household work efficiency for women and increased school hours for children, benefiting rural Indian communities.

SourceSpringer·JournalHuman Ecology·DateApr 27, 2009

Heart attacks: The tipping point

A study published in the Biophysical Journal has discovered a method to predict heart attacks by measuring electrical activity coupling between two types of heart muscle cells. This can help doctors and patients buy time before an attack occurs.

SourceAmerican Friends of Tel Aviv University·JournalBiophysical Journal·DateApr 27, 2009
Sony Alpha a7 IV (Body Only)

Sony Alpha a7 IV (Body Only) delivers reliable low-light performance and rugged build for astrophotography, lab documentation, and field expeditions.

Safely transporting a preterm or low birth weight infant

The new AAP clinical report offers guidance on secure transport and advises parents to use car safety seats only for travel, while car beds are recommended for infants with breathing difficulties. The guidelines recommend placement of car seats in the rear seat and use of rolled blankets for support.

SourceIndiana University·JournalPEDIATRICS·DateApr 27, 2009
Apple iPad Pro 11-inch (M4)

Apple iPad Pro 11-inch (M4) runs demanding GIS, imaging, and annotation workflows on the go for surveys, briefings, and lab notebooks.

Joining forces to improve lung cancer treatment

Researchers are exploring new treatments for lung cancer using targeted therapies and personalized care. Studies have shown promising results in improving patient outcomes, including the use of molecular targeted therapies and chemotherapy combinations.

SourceEuropean Society for Medical Oncology·JournalLung Cancer·DateApr 27, 2009

Universal flu vaccine holds promise

Researchers at Saint Louis University have developed a universal influenza vaccine that evokes high antibody titers, similar to those found in small animals infected with the disease. The vaccine, known as BIPCV, is well-tolerated and safe, even at low doses.

SourceSaint Louis University·DateApr 27, 2009

Current cystic fibrosis treatments must be used to maximum effect

Current treatments for cystic fibrosis, including hypertonic saline, macrolide antibiotics, and ibuprofen, are crucial for improving life expectancy. Patients with CF can benefit from airway clearance techniques, nutrition supplements, and medications to prevent bacterial infections.

SourceThe Lancet_DELETED·JournalThe Lancet·DateApr 27, 2009
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.

New study overturns orthodoxy on how macrophages kill bacteria

Researchers found that macrophages focus reactive oxygen species (ROS) on targets outside the cytoplasm to kill bacteria. The study shows that superoxide dismutases in bacterial periplasm protect bacteria from ROS, suggesting a new mechanism for macrophage-bacteria interaction.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalPLOS ONE·DateApr 27, 2009

Voice response system useful for monitoring anticoagulant patients

A study by Ottawa researchers found that an interactive voice response system can effectively monitor patients taking anticoagulants like warfarin, reducing the workload of clinical staff. The system improved patient outcomes and efficiency in managing anticoagulation therapy.

SourceCanadian Medical Association Journal·JournalCanadian Medical Association Journal·DateApr 27, 2009

FSU researcher wins $2.2 million grant to study childhood obesity

A Florida State University researcher is exploring the effect of school-based screening on student fitness and parent behavior as part of a $2.2 million NIH grant. The study aims to track children's health changes and assess the impact of wellness programs on obesity rates in ethnic-minority students.

SourceFlorida State University·DateApr 27, 2009
GQ GMC-500Plus Geiger Counter

GQ GMC-500Plus Geiger Counter logs beta, gamma, and X-ray levels for environmental monitoring, training labs, and safety demonstrations.

Whiter laundry and a surprising new treatment for kids' eczema

Researchers at Northwestern University have discovered a powerful relief for kids' chronic eczema using diluted beach baths. The study found that giving pediatric patients with moderate or severe eczema reduced signs of infection and improved the severity and extent of the eczema on their bodies.

SourceNorthwestern University·JournalPEDIATRICS·DateApr 27, 2009

Inadequate sleep leads to behavioral problems

A recent Finnish study found that short sleep duration increases risk for behavioral symptoms of ADHD, even without sleeping difficulties. The researchers tracked 280 healthy children and found a higher hyperactivity and impulsivity score with shorter sleep duration.

SourceUniversity of Helsinki·JournalPEDIATRICS·DateApr 27, 2009

Uncooperative voltage sensors

A new JGP study advances conclusions about the essential features of the Shaker K+ channel. Researchers propose that if three of four voltage sensors are in an activated conformation, the fourth can open and close the channel by itself.

SourceRockefeller University Press·JournalJournal of General Physiology·DateApr 27, 2009

Medication errors in critical care: Risk factors and prevention

Medication errors in the ICU account for 78% of serious medical errors. Implementing strategies such as computerizing orders, reconciling medications, and maintaining detailed medication lists can help prevent errors and improve patient safety.

SourceCanadian Medical Association Journal·JournalCanadian Medical Association Journal·DateApr 27, 2009
Nikon Monarch 5 8x42 Binoculars

Nikon Monarch 5 8x42 Binoculars deliver bright, sharp views for wildlife surveys, eclipse chases, and quick star-field scans at dark sites.

Understanding a target of quinoline drugs

Scientists discover that quinoline compounds inhibit S100A9's pro-inflammatory effects on white blood cells involved in immune regulation. This new mechanism may provide insights into the early stages of autoimmune disease development.

SourcePLOS·JournalPLOS Biology·DateApr 27, 2009

Cystic fibrosis testing -- next steps

Genetic screening for cystic fibrosis carrier mutations is universally recommended for the reproductive-age population. New reference materials have been developed to ensure accuracy in genetic testing, but some mutations may lead to false results due to large deletions or interference with laboratory methods.

SourceAmerican Journal of Pathology·JournalJournal of Molecular Diagnostics·DateApr 27, 2009

Missing planets attest to destructive power of stars' tides

Astronomers have found evidence of planet destruction caused by a star's tides, with some planets falling into their parent stars. The research uses computer models and observations to show that the tidal forces can misshape the star's surface, leading to the planet's demise.

SourceUniversity of Washington·DateApr 27, 2009
Celestron NexStar 8SE Computerized Telescope

Celestron NexStar 8SE Computerized Telescope combines portable Schmidt-Cassegrain optics with GoTo pointing for outreach nights and field campaigns.

People with higher IQs make wiser economic choices, U of Minnesota study finds

A new study by researchers from the University of Minnesota found that individuals with higher cognitive ability are more likely to make good economic decisions, including taking calculated risks and being cooperative. The study also found a positive correlation between cognitive skill and perseverance in job retention.

SourceUniversity of Minnesota·JournalProceedings of the National Academy of Sciences·DateApr 27, 2009

Scientist warns over pandemic flu vaccine 6-month time lag

A new study published by the University of Leicester suggests that a six-month time lag may occur before effective vaccines can be manufactured during a pandemic flu outbreak. The study proposes a pre-pandemic vaccination approach to mitigate the worst effects of pandemic flu, which could potentially protect people years in advance.

SourceUniversity of Leicester·JournalProceedings of the National Academy of Sciences·DateApr 27, 2009

'Autoantibodies' may be created in response to bacterial DNA

Researchers at Autoimmunity Research Foundation discovered that hidden bacteria alter human genes and gene products, leading to autoantibody production. Antibacterial therapies targeting these microbes can reverse autoimmune disease processes.

SourceAutoimmunity Research Foundation·JournalAutoimmunity Reviews·DateApr 27, 2009
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.

UN University to help build electronic government in Afghanistan

The UN University International Institute for Software Technology is launching a project to develop an electronic government strategy for Afghanistan. The project aims to build human and organizational capacity of the Ministry of Communication and IT and promote international best practices in electronic governance.

SourceUnited Nations University·DateApr 27, 2009

SUMO protein guides chromatin remodeler to suppress genes

Researchers discovered how a SUMO protein guides an enzyme complex to alter chromatin structure and regulate gene expression. The interaction between SUMO and the enzyme complex prevents aberrant gene expression, which is common in cancer and neurodegenerative diseases.

SourceTufts University, Health Sciences Campus·JournalMolecular Cell·DateApr 27, 2009

Landfill cover soil methane oxidation underestimated

A literature review reveals that landfill cover soils oxidize more methane than previously recommended guidelines suggest. The overall mean fraction oxidized was 36%, with a standard error of 6%, indicating that the actual oxidation rate is likely higher than current default values.

SourceAmerican Society of Agronomy·JournalJournal of Environmental Quality·DateApr 27, 2009
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.

Novel role of protein in generating amyloid-beta peptide

A study published in the Journal of Biological Chemistry reveals a novel protein called RANBP9, which when over-expressed leads to increased generation of amyloid-beta peptide. The researchers found that inhibiting RANBP9 may offer an alternative approach to therapy for Alzheimer's disease.

SourceUniversity of California - San Diego·JournalJournal of Biological Chemistry·DateApr 27, 2009

New doctors, teaching physicians disagree about essential medical procedures to learn

A survey of new doctors and teaching physicians found significant disagreement on essential medical procedures to learn, with new doctors prioritizing more invasive procedures. The results have led to a revised curriculum at Wake Forest University School of Medicine, enhancing student training and potentially improving patient care.

SourceAtrium Health Wake Forest Baptist·JournalMedical Teacher·DateApr 27, 2009

Building the lymphatic drainage system

Researchers Norrmén et al identified Foxc2 and NFATc1 as key transcription factors in lymph vessel development. These factors work together to build lymph vessel valves, a critical aspect of the lymphatic drainage system.

SourceRockefeller University Press·JournalJournal of Cell Biology·DateApr 27, 2009
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.

Re-awakening old genes to help in the fight against HIV

Scientists at the University of Central Florida have revived a dormant gene found in humans, which produces retrocyclin, a protein that resists HIV. The study found that restoring the production of retrocyclins prevents HIV entry and transmission.

SourceUniversity of Central Florida·JournalPLOS Biology·DateApr 27, 2009

Gains in access to antiretroviral treatment come with some costs

In Ethiopia, the scale-up of antiretroviral treatment has achieved remarkable success in expanding access to treatment and HIV counseling and testing. However, HIV prevention interventions and managing chronic care patients are lagging behind. Task shifting to health officers and workers is credited with these successes, but urgent att...

SourcePLOS·JournalPLOS Medicine·DateApr 27, 2009