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Science News for November 19, 2008


UT trainees tackle health information technology issues

Researchers at UT Health Science Center Houston are tackling healthcare information technology issues using a $1.3 million AHRQ grant, focusing on projects to increase patient safety. The trainees aim to design systems that help physicians prioritize notifications and make informed decisions in the emergency room.

SourceUniversity of Texas Health Science Center at Houston·DateNov 19, 2008

New insight into the controls on a go-to enzyme

Researchers have gained new insights into the regulation of calpains, enzymes involved in cellular processes and linked to disorders such as muscular dystrophy and Alzheimer's disease. The study reveals how calpastatin attaches to calpain with precise specificity, providing potential targets for drug development.

SourceSt. Jude Children's Research Hospital·JournalNature·DateNov 19, 2008
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.

Genetic Engineering & Biotechnology News reports on the trend toward predictive toxicogenomics

Biotech scientists are applying genomics technologies to toxicology research to better understand the effects of novel drug candidates. This trend towards predictive toxicogenomics aims to develop a new compound's mechanism of action and predict toxicity, with several companies and consortia already working on this technology.

SourceMary Ann Liebert, Inc./Genetic Engineering News·JournalGenetic Engineering & Biotechnology News·DateNov 19, 2008

Report finds extensive use of illicit alcohol

A new report by International Center for Alcohol Policies reveals widespread consumption of noncommercial alcohol in sub-Saharan Africa, southern Asia, and central/eastern Europe. The report highlights the detrimental effects of this illicit alcohol on society, including contamination and toxicity posing serious public health threats.

SourceInternational Center for Alcohol Policies·DateNov 19, 2008

ADHD medications do not cause genetic damage in children

Researchers at NIH and Duke University Medical Center found no evidence of cytogenetic damage in children taking stimulant medications for ADHD. The study included 63 children aged 6-12 who received either methylphenidate or mixed amphetamine salts, and showed similar results with both treatments.

SourceNIH/National Institute of Environmental Health Sciences·JournalJournal of the American Academy of Child & Adolescent Psychiatry·DateNov 19, 2008
Apple iPhone 17 Pro

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

Astronomers catch binary star explosion inside nebula

Researchers have captured a rare binary star explosion inside a planetary nebula, offering new insights into stellar evolution. The study predicts that the combined mass of the two stars could lead to a larger supernova explosion.

SourceUniversity College London·JournalThe Astrophysical Journal Letters·DateNov 19, 2008

Cedars-Sinai researchers present new findings at neuroscience meetings

Researchers from Cedars-Sinai Medical Center presented several studies on brain-immune interactions, including the role of cilia in regulating hippocampal neurogenesis and the use of dendritic cells to boost anti-glioma immune responses. These findings have important implications for our understanding of the brain's immune system and p...

SourceCedars-Sinai Medical Center·DateNov 19, 2008

Researchers at IRB Barcelona produce more data on key genes in diabetes

Researchers at IRB Barcelona have discovered the relation between genes that affect a cell's capacity to generate energy. The study highlights the importance of Mitofusin 2 (Mfn2) in regulating mitochondrial fusion, which is crucial for insulin resistance and type 2 diabetes.

SourceInstitute for Research in Biomedicine (IRB Barcelona)·JournalPLOS ONE·DateNov 19, 2008
Meta Quest 3 512GB

Meta Quest 3 512GB enables immersive mission planning, terrain rehearsal, and interactive STEM demos with high-resolution mixed-reality experiences.

Garlic chemical tablet treats diabetes 1 and 2

A drug based on a garlic chemical, vanadium-allixin, reduces blood glucose levels in diabetic mice, offering promise as an oral treatment for diabetes. The study aims to test the drug in humans in future work.

SourceRoyal Society of Chemistry·JournalMetallomics·DateNov 19, 2008

Scientists sequence woolly-mammoth genome

The researchers sequenced the mammoth's nuclear genome, yielding information about its evolution and extinction. They found that woolly mammoths separated into two groups around two million years ago and eventually became genetically distinct sub-populations.

SourcePenn State·JournalNature·DateNov 19, 2008

Uncovering secrets of life in the ocean

Scientists studying the larvae of a marine ragworm discovered that nerve connections between the photoreceptor cell and cilia regulate swimming motion. This finding sheds light on how early eyes evolved to sense direction and drive phototaxis in marine plankton.

SourceEuropean Molecular Biology Laboratory·JournalNature·DateNov 19, 2008
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.

UCAR weather forecasts aim to reduce African meningitis epidemics

The UCAR project aims to provide long-term weather forecasts to medical officials in Africa to target vaccination programs and reduce meningitis epidemics. The forecasts will be used to focus on regions most at risk, pulling back from areas that are about to get rain, and helping vulnerable populations.

SourceNational Center for Atmospheric Research/University Corporation for Atmospheric Research·DateNov 19, 2008

Very low birth weight is a risk factor for 1 cause of CKD

Individuals born with very low birth weights are at higher risk of developing secondary focal segmental glomerulosclerosis, a condition that causes scarring in the kidneys. This association highlights the importance of considering birth history in adult patients to prevent misdiagnosis and inadequate treatment.

SourceAmerican Society of Nephrology·JournalClinical Journal of the American Society of Nephrology·DateNov 19, 2008
Rigol DP832 Triple-Output Bench Power Supply

Rigol DP832 Triple-Output Bench Power Supply powers sensors, microcontrollers, and test circuits with programmable rails and stable outputs.

US military technology protects critically endangered goliath grouper

A new acoustic underwater camera system developed by the US Department of Defense is being used to study the juvenile goliath grouper in mangrove habitats. The technology allows researchers to visualize individual fish species and habitat without light or visibility conditions, providing critical information for conservation efforts.

SourceOcean Research & Conservation Association·DateNov 19, 2008

UTSA Institute for Cyber Security launches technology incubator

The University of Texas at San Antonio Institute for Cyber Security has launched a new Internet security incubator to develop and assist in the commercialization of promising cyber security technologies. The first companies selected are Denim IP and SafeMashups, both from San Antonio.

SourceUniversity of Texas at San Antonio·DateNov 19, 2008

Genetic screening no better than traditional risk factors for predicting type 2 diabetes

Researchers found that genetic screening for type 2 diabetes is not significantly better than traditional risk factors such as weight, blood pressure, and blood sugar levels. The study identified 18 gene variants associated with increased risk, but the value of genetic screening improved as more risk genes were discovered.

SourceMassachusetts General Hospital·JournalNew England Journal of Medicine·DateNov 19, 2008
AmScope B120C-5M Compound Microscope

AmScope B120C-5M Compound Microscope supports teaching labs and QA checks with LED illumination, mechanical stage, and included 5MP camera.

More at-risk teens and young adults engaging in anal intercourse

Researchers at the Bradley Hasbro Children's Research Center found that 16% of adolescents and young adults engaged in heterosexual anal intercourse within three months of having unprotected sex. The study highlights the need for better communication and protection around anal sex among young people, particularly females who are more l...

SourceLifespan·JournalAmerican Journal of Public Health·DateNov 19, 2008

Researchers make new electronics -- with a twist

Researchers have developed electronics that can withstand complex deformations, including twisting. Their 'pop-up' technology has been improved to create circuits that can bend, stretch, and twist, enabling new applications in medical and athletic fields.

SourceNorthwestern University·JournalProceedings of the National Academy of Sciences·DateNov 19, 2008

Scientists exploring new compounds to target muscular dystrophy

Researchers at the University of Rochester Medical Center have identified several compounds that block unwanted RNA coupling, a key step in the disease. The discovery offers hope for developing a drug-like molecule to treat myotonic muscular dystrophy.

SourceUniversity of Rochester Medical Center·JournalJournal of the American Chemical Society·DateNov 19, 2008
CalDigit TS4 Thunderbolt 4 Dock

CalDigit TS4 Thunderbolt 4 Dock simplifies serious desks with 18 ports for high-speed storage, monitors, and instruments across Mac and PC setups.

Urban trees enhance water infiltration

Researchers found that urban tree roots can penetrate compacted subsoils, increasing infiltration rates by up to 153% in reservoirs. Structural soil reservoirs also showed a 27-fold increase in infiltration rate compared to unplanted controls.

SourceAmerican Society of Agronomy·JournalJournal of Environmental Quality·DateNov 19, 2008

Surgeons perform world's first pediatric robotic bladder reconstruction

Surgeons at the University of Chicago Medical Center have successfully performed the world's first pediatric robotic bladder reconstruction, using the DaVinci system. The innovative technique resulted in good outcomes and minimal complications, with the patient regaining full control over her bladder after six weeks.

SourceUniversity of Chicago Medical Center·JournalUrology·DateNov 19, 2008

Track your fitness, environmental impact with new cell phone applications

Researchers at the University of Washington have developed two new cell phone applications, UbiFit and UbiGreen, to automatically track workouts and eco-friendly transportation. These programs display motivational pictures on the phone's background screen, motivating users to maintain their exercise routine and green habits.

SourceUniversity of Washington·DateNov 19, 2008

Elsevier announces launch of PM&R in partnership with the AAPM&R

The new journal, PM&R, emphasizes principles of injury, function, and rehabilitation, covering topics such as musculoskeletal disorders, neurologic conditions, and rehabilitation of impairments. The journal aims to advance education and impact the specialty through timely delivery of clinically relevant research and review information.

SourceElsevier·JournalPM&R·DateNov 19, 2008
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.

Deep brain mapping to isolate evidence of Gulf War syndrome

The study aims to separate dysfunctional brain activity from 'noise' using spatial statistical modeling, a new technique that uses neighboring locations to strengthen weak signals. The research could help identify specific areas of the brain affected by the syndrome in Persian Gulf War veterans.

SourceSouthern Methodist University·DateNov 19, 2008

Climate change opens new avenue for spread of invasive plants

A team of scientists found that climate change allows certain plants to defend themselves against local enemies more effectively than native plants. This shift in the balance of ecosystems could lead to an increase in invasive plant species and a loss of biodiversity.

SourceUniversity of Florida·JournalNature·DateNov 19, 2008
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.

Rational or random? Professor models how people send e-mails

Researchers studied e-mails sent from over 3,000 accounts and found that people don't respond to e-mails randomly, but rather in cycles influenced by their daily routines. The model reveals non-random intervals between e-mails, including times when people are sleeping.

SourceNorthwestern University·JournalProceedings of the National Academy of Sciences·DateNov 19, 2008

New platinum-phosphate compounds kill ovarian cancer cells

A new class of compounds, phosphaplatins, can effectively kill various types of cancer cells, including ovarian, testicular and head and neck cancer cells, with potentially fewer side effects than conventional drugs like cisplatin and carboplatin.

SourceOhio University·JournalProceedings of the National Academy of Sciences·DateNov 19, 2008

Enzyme discovery may lead to better heart and stroke treatments

A Queen's University study has shed new light on the control of a cell enzyme implicated in tissue damage after heart attacks and strokes. The research team discovered a way to block the enzyme's activity, which could lead to new drug treatments for stroke and heart disease.

SourceQueen's University·JournalNature·DateNov 19, 2008

A model to measure soil health in the era of bioenergy

A team of scientists developed a model to measure soil quality and predict long-term changes in soil organic carbon and organic matter. The CQESTR model simulates the effects of various management practices on soil dynamics, providing insights for sustainable crop and soil management.

SourceSoil Science Society of America·JournalSoil Science Society of America Journal·DateNov 19, 2008

Biomedical research profits from the exploration of the deep sea

A team of scientists has discovered a new green fluorescent protein in a deep-sea creature, which can be used as a marker in living cells and tissues. The protein, named cerFP505, has similar brightness and stability to existing fluorescent proteins, making it an ideal lead structure for super-resolution microscopy.

SourcePLOS·JournalPLOS ONE·DateNov 19, 2008
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.

Between success and failure

A recent survey shows that nearly a quarter of second-generation Turkish and Moroccan immigrants in the Netherlands drop out of school, while others excel in higher education. The survey attributes the discrepancies to factors such as low parental educational levels, inadequate diversity in schools, and language capacity.

SourceEuropean Science Foundation·DateNov 19, 2008

Biomarkers used to predict chronological and physiological age

Scientists have discovered biomarkers predicting chronological and physiological age in nematode worms, with implications for human anti-aging therapies. The study's findings, published in Aging Cell, suggest that examining biomarkers over time can provide a scientific baseline for clinical trials.

SourceBuck Institute for Research on Aging·JournalAging Cell·DateNov 19, 2008

Researchers shed new light on catalyzed reactions

Rice University scientists develop technique to view step-by-step breakdown of TCE, a common groundwater pollutant, using nanoparticles and surface-enhanced Raman spectroscopy. The method provides new level of detail for understanding catalyzed reactions in water, with potential applications in biofuels processing.

SourceRice University·JournalJournal of the American Chemical Society·DateNov 19, 2008

Landmark study defines benefits of early HIV testing and treatment for infected infants

A landmark study found that early HIV testing and treatment in infants significantly improves survival rates, reducing mortality by 75% and HIV-related disease by four times. The study's results led to the World Health Organization's new guidelines for treating HIV-infected infants under age 1 immediately after diagnosis.

SourceNIH/National Institute of Allergy and Infectious Diseases·JournalNew England Journal of Medicine·DateNov 19, 2008

First trachea transplant without immunosuppression

A pioneering operation performed by Professor Paolo Macchiarini and his team successfully transplanted a trachea without immunosuppression. The hybrid tissue was created by repopulating donor cells with stem and epithelial cells from the recipient, eliminating the need for immunosuppression.

SourceIDIBAPS - Institut d'Investigacions Biomèdiques August Pi i Sunyer·JournalThe Lancet·DateNov 19, 2008
Sky & Telescope Pocket Sky Atlas, 2nd Edition

Sky & Telescope Pocket Sky Atlas, 2nd Edition is a durable star atlas for planning sessions, identifying targets, and teaching celestial navigation.

Study suggests attending religious services sharply cuts risk of death

A recent study published in Psychology and Health suggests that attending religious services regularly can reduce the risk of death among post-menopausal women by approximately 20 percent. The researchers found that even after controlling for other factors such as social support and lifestyle choices, the improvements in mortality rate...

SourceAlbert Einstein College of Medicine·JournalPsychology and Health·DateNov 19, 2008

Leeds researchers reshape the future of drug discovery

Scientists at the University of Leeds have created a new method to build molecules with unique structures, which could lead to the discovery of new drugs. The approach uses 'metathesis' reactions and allows for the creation of molecules with diverse shapes, enabling researchers to target specific proteins.

SourceUniversity of Leeds·JournalAngewandte Chemie·DateNov 19, 2008

K-State economist's research on low-income homeowners

A study by K-State economist Tracy Turner and DePaul University professor Marc Smith found that programs assisting low-income households with home purchases may do more harm than good, leading to higher rates of foreclosure. The research highlights the need for post-purchase support to help vulnerable homeowners sustain their homes.

SourceKansas State University·JournalJournal of Regional Science·DateNov 19, 2008

Researchers: Ban on fast food TV advertising would reverse childhood obesity trends

A ban on fast food TV advertisements during children's programming could reduce the number of overweight children by 18 percent, while also lowering the number of overweight adolescents by 14 percent. The study suggests eliminating tax deductibility for television advertising would produce similar declines in childhood obesity.

SourceLehigh University·JournalThe Journal of Law and Economics·DateNov 19, 2008
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.

How do bacteria swim? Brown physicists explain

Researchers at Brown University have studied the swimming patterns of Caulobacter crescentus, a single-celled bacterium with a flagellum. The study reveals that drag and Brownian motion govern the circular swimming patterns of the microbe, which helps explain how bacteria scavenge for food and adhere to surfaces.

SourceBrown University·JournalProceedings of the National Academy of Sciences·DateNov 19, 2008

Worker ants of the world, unite! You have nothing to lose but your fertility

Researchers at McGill University have found a molecular mechanism that maintains social harmony in ants by limiting their fertility. This discovery supports Charles Darwin's theory of natural selection and provides insight into the evolution of eusocial organisms like ants.

SourceMcGill University·JournalProceedings of the National Academy of Sciences·DateNov 19, 2008