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Science News Archive March 2011 - Page 21


Page 21 of 28

MU chemist discovers shortcut for processing drugs

A University of Missouri chemist has discovered a method for manufacturing certain pharmaceutical drugs using pressurized carbon dioxide at room temperature. This new approach could streamline production processes and reduce the need for expensive and time-consuming methods currently used in the industry.

SourceUniversity of Missouri-Columbia·JournalJournal of the American Chemical Society·DateMar 8, 2011
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.

Internet catches updated butterfly and moth website

The U.S. Geological Survey has launched an updated version of its Butterflies and Moths of North America (BAMONA) website, featuring improved data collection and dissemination technologies. Verified sighting records are now immediately available on the site's home page, allowing for more efficient monitoring of pollinator populations.

SourceU.S. Geological Survey·DateMar 8, 2011

Vascular brain disorder misdiagnosed as multiple sclerosis

Researchers found a delay in detecting CADASIL, a vascular brain disorder, and diagnosed it as multiple sclerosis in some patients. The study suggests that CADASIL often goes misdiagnosed due to similarities with MS in brain MRIs and symptoms.

SourceLoyola Medicine·JournalJournal of Neurology·DateMar 8, 2011
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.

Identifying 'anonymous' email authors

Researchers at Concordia University have developed a novel technique for identifying anonymous email authors with high accuracy. By analyzing unique patterns in a suspect's emails, they can create a 'write-print' that is like a fingerprint, allowing investigators to determine the author's gender, nationality, and education level.

SourceConcordia University·JournalDigital Investigation·DateMar 8, 2011

Brief video training dramatically boosts hands-only CPR attempts

A study by the American Heart Association found that brief video training significantly improves hands-only CPR performance, with over 90% of trained participants attempting CPR in an emergency. The training also showed improved compression rates and depths compared to untrained individuals.

SourceAmerican Heart Association·DateMar 8, 2011

Online nutrition courses: Fad or growing trend?

A new study in the Journal of Nutrition Education and Behavior found that online nutrition education courses can be effective, with students able to gain knowledge and achieve learning outcomes similar to face-to-face learners. However, the study also identified areas for improvement, including the need for more engaging and interactiv...

SourceElsevier Health Sciences·JournalJournal of Nutrition Education and Behavior·DateMar 8, 2011
Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C)

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C) keeps Macs, tablets, and meters powered during extended observing runs and remote surveys.

Epilepsy-linked memory losss worries more patients than doctors

A survey of patients with epilepsy found that they ranked memory loss as their second-most important concern, while doctors ranked it 12th. Practitioners were more concerned about unexpected seizures, which was also the top concern for both groups.

SourceOhio State University·JournalEpilepsy & Behavior·DateMar 8, 2011
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.

Curbing cholesterol could help combat infections, study shows

Researchers at the University of Edinburgh have discovered a direct link between cholesterol levels and the immune system's response to viral infections. By lowering cholesterol, the body can starve viruses of the nutrients they need to grow, potentially enhancing the immune system's ability to fight off infections.

SourceUniversity of Edinburgh·JournalPLOS Biology·DateMar 8, 2011

Researchers find drug that stops progression of Parkinson's disease in mice

Researchers at the University of Colorado School of Medicine have discovered a drug that turns on a protective gene, protecting brain cells from degeneration. The drug, phenylbutyrate, has been shown to prevent the progression of Parkinson's disease in mice and is now being tested in humans.

SourceUniversity of Colorado Anschutz Medical Campus·JournalJournal of Biological Chemistry·DateMar 8, 2011

Study of 90 animals' thigh bones reveals how they can efficiently carry loads

A study of 90 animal thigh bones reveals how trabeculae lattice structure supports loads in different species, leading to potential development of new, lightweight materials. The research found that trabecular struts vary in geometry depending on animal size, and could be used to create stronger, lighter bodywork for vehicles.

SourceImperial College London·DateMar 8, 2011
Apple iPhone 17 Pro

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

Oops -- graphene oxide's solubility disappears in the wash

Researchers found that graphene oxide's solubility is not as expected, with most oxygen content being loosely bound and easily removable by a wash with base. The study reveals that models for graphene oxide structure need revisiting, affecting synthesis and application of chemically modified graphene.

SourceUniversity of Warwick·JournalAngewandte Chemie·DateMar 8, 2011

It's all in a name: 'Global warming' vs. 'climate change'

A University of Michigan study found that more people believe in 'climate change' than 'global warming', with a difference driven by partisan orientation and question wording. Overall, 74% believed climate change was real when referred to as such, while 68% did so when called global warming.

SourceUniversity of Michigan·JournalPublic Opinion Quarterly·DateMar 8, 2011

Sleep-deprived people make risky decisions based on too much optimism

A study found that sleep deprivation leads to increased activity in brain regions assessing positive outcomes and decreased activity in those processing negative outcomes. As a result, sleep-deprived individuals are more likely to choose options with potential gains over those with potential losses.

SourceDuke University Medical Center·DateMar 8, 2011

Big games, close scores lead to more auto fatalities for winning fans

Research from North Carolina State University found that closely contested games result in a significant increase in traffic fatalities, with nail-biter games being the most dangerous. The study, published in Journal of Consumer Research, suggests that competition-induced testosterone may play a role in this increased risk.

SourceNorth Carolina State University·JournalJournal of Consumer Research·DateMar 8, 2011
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.

Boy toddlers need extra help dealing with negative emotions

Research suggests that punishing boys for their negative emotions can lead to increased anxiety and behavior problems. Parents who punish toddlers for becoming angry or scared can hinder their child's ability to regulate and express emotions.

SourceUniversity of Illinois College of Agricultural, Consumer and Environmental Sciences·JournalSocial Development·DateMar 8, 2011
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.

Study: Receiving work-related communication at home takes greater toll on women

A new study finds that frequent work-related contact at home takes a greater toll on women, who feel guilty about dealing with work issues even when they don't interfere with their family lives. This guilt is linked to the emotional consequences of blurred boundaries between work and family life.

SourceAmerican Sociological Association·JournalJournal of Health and Social Behavior·DateMar 8, 2011

As we sleep, speedy brain waves boost our ability to learn

Researchers found that bursts of brain waves known as 'sleep spindles' may network between key brain regions to clear a path to learning. This networking helps shift fact-based memories from the hippocampus to the prefrontal cortex, freeing up storage space for new data.

SourceUniversity of California - Berkeley·JournalCurrent Biology·DateMar 8, 2011

Study shows no-till's benefits for Pacific Northwest wheat growers

A study by US Department of Agriculture scientists found that no-till production systems can significantly reduce soil erosion and enhance efforts to protect water quality. The research compared runoff, soil erosion, and crop yields in conventional and no-till winter wheat-fallow systems.

SourceUnited States Department of Agriculture - Research, Education and Economics·JournalJournal of Soil and Water Conservation·DateMar 8, 2011
Meta Quest 3 512GB

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

New bowel cancer evidence calls for routine DNA repair test

Researchers found that tumors with defects in DNA repair systems are less likely to recur post-surgery, reducing the need for chemotherapy. The study suggests testing for defective DNA mismatch repair and KRAS gene mutations to guide treatment strategies.

SourceUniversity of Leeds·JournalJournal of Clinical Oncology·DateMar 8, 2011
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.

Research finds open-source software is actually more secure for health care IT

Research by the University of Warwick's Institute for Digital Healthcare and UCL Medical School finds that open-source software can provide higher security and quality through public disclosure and community review. This contradicts the common misconception that open-source software is inherently riskier due to its transparency.

SourceUniversity of Warwick·JournalJournal of Medical Internet Research·DateMar 8, 2011
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.

1 in 5 children in Sweden is overweight

A recent study by the University of Gothenburg found that one in five children in Sweden is overweight, with urban areas experiencing lower rates of obesity compared to smaller towns and rural areas. The study also highlights the link between low levels of education and overweight children.

SourceUniversity of Gothenburg·JournalObesity Reviews·DateMar 7, 2011

AGU journal highlights -- March 7, 2011

Groundwater depletion in California's Central Valley poses a significant threat to the state's economy and food security, with two-thirds of the loss attributed to central valley groundwater depletion. Conversely, corals are expanding their range poleward in temperate areas as seas warm, indicating rapid modifications to coastal ecosys...

SourceAmerican Geophysical Union·JournalGeophysical Research Letters·DateMar 7, 2011
Apple AirPods Pro (2nd Generation, USB-C)

Apple AirPods Pro (2nd Generation, USB-C) provide clear calls and strong noise reduction for interviews, conferences, and noisy field environments.

Accurate measurement of radioactive thoron possible at last

The Physikalisch-Technische Bundesanstalt (PTB) has developed a primary standard for the measurement of short-lived radioactive thoron, allowing for accurate calibration of thoron measuring instruments. This enables the estimation of risks associated with thoron exposure through its progenies.

SourcePhysikalisch-Technische Bundesanstalt (PTB)·JournalApplied Radiation and Isotopes·DateMar 7, 2011

Weak supporting evidence can undermine belief in an outcome

Researchers found that weak supporting evidence can make people less likely to believe in an outcome, even if they have no evidence at all. This effect, known as the 'weak evidence effect,' influences professional persuaders and public perceptions of policy.

SourceBrown University·JournalCognition·DateMar 7, 2011

Smoking abstinence found more effective with residential treatment

A study published in Mayo Clinic Proceedings found that residential treatment for tobacco dependence significantly increases the chances of long-term abstinence. Compared to standard outpatient treatment, residential patients showed a higher success rate, with 52% still not smoking after six months.

SourceMayo Clinic·JournalMayo Clinic Proceedings·DateMar 7, 2011
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.

Mediterranean diet: A heart-healthy plan for life

The Mediterranean diet has been shown to have beneficial effects on waist circumference, HDL-cholesterol levels, triglycerides, blood pressure, and glucose metabolism. A new study published in the Journal of the American College of Cardiology found that the diet can help prevent metabolic syndrome and its components.

SourceAmerican College of Cardiology·JournalJournal of the American College of Cardiology·DateMar 7, 2011

Researchers define a new type of secretory cell in the intestine

Tuft cells are a rare fifth type of intestinal cell with distinct features and a novel protein signature. They secrete opioids and produce enzymes that synthesize prostaglandins, suggesting potential roles in inflammation and tumorigenesis.

SourceRockefeller University Press·JournalJournal of Cell Biology·DateMar 7, 2011

Multiple sclerosis blocked in mouse model

Researchers from Washington University School of Medicine successfully blocked harmful immune cells from entering the brain in mice with a condition similar to multiple sclerosis. The breakthrough discovery, made using an anti-cancer drug, prevents symptoms and provides early evidence for a potential new treatment.

SourceWashU Medicine·JournalJournal of Experimental Medicine·DateMar 7, 2011
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.

Rainwater harvest study finds roofing material affects water quality

A recent study found that metal and concrete tile roofs produce the highest quality rainwater for indoor domestic use, while asphalt and green roofs contain high levels of dissolved organic carbon. The research highlights the importance of considering roofing material when harvesting rainwater for potable use.

SourceUniversity of Texas at Austin·JournalWater Research·DateMar 7, 2011

Otters on road to recovery in Andalusia

The study found that otters are more common in areas with moderate human impact, where water quality has improved and prey species like fish and crayfish are abundant. The researchers suggest conserving aquatic habitats to encourage greater distribution of the species.

SourceSpanish Foundation for Science and Technology·JournalJournal of Biogeography·DateMar 7, 2011

Scientists find key mechanism of childhood respiratory disease

Researchers discovered a critical link between respiratory syncytial virus and oxidative stress, which causes lung inflammation and damage in children. The study found that the virus blocks the activity of Nrf2, a protein needed for antioxidant enzymes, leading to increased reactive oxygen species and cell killing.

SourceUniversity of Texas Medical Branch at Galveston·JournalAmerican Journal of Respiratory and Critical Care Medicine·DateMar 7, 2011

Molecular mechanism contributing to neuronal circuit formation found

A study by Helmholtz Munich reveals that neuropilin-1 regulates nerve fiber interaction to form correct trajectories. The researchers found that motor axons also play a crucial role in establishing spinal nerves, challenging previous assumptions.

SourceHelmholtz Munich (Helmholtz Zentrum München Deutsches Forschungszentrum für Gesundheit und Umwelt (GmbH))·JournalPLOS Biology·DateMar 7, 2011

Acupuncture curbs severity of menopausal hot flushes

A small clinical trial suggests traditional Chinese acupuncture can curb the severity of menopausal hot flushes and other symptoms. The treatment showed cumulative benefits, with significant improvements in somatic and psychological symptoms but minimal impact on urogenital symptoms.

SourceBMJ Group·JournalAcupuncture in Medicine·DateMar 7, 2011
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.