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Science News Archive 2010 - Page 219


Page 219 of 283

Why metastasic cells migrate

Researchers identify Decapentaplegic protein as key player in cell migration, found in healthy Drosophila melanogaster cells. The protein triggers cell mobility and invasion, benefiting metastasis.

SourceSpanish National Research Council (CSIC)·JournalCurrent Biology·DateMar 29, 2010
Fluke 87V Industrial Digital Multimeter

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

Scorpion venom provides clues to cause, treatment of pancreatitis

Researchers studied scorpion venom's effects on cell release mechanisms, finding a protein production system targeted by the venom that may lead to pancreatitis. The study suggests potential treatments for viruses and advances in chemotherapy through targeted drug delivery.

SourceNorth Carolina State University·JournalJournal of Biological Chemistry·DateMar 29, 2010

Acupuncture calms highly anxious dental patients

A small study found that acupuncture reduces anxiety in highly anxious dental patients, enabling them to receive necessary treatments. Researchers assessed 20 patients using the Back Anxiety Inventory before and after five minutes of acupuncture treatment, resulting in a significant decrease in BAI scores.

SourceBMJ Group·JournalAcupuncture in Medicine·DateMar 29, 2010

'That was my idea' -- group brainstorming settings and fixation

Researchers from Texas A&M University show that group brainstorming exercises can lead to fixation on only one idea or possibility, blocking out other ideas and possibilities. Taking a break after brainstorming can help prevent this phenomenon and encourage problem solving.

SourceWiley·JournalApplied Cognitive Psychology·DateMar 29, 2010

Scientists discover world's smallest superconductor

Researchers have successfully fabricated nanoscale molecular superconducting wires using organic salts, opening up new possibilities for energy and electronics applications. The discovery could lead to the development of novel materials that can work at higher temperatures.

SourceOhio University·JournalNature Nanotechnology·DateMar 29, 2010

Fibromyalgia symptoms improved by lifestyle adjustments

A new study published in Arthritis Research & Therapy found that lifestyle physical activity can help people with fibromyalgia improve their symptoms. Participants who engaged in short bursts of physical activity took 54% more steps per day, experienced reduced perceived functional deficits, and reported less pain compared to those in ...

SourceBMC (BioMed Central)·JournalArthritis Research & Therapy·DateMar 29, 2010
Apple iPhone 17 Pro

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

Researchers equip robot sub with sensory system inspired by blind fish

A team of scientists at TUM developed an artificial sensory organ inspired by the lateral-line system found in fish and amphibians, enabling the underwater robot Snookie to orient itself in murky waters. This technology aims to enable AUVs to work autonomously in operations ranging from deep sea exploration to inspection of sewer pipes.

SourceTechnical University of Munich (TUM)·DateMar 29, 2010

Dr. Jose L. Jimenez to receive 2010 UM Rosenstiel Award

Dr. Jose L. Jimenez receives the 2010 UM Rosenstiel Award for his pioneering work on aerosol measurement techniques, addressing critical questions regarding climate change and air quality. His research group has participated in numerous field measurement missions with airborne and ground site deployments of instruments.

SourceUniversity of Miami Rosenstiel School of Marine, Atmospheric, and Earth Science·DateMar 29, 2010

Breakthrough design opens door to 'full screen' Braille displays for the blind

Researchers at North Carolina State University have developed a concept for a full-page, refreshable Braille display that translates images into tactile displays. The innovative design uses an electroactive polymer material and a hydraulic mechanism to raise dots to the correct height, allowing blind users to read with ease.

SourceNorth Carolina State University·DateMar 29, 2010
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.

Having plenty of supportive relatives increases fear of dying

A study of over 1000 people aged 65+ in Britain found that having a large number of supportive relatives increases the fear of dying, particularly among those from ethnic minority groups. This runs counter to the common perception that a network of supportive family carers eases fears around death.

SourceBMJ Group·JournalPostgraduate Medical Journal·DateMar 29, 2010

Diabetes raises risk of death in cancer surgery patients

People with diabetes undergoing cancer surgery are at a higher risk of death in the month following their operations. The study, led by Johns Hopkins researchers, found that newly diagnosed cancer patients with Type 2 diabetes have a 50% greater risk of mortality after surgery, particularly for colorectal and esophageal tumors.

SourceJohns Hopkins Medicine·JournalDiabetes Care·DateMar 29, 2010

Researchers identify potential new target for treating hepatitis C

A team of scientists has identified a potential new target for treating hepatitis C by discovering an inhibitor that binds to the genetic material of the virus, causing a major conformational change that prevents replication. This finding provides a basis for structure-based design of new hepatitis C treatments.

SourceUniversity of Utah Health·JournalProceedings of the National Academy of Sciences·DateMar 29, 2010
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.

Urine sprays during courtship send mixed messages

Research suggests that females initiate courtship in crayfish and send conflicting signals to males via urine sprays. This allows females to gauge male size and strength, ensuring only the fittest males fertilize their eggs.

SourceBMC (BioMed Central)·JournalBMC Biology·DateMar 29, 2010

Radiation after mastectomy underused, U-M study finds

A new study from the University of Michigan found that mastectomy patients are less likely to receive radiation therapy than those who had lumpectomy. Despite medical guidelines recommending radiation after mastectomy for certain patients, only 78% received it, compared to 95% of lumpectomy patients.

SourceMichigan Medicine - University of Michigan·JournalJournal of Clinical Oncology·DateMar 29, 2010

Hyenas' laughter signals deciphered

Researchers found that variations in the giggles' pitch and timbre can encode information about a hyena's age, dominance status, and individual signature. This allows hyenas to establish feeding rights and organize their food-gathering activities.

SourceBMC (BioMed Central)·JournalBMC Ecology·DateMar 29, 2010
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.

Advances reported in quest for drugs targeting childhood cancer

Researchers at St. Jude Children's Research Hospital have identified a new class of compounds targeting the MDMX protein, implicated in promoting various cancers, including retinoblastoma. The compound, SJ-172550, has shown promise in killing cancer cells by binding to the protein and allowing p53 to function normally.

SourceSt. Jude Children's Research Hospital·JournalJournal of Biological Chemistry·DateMar 29, 2010

Possible 'superbug' status for STI

The emergence of multidrug-resistant gonococcal bacteria threatens to make gonorrhoea extremely difficult to treat. Current treatment antibiotics may soon lose effectiveness due to rapid resistance development.

SourceMicrobiology Society·DateMar 29, 2010

Deep vein thrombosis is more likely to occur on the left side of pregnant women

A review of 1098 studies found that pregnant women are more likely to develop deep vein thrombosis (DVT) on the left side, particularly in the left leg. The study suggests that routine examination of the iliofemoral system may be prudent when diagnosing DVT in pregnant patients.

SourceCanadian Medical Association Journal·JournalCanadian Medical Association Journal·DateMar 29, 2010

U of I researchers identify new soybean aphid biotype

Researchers at University of Illinois have identified a new soybean aphid biotype that can overcome resistance genes in currently available varieties. This discovery highlights the need for breeders and seed companies to keep pace with evolving pest populations.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalJournal of Economic Entomology·DateMar 29, 2010
Davis Instruments Vantage Pro2 Weather Station

Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.

Molecular middle managers make more decisions than bosses

In complex organisms, regulatory networks are more democratic and collaborative, with master regulators controlling middle managers governing workhorse genes. These systems tend to be less autocratic, instead relying on mutually supporting partnerships for stability.

SourceYale University·JournalProceedings of the National Academy of Sciences·DateMar 29, 2010

Protein linked to problems with executive thinking skills

A study published in Neurology found that high levels of C-reactive protein are associated with worse performance in executive function, a process in the brain that enables planning, decision-making, and behavior selection. Higher CRP levels also affected the frontal lobe of the brain, equivalent to 12 years of aging.

SourceAmerican Academy of Neurology·JournalNeurology·DateMar 29, 2010

1980s video icon glows on Saturn moon

Cassini collected temperature map data that shows hot regions resembling 'Pac-Man' eating a dot and striking bands of light and dark in crater walls. Surface texture variations are suspected to be the cause, with denser ice conducting heat away from the surface.

SourceSouthwest Research Institute·DateMar 29, 2010
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.

A new strategy normalizes blood sugars in diabetes

Researchers at Boston Children's Hospital have identified a new strategy to treat type 2 diabetes by activating a cellular pathway that fails in obese individuals. The approach normalizes blood glucose levels in severely obese and diabetic mice, suggesting potential benefits for human treatment.

SourceBoston Children's Hospital·JournalNature Medicine·DateMar 28, 2010

EU project to keep older professionals in the workforce

The Best Agers project aims to identify methods to keep the older generation in the workforce, as Europe faces an aging population. Nineteen organisations from eight Baltic Sea countries participate in the project, which has a budget of SEK 44 million.

SourceUniversity of Gothenburg·DateMar 28, 2010

'Hormone therapy' for food poisoning bacteria

Researchers have identified a molecule that blocks a key signaling pathway in pathogenic gut bacteria, reducing toxin production and preventing infection. This breakthrough discovery represents a novel class of antimicrobial agents with broad-spectrum efficacy.

SourceMicrobiology Society·DateMar 28, 2010
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.

Fat clue to TB awakening

Researchers have discovered that Mycobacterium tuberculosis stimulates macrophages to accumulate fat droplets, turning them into 'foamy' cells that can reawaken the latent TB infection. This cellular transformation allows the bacteria to leak out into the airways and progressively destroy lung tissue.

SourceMicrobiology Society·DateMar 28, 2010

Paired drugs kill precancerous colon polyps, spare normal tissue

A combination of Vitamin A acetate and TRAIL kills precancerous colon polyps while sparing normal tissue, providing a potential new avenue for chemoprevention. The regimen, tested in mouse models and human colon cancer tissue, appears to address the issue of continuous long-term therapy required for current chemopreventive drugs.

SourceUniversity of Texas M. D. Anderson Cancer Center·JournalNature·DateMar 28, 2010

Sugar-hungry yeast to boost biofuel production

Scientists have developed yeast that efficiently converts a wider range of plant waste sugars into alcohols for biofuel production. The modified yeast can produce both ethanol and butanol, which could replace fossil fuels with superior properties.

SourceMicrobiology Society·DateMar 28, 2010
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.

Microbial answer to plastic pollution?

A recent study has discovered that certain marine bacteria can form biofilms on plastic fragments, potentially breaking them down. This research could lead to new methods for cleaning up microplastics and reducing their impact on marine life.

SourceMicrobiology Society·DateMar 28, 2010

Chemical cocktail affects humans and the environment

Researchers found that environmental chemicals form a complex cocktail, leading to greater toxicity than individual chemicals. The EU recommends implementing guidelines for managing the chemical cocktail effect to assess risks to humans and the environment.

SourceUniversity of Gothenburg·DateMar 28, 2010

University of Guam professors publish article in International Journal of Intercultural Relations

University of Guam professors Seyda Turk Smith, Kyle D. Smith, and Abdulgaffar Peang-Meth published an article in the International Journal of Intercultural Relations on university-based services for asylum seekers on Guam. The study highlights the importance of community formation among refugees through need-based activities and cultu...

SourceUniversity of Guam·JournalInternational Journal of Intercultural Relations·DateMar 28, 2010
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.

Few drive well while yakking on cell phones

A small group of people with the ability to multitask have been found to be able to drive safely while using a cell phone. The study, conducted by psychologists Jason Watson and David Strayer, found that these individuals, known as 'supertaskers,' showed no impairment on their driving performance when also talking on a cell phone.

SourceUniversity of Utah·JournalPsychonomic Bulletin & Review·DateMar 28, 2010

Promising strategy for treatment of lung cancer

Researchers at the University of Gothenburg have discovered two closely related enzymes, FT and GGT, as promising targets for treating lung cancer. By blocking these enzymes in transgenic mice, they found that cell growth was inhibited, tumour formation decreased, and survival rates improved.

SourceUniversity of Gothenburg·JournalProceedings of the National Academy of Sciences·DateMar 28, 2010

Tiny gold probes give scientists a sense of how disease develops

Researchers developed tiny gold-coated particles that can be implanted into cells, enabling remote disease diagnosis and tracking through laser-induced vibrations of proteins. These probes use different vibrational frequencies to detect disease progression.

SourceUniversity of Edinburgh·JournalChemical Communications·DateMar 28, 2010

Common mechanisms of drug abuse and obesity

A new study by the Scripps Research Institute found that unrestricted access to high-fat foods can trigger addiction-like responses in the brain, leading to compulsive eating behaviors and obesity. The study suggests that type 2 dopamine receptors play a key role in this process.

SourceNIH/National Institute on Drug Abuse·JournalNature Neuroscience·DateMar 28, 2010
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.

Biomedical research infrastructure goes global: EU consortium Infrafrontier has new partners

The European Union-funded Infrafrontier project has expanded its network of partners to include six new countries: Canada, Czech Republic, Austria, France, Italy, and the Czech Republic. This international collaboration aims to create an open-access research infrastructure for high-quality mouse models in biomedical research.

SourceHelmholtz Munich (Helmholtz Zentrum München Deutsches Forschungszentrum für Gesundheit und Umwelt (GmbH))·DateMar 26, 2010
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.

Imani on the weakening on weekend

Tropical Storm Imani is expected to become a depression over the weekend, weakening due to increasing vertical wind shear. The storm's low-level circulation center is fully exposed on its north side, making it vulnerable to strong winds.

SourceNASA/Goddard Space Flight Center·DateMar 26, 2010

Surgeons demonstrate new minimally invasive technique to correct chest deformity

Surgeons demonstrate a new minimally invasive technique to correct pectus carinatum, a condition causing the chest wall to protrude outward. The 'reverse Nuss' procedure involves passing a curved bar beneath the musculature to push out the indentation. A dynamic compression brace can also be used to correct the condition in many cases.

SourceChildren's Hospital of The King's Daughters·DateMar 26, 2010

Rapid development of drug-resistant 2009 H1N1 influenza reported in 2 cases

Two people with compromised immune systems developed drug-resistant strains of the 2009 H1N1 virus after less than two weeks on therapy. Both patients showed clinical resistance to oseltamivir and peramivir, emphasizing the need for alternative treatment strategies.

SourceNIH/National Institute of Allergy and Infectious Diseases·JournalClinical Infectious Diseases·DateMar 26, 2010

Safety and diagnosis yield of colonoscopy in Hong Kong Chinese children

A study published in the World Journal of Gastroenterology found that colonoscopy in Hong Kong Chinese children has a high safety yield and can effectively diagnose inflammatory bowel disease. The procedure also provided therapeutic value by successfully removing colonic polyps, with no complications reported.

SourceWorld Journal of Gastroenterology·JournalWorld Journal of Gastroenterology·DateMar 26, 2010
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.

The dawn of a new epoch?

Researchers suggest that humans have altered the planet so much that we are entering a new geological time interval, potentially sparking a mass extinction event. The proposed Anthropocene Epoch marks a significant shift in human influence on the environment.

SourceUniversity of Leicester·JournalEnvironmental Science & Technology·DateMar 26, 2010

Religious beliefs are the basis of the origins of Palaeolithic art

Researchers like Eduardo Palacio-Pérez reinterpreted Palaeolithic art as having symbolic-religious significance, shifting away from purely decorative motives. This new perspective emerged in response to discoveries of paintings and engravings in caves, which were initially dismissed due to their naturalistic quality.

SourceSpanish Foundation for Science and Technology·JournalOxford Journal of Archaeology·DateMar 26, 2010

Dian Donnai receives lifetime award in genetics from March of Dimes

Dian Donnai, a leading expert on rare genetic diseases, has been awarded the March of Dimes/Colonel Harland Sanders Award for her pioneering work in defining and researching rare genetic conditions such as Williams syndrome. Her contributions have improved the lives of millions affected by these diseases.

SourceMarch of Dimes Foundation·DateMar 26, 2010
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.