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Science News Archive 2010


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.

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.

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.

Apple iPhone 17 Pro

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

'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.

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.

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 ...

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.

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.

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.

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.

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.

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.

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.

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.

How immune cells 'sniff out' bacteria

Scientists use micro-particles to mimic bacterial scents, tracking immune cell responses. Neutrophils migrate towards single chemical-releasing particles within minutes.

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.

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.

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.

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.

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.

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.

Meta Quest 3 512GB

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

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.

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.

Fluke 87V Industrial Digital Multimeter

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

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.

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.

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.

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.

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.

'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.

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.

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.

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.

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.

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.

Ecosystems under threat from ocean acidification

Marine Roseobacter clade decline linked to ocean acidification may impact global climate system and socio-economic consequences. Ocean acidification could significantly affect fish stocks and coral reef erosion.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.