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Science News Archive April 2013


Page 4 of 32

Shape-shifting mobile devices

Researchers at University of Bristol unveil prototype mobile devices that can change shape on-demand, introducing the concept of 'shape resolution' and its ten features. The devices, called Morphees, can transform into different shapes to support various services and applications.

Conversion from bad fat to good fat

Scientists at ETH Zurich demonstrated that white and brown fat cells can convert into each other, challenging current beliefs. This interconversion process is likely to occur in humans as well, offering a novel strategy for treating obesity by promoting brown fat formation.

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.

Plants moderate climate warming

Research from IIASA and the University of Helsinki found that plants release gases that stick to aerosol particles, growing them into larger-sized particles that reflect sunlight and serve as cloud droplets. This feedback loop can counteract up to 30% of warming in forested areas, particularly in regions like Finland, Siberia, and Canada.

Mapping of cancer cell fuel pumps paves the way for new drugs

Researchers at Karolinska Institutet have obtained detailed images of how the transport protein GLUT transports sugars into cells. The study's findings could lead to new strategies to fight cancer cells by blocking fuel pumps that introduce sugars and other nutrients required for cell metabolism.

Sea surface temperatures reach highest level in 150 years

Sea surface temperatures in the Northeast Shelf reached a record high of 14 degrees Celsius in 2012, with significant impacts on marine life and ecosystems. The warming conditions affected fish and shellfish distributions, plankton blooms, and ocean stratification.

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.

ESC guide on new oral anticoagulant drugs

The ESC guide offers practical advice on using new oral anticoagulants (NOACs) to prevent stroke in patients with non-valvular atrial fibrillation. It highlights the benefits of NOACs, including reduced monitoring requirements and lower bleeding risk compared to vitamin K antagonists.

Fish win fights on strength of personality

New research from the University of Exeter suggests that small fish with aggressive personalities are more likely to win food contests against larger, passive counterparts. The study found that consistently aggressive fish were able to put on weight and survive in resource-scarce environments.

Developments in TACE and SIRT treatment in patients

A new scoring system defines patients who achieve the most benefit from TACE treatment, differentiating those who may benefit from repeat sessions and those who are unlikely to respond. This finding presents a challenge for the design of phase III trials for intermediate-stage HCC.

Apple iPhone 17 Pro

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

Changing cellulose-forming process may tap plants' biofuel potential

Scientists find that altering the structure and assembly of cellulose can make it more easily broken down, leading to more efficient biofuel production. By modifying the synthesis process, plants can produce cellulose with fewer structured bundles, reducing the need for time- and energy-intensive industrial processes.

Core facilities: Widening access to research instrumentation

The Deutsche Forschungsgemeinschaft (DFG) has approved funding for ten additional core facilities to make existing research instrumentation more easily accessible to researchers. The facilities will provide state-of-the-art equipment and expertise, enabling researchers to conduct complex studies efficiently.

Developmental neurobiology: How the brain folds to fit

A novel nuclear protein called Trnp1 triggers the expansion and folding of the cerebral cortex in mice, supporting tangential expansion and ordered formation of neurons. The findings imply that Trnp1 controls both expansion and folding and serves as a starting point for dissecting cellular and molecular interactions.

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.

New 10-year risk predictors identified for liver related

A study found that non-alcoholic fatty liver disease (NAFLD) is an independent predictor of early atherosclerosis and 10-year cardiovascular risk. Patients with NAFLD had higher carotid intima-media thickness and Framingham score, indicating increased cardiovascular risk.

Hitting 'reset' in protein synthesis restores myelination

Researchers at UB's Hunter James Kelly Research Institute have found that reducing a protein called Gadd34 can improve nerve and muscle function in patients with CMT neuropathies. By leaving protein synthesis partially off, they were able to restore myelination, potentially leading to new treatments for other misfolded protein diseases.

BIOMARGIN -- Increasing the life span of grafted kidneys

The BIOMARGIN project aims to develop reliable, non-invasive methods to diagnose lesions in transplanted kidneys using integrated 'omics' technologies. The study will consist of four phases, including a retrospective analysis of existing samples to identify biomarkers and validate diagnostic performance.

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.

Using mobile phone apps in weight-loss programs

A new mobile phone app has been shown to increase positive affect in overweight women undergoing a partial meal replacement program, improving their motivation during the weight loss process. The study suggests that this type of support app could be a valuable addition to existing health programs.

Cardio could hold key to cancer cure

A recent mouse study published at the International Liver Congress 2013 suggests that regular exercise can significantly reduce the risk of developing liver cancer. The study found that mice fed a high-fat diet and subjected to regular exercise had a 71% lower incidence of tumours larger than 10mm compared to sedentary mice.

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.

New approaches in treating complicated childhood polycystic kidney disease

A new evidence-based algorithm guides treatment of autosomal recessive polycystic kidney disease in children, recommending simultaneous kidney and liver transplantation for select patients. The approach aims to decrease overall mortality and morbidity, particularly in those with end-stage renal disease and congenital hepatic fibrosis.

Novel screening tests for liver cancer

New data from clinical trials demonstrate substantial improvements in detecting hepatocellular carcinoma (HCC) and cholangiocarcinoma (CC) using urinary metabolite profiles. The tests show higher sensitivity and specificity compared to traditional methods, offering hope for early detection and improved survival rates.

Exploring art at a stroke

The 'Repentir' smart phone and iPad app uses computer vision algorithms to reveal the multiple hidden stages of a painting. Users can explore the artist's creative process by rubbing away layers or scrolling through sequence images.

Apple Watch Series 11 (GPS, 46mm)

Apple Watch Series 11 (GPS, 46mm) tracks health metrics and safety alerts during long observing sessions, fieldwork, and remote expeditions.

Protein shaped like a spider

Researchers at Helmholtz Centre and Technische Universität Darmstadt discover protein C4BP with eight 'arms' similar to a spider's web. This structure allows for potential use as a scaffold for drug transport, targeting pathogens more effectively.

Movement of pyrrole molecules defy 'classical' physics

Researchers found that pyrrole molecule movement is affected by quantum laws, changing the energy landscape and impacting the whole molecule. The study's results suggest that 'zero-point energy' plays a crucial role in the molecule's diffusion on metal surfaces.

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.

Researchers pinpoint how trees play role in smog production

New research reveals how trees produce particulate matter through the chemical reaction of isoprene with nitrogen oxides. This mechanism helps predict air quality episodes and impacts public health and climate change. Trees' natural defense against oxygen damage plays a surprising role in creating environmental concerns.

Sunshine hormone, vitamin D, may offer hope for treating liver fibrosis

Scientists at the Salk Institute have discovered that a synthetic form of vitamin D can deactivate the switch governing fibrotic response in mouse liver cells, suggesting a potential new therapy for fibrotic diseases. This finding could lead to the development of a safer and more effective treatment for liver fibrosis.

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.

Periodic bursts of genetic mutations drive prostate cancer

A new study reveals that prostate cancer develops through periodic bursts of genetic mutations, causing complex DNA reshuffling. This process, dubbed 'punctuated cancer evolution,' may lead to more accurate diagnosis and effective treatment in the future.

Novel therapeutic approaches to cure chronic HBV infection

Researchers have made progress in targeting cccDNA using novel therapeutic approaches, including liver regeneration and epigenetic control. Studies show that inducing hepatocyte turnover and blocking cell entry can accelerate the clearance of viral minichromosomes.

Tracking gunfire with a smartphone

Researchers at Vanderbilt University have developed a low-cost smartphone system that can track gunfire with remarkable accuracy, using unique sonic signatures produced by firearms. The system consists of an external sensor module and smartphones, working together to triangulate the origin of shots.

Suppressing protein may stem Alzheimer's disease process

A NIH-funded study has discovered a potential strategy for treating Alzheimer's disease by blocking the activity of a little-known regulator protein called CD33. The study found that CD33 promotes late-onset Alzheimer's by preventing support cells from clearing out toxic plaques.

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.

Lasers bring new urgency to electric power research

The need for reliable, high-voltage shipboard power has become a matter of national security following the announcement of laser weapons on U.S. Navy ships. Researchers are developing cutting-edge technologies like silicon carbide-based transistors and transformers to improve power quality and reduce size and weight.

Weight loss programs via virtual reality

A new study published in the Journal of Nutrition Education and Behavior found that virtual reality weight loss programs can be an effective alternative to traditional face-to-face programs, with better maintenance rates. Researchers used Second Life, a web-based virtual reality environment, to deliver weight management education and t...

ESC recommends patients and centres for renal denervation

The European Society of Cardiology recommends catheter-based renal denervation for patients with resistant hypertension, indicating its potential in treating multiple cardiovascular diseases. The technique involves radiofrequency ablation to reset renal blood pressure regulation and reduce whole-body sympathetic nerve activity.

New imaging technology could reveal cellular secrets

Researchers have developed a new way to learn how good cells go bad by studying the mechanical and biochemical behavior of cells simultaneously. This technology combines atomic force microscopy and nuclear magnetic resonance, allowing for detailed insights into disease processes.

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.

New studies prove lethal link between alcohol, weight

Research revealed a significant increase in chronic liver disease risk among women with high BMI and heavy alcohol intake. Women are twice as sensitive to alcohol-related liver damage, and low BMI combined with high alcohol consumption poses greater risks.

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.

Are living liver donors at risk from life-threatening 'near-miss' events?

A recent study published in Liver Transplantation found that living liver donors experience a 0.2% mortality rate and life-threatening 'near-miss' events. Centers with more experience performing live donor procedures had lower rates of complications, suggesting the need for comprehensive information and education for donors.

Sexually explicit material affects behavior in young people less than thought

A recent survey of 4,600 young adults aged 15-25 found that 88% of males and 45% of females had consumed sexually explicit content in the past year. While there was a modest association between this behavior and sexual activities, other factors such as personal dispositions may play a more significant role in shaping their behaviors.

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.

Einstein was right -- So far

A team of scientists discovered a unique double object consisting of a massive neutron star and its white dwarf companion, pushing the limits of physical theories. The discovery offers an opportunity to test Einstein's general relativity with unprecedented precision.

Probiotics found to reduce hepatic encephalopathy

A new study at the International Liver Congress found that probiotics reduced the development of hepatic encephalopathy in cirrhotic patients by 50% over nine months. Probiotics work by reducing ammonia production in the gut, a key mediator of cerebral dysfunction.

Research spinoff ReXceptor gets license for Alzheimer's treatment

Case Western Reserve University spinoff ReXceptor has secured $1.4 million to advance its novel Alzheimer's treatment strategy. The company plans to initiate early-stage human clinical trials using bexarotene, a medication that significantly clears amyloid beta in mice.

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.