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Science News Archive June 2010


Page 18 of 24

With fungi on their side, rice plants grow to be big

Researchers found that manipulating fungal genetics increases rice growth by five-fold, addressing global phosphate reserves critically low issues. The breakthrough exploits the fungus's genetic variation and segregation processes without introducing new genes.

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 therapy offers hope to spinal muscular atrophy patients

Researchers at the University of Sheffield have developed a novel gene transfer system that can restore SMN protein levels and alleviate symptoms in SMA model mice. The new technique has the potential to develop a simple injection therapy without surgical interventions, offering significant implications for future SMA treatment.

Pecans provide neurological protection

A new animal study published in Current Topics in Nutraceutical Research suggests that eating pecans daily may help protect the nervous system and delay motor neuron degeneration. The study found that vitamin E in pecans provides significant antioxidant benefits, which can fight diseases like Alzheimer's and Parkinson's.

New autism susceptibility genes identified

Researchers have identified new autism susceptibility genes, including SHANK2 and SYNGAP1, which may lead to earlier diagnosis and better treatments. The study found that these genes are involved in synapse-related pathways and cellular proliferation, providing insights into possible common pathological mechanisms.

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.

Improving recovery from spinal cord injury

A team of researchers at Johns Hopkins University School of Medicine has shown that treating injured rat spinal cords with the enzyme sialidase improves nerve regrowth, motor recovery, and nervous system function. The treatment also showed improvements in blood pressure control and increased number of sprouted nerve ends.

Researchers report new autism genes discovered

A team of researchers from the University of Illinois Chicago has identified new autism susceptibility genes, including SHANK2, SYNGAP1 and DLGAP2, through an international collaboration with Autism Speaks. These findings suggest that multiple rare variants or genetic changes may contribute to the development of autism.

Mutation causes intense pain

A mutation in the TRPA1 gene has been identified as the cause of familial episodic pain syndrome (FEPS), a rare inherited pain disorder. The research proposes potential treatment options using pharmacological compounds that inhibit the mutant channel.

Apple iPhone 17 Pro

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

Personality predicts political preferences

Researchers at the University of Toronto found that liberals tend to prioritize compassion and equality, while conservatives prioritize order and social norms. This study contributes to understanding the deeper motivations behind political behavior and suggests that both types of motivation are necessary for a functioning society.

Study finds poor compliance with cirrhosis surveillance recommendations

A study published in Hepatology found that fewer than 20% of patients with cirrhosis and hepatocellular carcinoma received regular surveillance. Despite high-risk patients being recommended for HCC surveillance, population-based studies indicate only 11% are diagnosed early enough to receive potentially curative treatments.

Targeted molecules play only minor role in axon repair

Researchers at the University of California, San Diego School of Medicine found that removing three key inhibitory molecules from myelin did not significantly improve axon regeneration in damaged spinal cords. The study suggests that successful regeneration will require a combination of many approaches and techniques.

Genetic factors affect risk of vitamin D insufficiency

A genome-wide association study found three genetic variants significantly associated with vitamin D concentrations and risk of insufficiency. Participants with certain genotypes were at two-and-a-half times increased risk of having low vitamin D levels, highlighting the importance of genetic factors in regulating vitamin D status.

Meta Quest 3 512GB

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

Data acquisition and coordination key to human microbiome project

The Human Microbiome Project has launched a centralized database for sequencing microbial genomes, providing a unique resource for future investigations. The HMP has cataloged over 1,400 individual human microbiome projects, enabling researchers to study the interactions between human and microbial cells.

Individual brain cells can ID both cars and cats

Researchers found that certain 'multitasking' neurons in monkeys' brains are best at making correct identifications in both car and animal categories. This ability to 'multitask' allows the brain to re-utilize neurons for different tasks, potentially leading to a better understanding of disorders like autism and schizophrenia.

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.

Researchers find world's oldest leather shoe and more

A perfectly preserved shoe, 1,000 years older than the Great Pyramid of Giza and 400 years older than Stonehenge, has been found in a cave in Armenia. The 5,500-year-old cow-hide shoe dates back to ~3,500 BC and was made from a single piece of leather.

Insight into structure of HIV protein could aid drug design

The study reveals how HIV protein Tat interacts with the human protein P-TEFb, altering its shape. This knowledge may lead to the design of inhibitors that target P-TEFb only when it is interacting with Tat, potentially reducing viral replication without harming normal cell function.

Michael Graetzel wins the Millennium Technology Prize

Professor Michael Graetzel receives Millennium Technology Prize for his groundbreaking work on dye-sensitized solar cells, a cost-effective and versatile form of solar energy. The award recognizes his contributions to developing this technology and unlocking safer, more efficient batteries and carbon-free energy storage.

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.

Teen automobile crash rates are higher when school starts earlier

A study by the American Academy of Sleep Medicine found that earlier school start times are associated with increased teenage car crash rates. Teen drivers who started school at 7:20 a.m. in Virginia Beach had 41% higher crash rates than those who started at 8:40 a.m. in Chesapeake.

Asthma control? We've got an app for that

Researchers found that an online self-management tool significantly improved asthma symptoms in those with partly controlled or uncontrolled asthma. The system, which allows patients to measure lung function and receive personalized advice, led to a 80% participation rate in the first three months.

Celestron NexStar 8SE Computerized Telescope

Celestron NexStar 8SE Computerized Telescope combines portable Schmidt-Cassegrain optics with GoTo pointing for outreach nights and field campaigns.

MIT researchers find 2 brain circuits involved with habitual learning

A new study by MIT researchers has identified two distinct brain circuits involved in habitual learning. The dorsolateral and dorsomedial striatal circuits show different patterns of activity as rats learn to navigate a maze, with the dorsolateral circuit becoming more active with repetition and the dorsomedial circuit playing a key ro...

Intrauterine devices reduce repeat abortions

A 25-year study found that intrauterine devices significantly reduced repeat abortions among young women. The researchers suggest that healthcare providers should increase the use of long-acting contraceptive methods like IUDs as an effective alternative to the pill.

Vast geographic differences found in drug spending under Medicare

A University of Pittsburgh study reveals significant regional variations in Medicare drug spending, with some areas paying out double the amount spent by others. The research also shows that increased spending on prescription drugs does not lead to reduced spending on other medical services.

Genome-wide study identifies factors that may affect vitamin D levels

A genome-wide study has identified four common gene variants associated with blood levels of vitamin D and an increased risk of vitamin D deficiency. Individuals inheriting multiple risk-associated variants had more than twice the risk of vitamin D deficiency as those without these variants.

Garmin GPSMAP 67i with inReach

Garmin GPSMAP 67i with inReach provides rugged GNSS navigation, satellite messaging, and SOS for backcountry geology and climate field teams.

A tale of 2 atolls

Researchers studying two isolated Pacific atolls find diverse marine life populations in response to different fishing pressures. At Palmyra, a protected US wildlife refuge, high densities of sharks and large fish are found, while Tabuaeran, inhabited by 2,500 people, hosts lower fish populations due to artisanal fishing.

Do creative work activities create stress?

A new study by University of Toronto researchers finds that people who engage in creative work activities experience excessive job pressures, feel overwhelmed, and receive work-related contact outside of normal hours. This leads to more conflict between work and family roles, affecting functioning at home.

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.

CPAP therapy provides a memory boost for adults with sleep apnea

Continuous positive airway pressure therapy helps restore memory consolidation in adults with obstructive sleep apnea, suggesting that CPAP is effective at recouping memory abilities impaired by OSA. Participants treated with CPAP outperformed untreated OSA patients on an overnight picture memory consolidation task.

Solution to beading-saliva mystery has practical purposes

Engineers at Purdue University, MIT, and Rice University have discovered the mechanism behind bead formation in fluids containing polymers. They found that fluid inertia, viscosity, relaxation time, and capillary time play crucial roles in controlling bead formation.

New parasite could be late summer beach pest

Researchers have discovered a new parasite, Edwardsiella, living on the American comb jellyfish that causes skin irritation in humans. The parasite's larvae may be problematic for Swedish sea bathers during late summer beach season.

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.

Politics are a key factor in biodiversity

A new atlas highlights the critical role of politics in driving biodiversity loss, emphasizing the need for policy reforms to reduce pressure on biodiversity. The atlas combines key research findings from a major European project and provides recommendations for policymakers and conservationists.

New software to measure emotional reactions to Web

A new software designed by Aude Dufresne measures emotions, body heat, and eye movements in response to online activities. This technology will help companies understand how users react to websites, enabling improvements in online experiences.

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.

'Sound' science offers platform for brain treatment and manipulation

Researchers at Arizona State University have developed a new method of noninvasive brain stimulation using pulsed ultrasound, which stimulates action potentials and drives intact brain activity without surgery. The approach shows promise for diagnosing and treating brain dysfunctions such as epilepsy, Parkinson's disease, and depression.

Sleep may help you become a 'Guitar Hero'

A study using 'Guitar Hero III' found that sleep improves performance accuracy on the game by 3-5 percentage points, compared to daytime wakefulness. The results suggest a significant correlation between sleep duration and motor learning consolidation.

Liposome-hydrogel hybrids: No toil, no trouble for stronger bubbles

Researchers developed liposome-hydrogel hybrid nanoparticles that combine the strengths of both materials while compensating for their weaknesses. These nanoparticles have controlled release capabilities and can target specific cells, making them potential tools for targeted drug delivery.

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.

PRACE research infrastructure inaugurated

The PRACE partnership has established a persistent pan-European High Performance Computing research infrastructure, providing computing power of several Petaflop/s. The initiative aims to support European scientists and engineers in remaining internationally competitive, addressing major challenges like climate change and energy saving.

Polyphenols in red wine and green tea halt prostate cancer growth

Researchers found that polyphenols in red wine and green tea inhibit cancer growth by disrupting the sphingosine kinase-1 survival pathway. This discovery could lead to the development of drugs targeting this pathway to stop or slow prostate cancer progression, improving current treatments.

Compound enhances cancer-killing properties of agent in trials

Researchers at University of Illinois College of Medicine found that adding ARC to anti-cancer agent ABT-737 makes it effective against a wide range of cancers. The combination of agents shows tremendous synergy, reducing the dose required while lessening side-effects.

Kestrel 3000 Pocket Weather Meter

Kestrel 3000 Pocket Weather Meter measures wind, temperature, and humidity in real time for site assessments, aviation checks, and safety briefings.

Late-stage ovarian cancer shows promise in 2-drug phase I trial

A phase I clinical trial of the combination of decitabine and carboplatin has shown promising results in treating late-stage ovarian cancer, with four patients experiencing no disease progression after six months. The treatment regimen has been found to be well-tolerated, with mild adverse reactions.

A 'huge step' toward mass production of coveted form of carbon

Researchers develop a new procedure for mass-producing graphene, a material that could revolutionize electronics devices. The process uses commercially available silicon carbide wafers to produce high-quality graphene with excellent electronic properties.

UAB study confirms link between depression, abdominal obesity

A UAB study confirms a significant link between depression and abdominal obesity, with individuals experiencing high levels of depression gaining weight at a faster rate. The study suggests treating depression is crucial to controlling obesity and preventing related diseases.