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Science News Archive July 2010 - Page 2


Page 2 of 23

Researchers study benefits of white button mushrooms

Researchers found that white button mushrooms enhance dendritic cell maturity, improving immune response to disease-causing pathogens. The study suggests that consuming adequate nutrients can support immune system health.

SourceUnited States Department of Agriculture - Research, Education and Economics·JournalJournal of Nutrition·DateJul 29, 2010

Signs of reversal of Arctic cooling in some areas

Researchers reconstructed summer temperatures on the Kola Peninsula and found a rapid temperature rise since 1990, contradicting previous cooling trends. The data suggest that solar activity may have been a significant factor contributing to Arctic temperature fluctuations until 1970.

SourceHelmholtz Association·DateJul 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.

What is stopping timely stroke care in the UK?

A recent report from the UK Vascular Society and Royal College of Physicians reveals patients in the UK are waiting too long for vascular surgery after stroke or TIA symptoms. The main causes of delays include delayed referral, scarcity of staff or operating theatres, and patient presentation issues.

SourceThe Lancet_DELETED·JournalThe Lancet·DateJul 29, 2010

New pathway to Parkinson's and Alzheimer's diseases

Researchers found that a gaseous molecule called nitric oxide can trigger brain cell death in neurodegenerative diseases. The study discovered a new molecular pathway that leads to cellular suicide, offering new potential for diagnosis and treatment.

SourceSanford Burnham Prebys·JournalMolecular Cell·DateJul 29, 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.

Ear bones reveal spawning secrets of Lake Erie walleye

A statistical analysis of chemicals found in walleye ear bones reveals that almost all Maumee-spawned walleyes were hatched there, but only two-thirds of Sandusky-spawned walleyes originated from the same river. This study helps wildlife officials determine which rivers are at risk of overfishing.

SourceOhio State University·DateJul 29, 2010

A new ground zero for prostate cancer

Researchers found that prostate basal cells can spawn tumors in the prostate gland, providing a new originator of prostate cancer. The study used human prostate tissue samples to develop new techniques and identified unique cell surface markers to distinguish luminal cells from basal cells.

SourceHoward Hughes Medical Institute·JournalScience·DateJul 29, 2010

TNF blockers may increase the risk of malignancy in children

A study by FDA researchers found a higher incidence of malignancy in children using TNF blockers like infliximab and etanercept. The reporting rate for U.S. cases of malignancy in children was 4-18 times the estimated background rate for the general pediatric population.

SourceWiley·JournalArthritis & Rheumatism·DateJul 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.

Memory's master switch

A study published in Neuron reveals that GABA, a natural molecule in the brain, is responsible for regulating synaptic connections and facilitating the formation of new memories. The research demonstrates that variations in local GABA levels near individual synapses determine synaptic strength and heterogeneity.

SourceAmerican Friends of Tel Aviv University·JournalNeuron·DateJul 29, 2010

Good and bad in the hands of politicians

Researchers found that right-handers favor their dominant hand for positive ideas and non-dominant hand for negative thoughts. Conversely, left-handers use their left hand for positive expressions and right hand for negative ones. These findings suggest people link 'good' with the side of their body they can use most fluently.

SourceMax-Planck-Gesellschaft·JournalPLOS ONE·DateJul 29, 2010

Researchers find new translocation; weak spots in DNA lead to genetic disease

A new recurrent translocation between chromosomes 8 and 22 has been found to cause a range of genetic diseases. The disorder, characterized by mild mental retardation and developmental delays, is thought to arise from palindromic sequences in the DNA that are prone to breakage and rearrangement.

SourceChildren's Hospital of Philadelphia·JournalAmerican Journal of Human Genetics·DateJul 29, 2010
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.

Vitamin D deficiency linked to arterial stiffness in black teens

A new study published in The Journal of Clinical Endocrinology & Metabolism found that vitamin D deficiency is associated with increased arterial stiffness in black teens. Researchers discovered that higher doses of vitamin D supplementation (2,000 IU) improved cardiovascular health and reduced central arterial stiffness.

SourceThe Endocrine Society·JournalThe Journal of Clinical Endocrinology & Metabolism·DateJul 29, 2010

'Linc-ing' a noncoding RNA to a central cellular pathway

Researchers identify a critical lincRNA-p21 that suppresses multiple genes across the genome following p53 activation, playing a key role in mediating cellular response to DNA damage. This discovery opens up new avenues for understanding gene regulation and developing anti-cancer therapies.

SourceBeth Israel Deaconess Medical Center·JournalCell·DateJul 29, 2010

Polymer passage takes time

Researchers at Rice University have developed a theoretical method to calculate the time it takes for long-chain polymers to translocate through nanopore geometries, shedding new light on their transport. The study found that polymers pass more quickly when entering a composite pore through its wide end.

SourceRice University·JournalThe Journal of Chemical Physics·DateJul 29, 2010

Scientists post lower speed limit for cell-signaling protein assembly

Researchers at Michigan State University found that protein diffusion is slower than previously thought, which could lead to new therapeutic strategies for diseases such as Alzheimer's, ALS, and cystic fibrosis. The discovery provides a fundamental understanding of the pre-folded state of proteins.

SourceMichigan State University·JournalProceedings of the National Academy of Sciences·DateJul 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.

Grant to revive pre-contact Chamorro fishing techniques

The University of Guam Sea Grant Extension Program aims to revive traditional Chamorro fishing practices, which were replaced by Western technology. The project will teach the community how to build and repair indigenous canoes and fish using pre-contact equipment, promoting sustainable seafood supply and cultural preservation. Environ...

SourceUniversity of Guam·DateJul 29, 2010

Most youth hockey injuries caused by accidents, not checking, UB study shows

A new study from the University at Buffalo found that 66% of youth hockey injuries were caused by accidental hits to the boards or goal posts, while only 34% were caused by checking. The study, which analyzed data from over 3,000 players, suggests that coaches should teach players to keep their heads up and avoid looking down at the puck.

SourceUniversity at Buffalo·JournalBritish Journal of Sports Medicine·DateJul 29, 2010

Plant compound resveratrol shown to suppresses inflammation, free radicals in humans

A study conducted by University at Buffalo researchers found that resveratrol suppressed the generation of free radicals and reduced inflammation in human blood samples. The compound also showed promise in reducing insulin resistance and related markers, potentially benefiting conditions like type 2 diabetes and heart disease.

SourceUniversity at Buffalo·JournalThe Journal of Clinical Endocrinology & Metabolism·DateJul 29, 2010

Small increases in vaccine cost can cause large gaps in protection

A Harvard University study found that small changes in perceived vaccine costs can lead to significant gaps in herd immunity, with social networks playing a crucial role in the spread of disease. The researchers discovered that increasing vaccination cost prompts more free-riding and leads to larger epidemics.

SourceHarvard University·DateJul 29, 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.

Kidney injury prevention may be possible: Watch for the warning signs

Researchers discovered that patients with high levels of albuminuria have a significantly increased risk of developing acute kidney injury, highlighting the importance of monitoring kidney function. By recognizing these warning signs, individuals can take proactive steps to prevent preventable forms of acute kidney injury.

SourceAmerican Society of Nephrology·JournalJournal of the American Society of Nephrology·DateJul 29, 2010

New $1.5 million NSF grant to track bee declines and pollination

A $1.5 million NSF grant will consolidate data from 10 natural history bee collections across the US, including Cornell's 250,000-specimen collection. This effort aims to establish conservation status and predict risks to bee pollination services from climate change and habitat loss.

SourceCornell University·DateJul 29, 2010

A leap forward in addiction awareness and control

The AACTP and LEAP programmes address challenges faced by excessive drinkers, including preoccupation with drinking and motivation difficulties. The study shows that these programmes significantly decrease weekly alcohol consumption and increase participants' confidence in resisting high-risk situations.

SourceEconomic & Social Research Council·DateJul 29, 2010

Brown dwarf found orbiting a young sun-like star

Astronomers have discovered a brown dwarf companion to a young sun-like star, PZ Tel A. The discovery reveals the early stages of solar system formation and provides insights into planetary formation.

SourceUniversity of Arizona·JournalThe Astrophysical Journal Letters·DateJul 29, 2010
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.

Behind the secrets of silk lie high-tech opportunities

Researchers at Tufts University have made significant advancements in silk materials, transforming them from commodity textiles to high-tech applications. The development of silk hydrogels, films, fibers, and sponges enables advances in photonics, nanotechnology, electronics, adhesives, and microfluidics.

SourceTufts University·JournalScience·DateJul 29, 2010

Graphene under strain creates gigantic pseudo-magnetic fields

Researchers have created giant pseudo-magnetic fields in graphene by applying the right amount of strain, revealing a new window into fundamental scientific discoveries and potential applications. The findings, published in Science journal, exceed the strongest magnetic fields ever sustained in a laboratory setting.

SourceDOE/Lawrence Berkeley National Laboratory·JournalScience·DateJul 29, 2010

Western diet link to ADHD

A new study from Perth's Telethon Institute for Child Health Research found an association between a 'Western-style' diet and an increased risk of ADHD diagnosis in adolescents. The research examined the dietary patterns of over 1,800 adolescents and classified them into 'Healthy' or 'Western' patterns.

SourceResearch Australia·JournalJournal of Attention Disorders·DateJul 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.

Unexpected viral 'fossils' found in vertebrate genomes

A recent study found that human and other vertebrate genomes contain ancient sequences from deadly virus families, Ebola/Marburgviruses and Bornaviruses. These integrations were likely mediated by movable elements and may provide a selective advantage to the host species, potentially protecting against future infections.

SourcePLOS·JournalPLOS Pathogens·DateJul 29, 2010

Just drop it: The one-size-fits-all approach to blood sugar control, that is

A study of 24,875 dialysis patients found that sustained extremes in blood sugar levels increased the risk of dying prematurely. Individualized hemoglobin A1c targets may be more appropriate than a one-size-fits-all approach for diabetic patients with kidney failure.

SourceAmerican Society of Nephrology·JournalClinical Journal of the American Society of Nephrology·DateJul 29, 2010

Brain potentials reveal spectator effect

Researchers found differing responses for neutral observers, those who wished the player to fail, and those who wanted to see them succeed. The study used event-related potentials to measure brain activity in response to different game scenarios.

SourceBMC (BioMed Central)·JournalBMC Neuroscience·DateJul 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.

Elsevier Middle East announces the Lancet Middle East website

The Lancet Middle East website offers region-specific content and news for healthcare professionals in the Middle East. The site provides handpicked articles, research, and medical news relevant to the region, enabling users to stay up-to-date with medical research as it unfolds.

SourceThe Lancet_DELETED·JournalThe Lancet·DateJul 29, 2010

Study finds black carbon implicated in global warming

A recent study conducted by a University of Iowa professor and his colleagues found that increasing the ratio of black carbon to sulfate in the atmosphere increases climate warming. Black carbon from diesel engine exhaust and cooking fires was found to be more efficient at warming than biomass burning plumes.

SourceUniversity of Iowa Health Care·JournalNature Geoscience·DateJul 29, 2010

Small materials poised for big impact in construction

Researchers analyzed over 140 studies on nanomaterials in construction and found benefits including increased strength and durability, as well as improved energy efficiency. However, concerns about potential health and environmental effects exist, highlighting the need for guidelines to regulate their use.

SourceAmerican Chemical Society·JournalACS Nano·DateJul 28, 2010

Ancient DNA identifies donkey ancestors, people who domesticated them

The study found that the African wild ass is the living ancestor of today's domestic donkeys and that a subspecies called the Nubian wild ass may still exist. Researchers used mitochondrial DNA samples from living animals, skeletons, and archaeological sites to trace the family trees of the domestic donkey.

SourceUniversity of Florida·DateJul 28, 2010

GM crop produces massive gains for women's employment in India

A GM insect-resistant cotton crop in India significantly increased employment opportunities for female laborers, with average income gains of 40 US dollars per hectare. The research found that the use of Bt cotton reduced manual work and reallocated labor to other household activities, improving women's quality of life.

SourceUniversity of Warwick·JournalNature Biotechnology·DateJul 28, 2010
Meta Quest 3 512GB

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

The fungus among us: A new way of decomposing BPA-containing plastic

Researchers pretreated polycarbonate with UV light and heat before exposing it to three types of fungi, including the white-rot fungus. The fungi broke down the plastic, using its BPA as energy, resulting in substantial decomposition without releasing toxic chemicals.

SourceAmerican Chemical Society·JournalBiomacromolecules·DateJul 28, 2010

New transplantation criteria for liver cancer patients

Researchers suggest treatments used on liver cancers beyond Milan criteria be applied to all patients with HCC listed for transplantation. Ablation and waiting can control tumors, allowing time to determine tumor biology and reducing recurrence rates.

SourceWiley·JournalLiver Transplantation·DateJul 28, 2010

Most panda habitat is outside nature reserves according to joint MSU-Chinese research

A joint MSU-Chinese research team analyzed six mountain regions in China's Sichuan, Shaanxi and Gansu provinces to develop a habitat suitability index. The study found that approximately 40% of suitable panda habitat is within nature reserves, while potentially suitable areas outside the current geographic range were identified.

SourceMichigan State University·JournalBiological Conservation·DateJul 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.

The replacement joint of the future, naturally grown

A pioneering study has shown that joints can be regrown using a host's own stem cells, potentially leading to longer-lasting artificial joint replacements. The work provides a proof-of-concept for naturally grown joints and may lead to clinical applications in the future.

SourceThe Lancet_DELETED·JournalThe Lancet·DateJul 28, 2010

People confront prejudice only when they believe others' personalities can change

A study by Stanford University researchers found that individuals are more likely to speak up against bias when they hold the belief that people's personalities can change. This implies that confronting prejudice may be an expression of hope and a desire for personal growth, rather than simply a conflict situation.

SourceAssociation for Psychological Science·JournalPsychological Science·DateJul 28, 2010

Quality coronary bypass care can improve lives and cut costs

A new analysis reveals that avoiding lowest-volume hospitals and maximizing adherence to quality care processes can significantly reduce costs associated with coronary bypass surgery. Patients receiving all quality of care measures had shorter hospital stays and lower costs.

SourceUniversity of California - San Francisco·JournalArchives of Internal Medicine·DateJul 28, 2010

Migrating birds can't control themselves

Researchers found that migratory birds become less capable of resisting temptation, pecking at food-giving buttons without learning to stop. The study suggests that temporal fragmentation of sleep may play a role in the loss of behavioral inhibition during migration.

SourceBMC (BioMed Central)·JournalBMC Neuroscience·DateJul 28, 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.

Sleep disorder may signal dementia, Parkinson's disease up to 50 years early

A recent study found that REM sleep behavior disorder can be an early warning sign of dementia or Parkinson's disease, with some patients experiencing symptoms for up to 50 years before diagnosis. The research suggests that the brain may be actively affected by these disorders for an extended period.

SourceAmerican Academy of Neurology·JournalNeurology·DateJul 28, 2010
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.

Implanted glucose sensor works for more than 1 year

A bioengineered implantable glucose sensor successfully monitored tissue glucose levels in animals for over a year, demonstrating its potential as an alternative to traditional glucose monitoring methods. The device could help people with diabetes adjust their insulin doses and reduce the risk of hypoglycemia.

SourceUniversity of California - San Diego·JournalScience Translational Medicine·DateJul 28, 2010
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.