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Science News Archive 2010 - Page 34


Page 34 of 283

JCI online early table of contents: Nov. 15, 2010

A team of researchers identified the gene Trib1 in mice, which regulates lipid production by the liver. Overexpression of Trib1 decreased blood lipids, while lack of Trib1 increased them. This suggests that TRIB1 is responsible for associations between chromosome 8 and lipid levels.

SourceJCI Journals·JournalJournal of Clinical Investigation·DateNov 15, 2010

When pride in achievement leads to a large order of fries

A new study published in Journal of Consumer Research explores how pride affects consumer self-control decisions. Researchers discovered that pride has two opposing forces: one promotes indulgence and the other facilitates self-control.

SourceUniversity of Chicago Press Journals·JournalJournal of Consumer Research·DateNov 15, 2010

Adding pharmacists to docs' offices helps patient outcomes, study shows

A University of Alberta study found that including pharmacists in primary care teams leads to significant drops in blood pressure among patients with Type 2 diabetes. The collaboration enables direct discussion between healthcare professionals, resulting in better medication management and reduced cardiovascular risk.

SourceUniversity of Alberta·JournalDiabetes Care·DateNov 15, 2010

Surgical instruments left in children rarely fatal, but dangerous

A study by Johns Hopkins Children's Center found that surgical items left behind during surgeries on children are rare but expensive mistakes, adding 8 days to hospital stays and $36,000 in extra charges. The risk of such errors varies depending on the type of surgery and patient age.

SourceJohns Hopkins Medicine·JournalArchives of Surgery·DateNov 15, 2010
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.

Study examines surgeons' stress related to surgery and night duty

A study of 66 surgeons found that duration of surgery and blood loss are associated with increased stress scores, while night duty is linked to lower stress arousal scores. The authors argue that improving working conditions for surgeons, including reducing night duty, can lead to better patient care and reduced errors.

SourceJAMA Network·JournalArchives of Surgery·DateNov 15, 2010
Apple iPhone 17 Pro

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

New research changes understanding of C4 plant evolution

A new analysis of fossilized grass-pollen grains from ancient European lake and sea bottoms has found that C4 grasses existed 14 million years ago, prior to the previously believed Oligocene epoch. This discovery sheds light on the evolution of these highly productive plants.

SourceUniversity of Maryland Center for Environmental Science·JournalGeology·DateNov 15, 2010

Natural compound shows promise against Huntington's disease

Researchers at the Salk Institute found that fisetin slows the onset of motor problems and delays death in three models of Huntington's disease. The study suggests that fisetin may be able to slow down the progression of the disease in humans, improving quality of life for those affected.

SourceSalk Institute·JournalHuman Molecular Genetics·DateNov 15, 2010

The bitter breakup: What happens when consumers dump their brands?

A new study reveals that consumers who strongly identify with a brand may experience shame and insecurity when betrayed, leading to negative actions against the brand. Companies can mitigate this by promoting forgiveness, indifference, or effective disengagement.

SourceUniversity of Chicago Press Journals·JournalJournal of Consumer Research·DateNov 15, 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.

Important brain area organized by color and orientation

Researchers found that brain area V4 is divided into separate regions for different colors and orientations, with distinct processing domains for shape and surface properties. This compartmentalization has significant implications for understanding visual object recognition and attention.

SourceVanderbilt University·JournalNature Neuroscience·DateNov 15, 2010

Nanoengineers aim to grow tissues with functional blood vessels

Researchers are developing a manufacturing platform to produce biodegradable frames that mimic nature's fine-grained details, including vasculature. The goal is to grow replacement cardiac tissues for people who have suffered a heart attack, and create better systems for growing and studying cells in the laboratory.

SourceUniversity of California - San Diego·DateNov 15, 2010

Regular exercise reduces large number of health risks including dementia and some cancers

Research review finds that regular physical activity can significantly reduce the risk of developing around two dozen health conditions, including some cancers and dementia. Healthy adults should aim for 150 minutes of moderate intensity exercise per week, with strength-training sessions and balance exercises also recommended.

SourceWiley·JournalInternational Journal of Clinical Practice·DateNov 15, 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.

Umbilical cord cells may treat arthritis

Researchers have discovered that mesenchymal stem cells from umbilical cord blood can suppress inflammation and attenuate collagen-induced arthritis. The study suggests a new potential therapy for rheumatoid arthritis, which currently has limited long-term drug-free remission options.

SourceBMC (BioMed Central)·JournalArthritis Research & Therapy·DateNov 15, 2010

Biochemistry of how plants resist insect attack determined

Researchers at Virginia Tech have discovered a single P450 enzyme responsible for producing two common plant volatiles that defend against insect attacks. The discovery provides new insights into the biosynthesis of these compounds and offers potential applications in improving crop pest controls.

SourceVirginia Tech·JournalProceedings of the National Academy of Sciences·DateNov 15, 2010

Palliative care for patients with dementia more available but still not adequate

A national survey found that palliative care for patients with dementia has increased, but gaps in coverage and inadequate insurance coverage remain. Interdisciplinary teams, community partnerships, and education are critical strategies for successful palliative care and reducing caregiver burden.

SourceIndiana University School of Medicine·JournalJournal of the American Geriatrics Society·DateNov 15, 2010

Reaching the AHA 2020 goals: Strategies for success -- news tips

According to the American Heart Association, only 12% of men and 13% of women had all four health factors at ideal levels. Researchers found that death rates were 55% lower for participants with five to seven health factors at ideal compared to those with no health factors at ideal levels.

SourceAmerican Heart Association·DateNov 15, 2010

Clinical science: Special reports II news tips

Researchers found that injecting a platelet inhibitor directly into the heart through a coronary artery may restore blood flow more effectively than conventional administration after a severe heart attack. In contrast, erythropoietin did not reduce heart damage but may increase it in patients over 70 years old. Additionally, measuring ...

SourceAmerican Heart Association·DateNov 15, 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.

T. rex's big tail was its key to speed and hunting prowess

Research by University of Alberta graduate student Scott Persons reveals T.rex's long tail was a key factor in its exceptional speed. The dinosaur's caudofemoralis muscles, attached to upper leg bones, provided the power stroke for fast forward movement.

SourceUniversity of Alberta·JournalThe Anatomical Record·DateNov 15, 2010

Origin of cells associated with nerve repair discovered

Researchers have identified the origin of olfactory ensheathing cells (OECs), which promote nerve repair in the central nervous system. OECs are derived from neural crest cells, which can be grown in large quantities from adult stem cells.

SourceUniversity of Cambridge·JournalProceedings of the National Academy of Sciences·DateNov 15, 2010

Internal body clock controls fat metabolism, UCI study shows

Researchers at UCI discovered that circadian rhythms directly control PPAR-gamma, a protein essential for lipid metabolism. The discovery could lead to new pharmaceuticals targeting the specific amino acid on PPAR-gamma, offering a singular target for drug development.

SourceUniversity of California - Irvine·JournalCell Metabolism·DateNov 15, 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.

Mastermind steroid found in plants

Researchers have identified about a thousand brassinosteroid target genes, revealing molecular links between the steroid and various cellular functions. The study provides the first comprehensive action map for a plant hormone, accelerating basic plant science and crop research.

SourceCarnegie Institution for Science·JournalDevelopmental Cell·DateNov 15, 2010

AAPS presents awards to exemplary researchers

The American Association of Pharmaceutical Scientists (AAPS) presented several awards to researchers and students for their contributions to the pharmaceutical sciences. The awards included AAPS Presidential Citation, Dr. Rainer Hoffman Product through Science Award, and AAPS Community Service Award among others.

SourceAmerican Association of Pharmaceutical Scientists·DateNov 15, 2010

Molecular evolution proves source of HIV infection in criminal cases

Researchers at Baylor College of Medicine and UT Austin used molecular evolution analysis to identify the source of HIV infections in two criminal cases. They found that a single virus, with up to 75% of infections resulting from a single ancestral strain, could be linked to the infected individuals.

SourceBaylor College of Medicine·JournalProceedings of the National Academy of Sciences·DateNov 15, 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.

Change in temperature uncovers genetic cross talk in plant immunity

Researchers at the University of Missouri discovered a previously unknown level of genetic cross talk between plant proteins that fight off bacterial infections. The study found that certain proteins physically associate, enabling them to communicate danger signals to the cell's nucleus.

SourceUniversity of Missouri-Columbia·JournalPLOS Pathogens·DateNov 15, 2010

Clinical science: Special reports I

Researchers identified irregular heartbeat in pacemaker recipients as a potential stroke risk factor. Meanwhile, disparities in cardiovascular care persist despite healthcare reform, with African-Americans and those with lower socioeconomic status receiving fewer invasive procedures. Stress tests using exercise electrocardiography and ...

SourceAmerican Heart Association·DateNov 15, 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.

Erythropoietin counteracts breast cancer treatment with herceptin

Researchers found that using erythropoietis-stimulating drugs with Herceptin resulted in reduced effectiveness of the cancer treatment. The study suggests that these drugs may activate similar downstream pathways as trastuzumab, causing antagonism between the two treatments.

SourceUniversity of Texas M. D. Anderson Cancer Center·JournalCancer Cell·DateNov 15, 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.

New way of predicting dominant seasonal flu strain

Researchers used multidimensional scaling to create a graphical plot of amino acid sequence data for all strains of H3N2, predicting the dominant strain with high accuracy. The new method can predict whether a new flu strain will become dominant as little as two weeks after its appearance in GenBank, outperforming current methods.

SourceRice University·JournalProtein Engineering Design and Selection·DateNov 15, 2010

New tech to help protect bridges, other infrastructure from scour

Researchers at NC State University have developed a sensor that allows engineers to assess scour potential of soils without excavation. The 'in situ scour evaluation probe' (ISEP) measures scour rates and behavior, helping authorities prepare for and minimize impact of natural events.

SourceNorth Carolina State University·DateNov 15, 2010

Indian honor for York's Vice-Chancellor

Professor Brian Cantor to receive honorary membership for distinguished services in metallurgical education and research. He will also deliver a keynote memorial lecture on Multicomponent High-Entropy Alloys, honoring his late colleague P Ramachandrarao.

SourceUniversity of York·DateNov 15, 2010
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.

Brain scans detect autism's signature

Researchers at Yale University used fMRI to identify three distinct 'neural signatures' in children with autism and their unaffected siblings. These patterns, including reduced activity in certain brain regions and enhanced compensatory activity, may help with earlier and more accurate diagnosis of autism spectrum disorder.

SourceYale University·JournalProceedings of the National Academy of Sciences·DateNov 15, 2010

Prostate cancer treatment linked to higher rate of colon cancer, study finds

A new study found a 30-40% higher risk of colorectal cancer among men treated with hormone-based therapy for prostate cancer. The study suggests continued routine preventive care, including colorectal cancer screening, is essential during prostate cancer treatment.

SourceMichigan Medicine - University of Michigan·JournalJNCI Journal of the National Cancer Institute·DateNov 15, 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.

Microsensors offer first look at whether cell mass affects growth rate

University of Illinois researchers developed microsensors that can track individual cells' masses and divisions over time. They found that cells grow faster as they grow heavier, rather than at a fixed rate throughout the cell cycle. The sensors also allow for imaging and tracking of cellular processes in conjunction with changes in mass.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalProceedings of the National Academy of Sciences·DateNov 15, 2010

Shopping religiously

A Tel Aviv University researcher discovered that a consumer's religiosity has a significant impact on their likelihood of choosing particular brands. Secular populations are more prone to defining their self-worth through loyalty to corporate brands, while religious consumers are less likely to display explicit brand preference.

SourceAmerican Friends of Tel Aviv University·JournalMarketing Science·DateNov 15, 2010

Women with high job strain have 40 percent increased risk of heart disease

Research found that women with high job strain have a 40% increased risk of cardiovascular disease, including heart attacks and the need for procedures to open blocked arteries. Job insecurity was also associated with risk factors for cardiovascular disease such as high blood pressure, increased cholesterol, and excess body weight.

SourceAmerican Heart Association·DateNov 14, 2010

Research uncovers extensive natural recovery after spinal cord injury

Researchers discovered that connections in the spinal cord regrew spontaneously and extensively after a mild spinal cord injury in primates, restoring 60% of original connections. This finding holds significant promise for developing new treatments for patients with spinal cord injuries.

SourceUniversity of California - San Diego·JournalNature Neuroscience·DateNov 14, 2010
Celestron NexStar 8SE Computerized Telescope

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

Synchronizing a failing heart

A new therapeutic implant has been proven to synchronize and strengthen a fading heart beat, reducing the risk of death by 24% compared to current treatment. The device therapy, called cardiac resynchronization therapy (CRT), also improves quality of life and reduces hospital admissions for worsening heart failure.

SourceUniversity of Ottawa Heart Institute·JournalNew England Journal of Medicine·DateNov 14, 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.