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Science News Archive June 2011 - Page 23


Page 23 of 28

Study examines impact of Massachusetts health law on emergency department visits

A new study published in Annals of Emergency Medicine found that Massachusetts' health care reform law increased overall emergency department visits by 4.1% between 2006 and 2008, but reduced low-severity visits for the uninsured and Medicaid recipients. The authors suggest that limitations on primary care access and low co-payments ma...

SourceBeth Israel Deaconess Medical Center·JournalAnnals of Emergency Medicine·DateJun 6, 2011

A study analyzes the role of universities and technology institutes in firm innovation

The study found that technology centers and universities have different types of clients among the business sector, with universities collaborating with larger firms and technology institutes working with smaller companies. The research also highlights the importance of complementary relationships between these institutions to foster i...

SourceUniversidad Carlos III de Madrid·JournalEuropean Planning Studies·DateJun 6, 2011

Near infrared fluorescence lights up hidden blood clots

A new near-infrared fluorescence agent has been developed to detect deep vein thrombosis, a potentially deadly cardiovascular disease. The agent uses a biomarker that targets fibrin, a protein involved in blood clot formation, and has shown high-resolution imaging capabilities in phase II clinical trials.

SourceSociety of Nuclear Medicine and Molecular Imaging·DateJun 6, 2011
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.

Research creates nanoparticles perfectly formed to tackle cancer

The new nanoparticles can carry hundreds of light-sensitive molecules, creating more reactive oxygen species from the same amount of light. This design allows the nanoparticles to penetrate easily into tumors and deliver targeted damage to cancer cells.

SourceUniversity of Hull·JournalMolecular Pharmaceutics·DateJun 6, 2011

Yo-yo dieting appears to be healthier than lifelong obesity

A recent study comparing yo-yo dieting to lifelong obesity found that weight fluctuations are better for health than remaining obese. Mice on a yo-yo diet regimen lived nearly 35% longer and had improved health measures compared to those on a high-fat diet.

SourceThe Endocrine Society·DateJun 6, 2011
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.

Exposure to BPA has been underestimated, new MU research says

A University of Missouri study finds that BPA accumulates rapidly in the body when consumed daily, rather than through single exposure. Researchers compared steady dietary BPA exposure to traditional lab methods, revealing a greater increase in active BPA form in mice.

SourceUniversity of Missouri-Columbia·JournalEnvironmental Health Perspectives·DateJun 6, 2011

Embargoed news from Annals of Internal Medicine

A prospective study found that smoking significantly increases a woman's risk for peripheral artery disease (PAD), which can cause pain and discomfort. The study also suggests that smoking cessation reduces the risk, but even after 20 years of abstention, the risk remains elevated.

SourceAmerican College of Physicians·JournalAnnals of Internal Medicine·DateJun 6, 2011

Study suggests link between childhood bullying and adult intimate partner violence perpetration

A study suggests a strong link between childhood bullying and adult intimate partner violence perpetration. Men who bullied peers in childhood are more likely to perpetrate violence against an intimate partner in adulthood. The study found that frequent bullies had 3.82 times the odds of perpetrating past-year IPV.

SourceJAMA Network·JournalArchives of Pediatrics and Adolescent Medicine·DateJun 6, 2011

Supplement found to improve quality of life for female cancer survivors

A recent study found that the nutritional supplement ArginMax for Women significantly improved overall quality of life for female cancer survivors. The supplement showed improvements in physical well-being, functional well-being, and reduced symptoms such as lack of energy, pain, and sleeplessness.

SourceAtrium Health Wake Forest Baptist·DateJun 6, 2011
Apple iPhone 17 Pro

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

Irregular breathing can affect accuracy of 4-D PET/CT

A study found that non-gated PET imaging with 4D computed tomography can produce more accurate tumor imaging for patients with irregular breathing. This approach may improve overall accuracy of tumor detection and inform clinicians about appropriate treatments.

SourceSociety of Nuclear Medicine and Molecular Imaging·DateJun 6, 2011

Stanford climate scientists forecast permanently hotter summers

A new climate study by Stanford University scientists predicts that tropical regions will experience permanent summer heat increases, with many areas seeing unprecedented extreme temperatures. This could lead to severe consequences for human health, agriculture, and ecosystems.

SourceStanford University·JournalClimatic Change·DateJun 6, 2011

Miscanthus adapts

A study on Miscanthus species reveals their potential as high-yield energy crops capable of growing on marginal land. The authors found that wild populations have genetic variation and adaptation that could provide valuable resources for the development of bioenergy crops.

SourceWiley·JournalGCB Bioenergy·DateJun 6, 2011

First-of-its-kind fluorescence map offers a new view of the world's land plants

Scientists from NASA's Goddard Space Flight Center have produced groundbreaking global maps of land plant fluorescence, providing a more direct window into the inner workings of photosynthesis. The maps show sharp contrasts in plant fluorescence between seasons and demonstrate the feasibility of measuring fluorescence from space.

SourceNASA/Goddard Space Flight Center·DateJun 6, 2011
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.

Gamma imaging provides superior tumor detection for dense breasts

A study found that gamma imaging outperformed ultrasound in detecting breast cancer, especially in women with dense breast tissue. Gamma imaging provided 100% sensitivity and 82% specificity, leading to a better prognosis for breast cancer patients.

SourceSociety of Nuclear Medicine and Molecular Imaging·DateJun 6, 2011

New molecular imaging agent targets cornerstone of cancerous tumors

A new molecular imaging agent has been developed to detect tumor angiogenesis, a process of rapid blood vessel growth associated with malignant cancers. The agent, which targets the CD105 protein biomarker, shows promising results in early studies, including high uptake by tumors in mice.

SourceSociety of Nuclear Medicine and Molecular Imaging·DateJun 6, 2011

Kinder, gentler video games may actually be good for players

A new study by Ohio State University shows that relaxing video games can make people happier and more kind, while violent games lead to increased aggression. Players who played relaxing games chose to give their opponents more money and participated in pro-social behaviors.

SourceOhio State University·JournalSocial Psychological and Personality Science·DateJun 6, 2011
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.

Combined imaging agents advance PET imaging of cancer

Researchers combined two molecular imaging agents to create a powerful new tool for acquiring information about the extent of a patient's cancer. The results showed that combined 18F NaF and 18F FDG PET/CT imaging provided good-quality imaging of both skeletal and extra-skeletal malignant lesions from various cancers.

SourceSociety of Nuclear Medicine and Molecular Imaging·DateJun 6, 2011

Tai chi could be key to overcoming cognitive effects of chemotherapy

Researchers found that Tai Chi improves cognitive functioning and psychological health in women who have undergone chemotherapy. The study suggests that Tai Chi could be a valuable addition to cancer treatment for mitigating cognitive decline.

SourceUniversity of Missouri-Columbia·JournalComplementary Therapies in Clinical Practice·DateJun 6, 2011

Virtual water cannot remedy freshwater shortage

A new study published in Environmental Research Letters found that virtual water transfers are unlikely to equalize water use among nations due to existing inequalities. The researchers concluded that the current amount of virtual water is insufficient to overcome these constraints.

SourceIOP Publishing·JournalEnvironmental Research Letters·DateJun 6, 2011

High-impact radiopeptide therapy halts neuroendocrine cancer

Researchers developed a new alpha-emitter-based therapy that effectively targets and cures neuroendocrine tumors without harming healthy tissues. The treatment, called 213Bi-DOTATOC peptide receptor alpha-therapy, showed promising results in patients with liver metastases resistant to beta-particle peptide therapy.

SourceSociety of Nuclear Medicine and Molecular Imaging·DateJun 6, 2011
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.

NYU Cancer Institute experts present at ASCO 2011 Annual Meeting

Researchers from NYU Cancer Institute presented studies on the association between MC1R variants, ultraviolet light exposure, and melanoma risk. They also identified serum-based microRNAs as biomarkers for melanoma recurrence. These findings suggest that naturally occurring genetic variations in MC1R may increase an individual's predis...

SourceNYU Langone Health / NYU Grossman School of Medicine·DateJun 6, 2011

New data still have scientists in dark over dark matter

The CoGeNT experiment has detected a seasonal signal variation in its data, consistent with the predictions of Weakly Interacting Massive Particles (WIMPs). The team is cautious, as the signal could be due to random fluctuations or experimental errors.

SourceUniversity of Chicago·DateJun 6, 2011

International study reveals mental disorders are leading cause of disability in young people worldwide

A comprehensive global study found that neuropsychiatric disorders, such as depression and schizophrenia, account for 45% of the disease burden among young people aged 10-24 years. The study highlights the need to focus on prevention programs and health promotion against non-communicable and non-fatal causes of disease in adolescence.

SourceThe Lancet_DELETED·JournalThe Lancet·DateJun 6, 2011

Attention and awareness aren't the same

A new study published in Psychological Science found that attention and awareness are distinct mental states. The researchers used the phenomenon of visual pop-out to demonstrate that people can pay attention to a stimulus without being aware of it, especially when distracted.

SourceAssociation for Psychological Science·JournalPsychological Science·DateJun 6, 2011
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.

Going with the flow: Caltech researchers find compaction bands in sandstone are permeable

Researchers have discovered that compaction bands in sandstone are more permeable than previously believed, which could significantly improve the development of hydraulic fracturing and CO2 sequestration technologies. This finding was made possible by advanced imaging techniques and multiscale computational models.

SourceCalifornia Institute of Technology·JournalGeophysical Research Letters·DateJun 6, 2011

Fewer amputations in diabetic patients with dual isotope SPECT/CT

A study of 191 diabetic patients found that dual isotope SPECT/CT accurately diagnosed osteomyelitis and soft tissue infections, leading to conservative treatment planning and limb salvage in 72% of cases. This imaging method has the potential to reduce unnecessary amputations and improve patient outcomes.

SourceSociety of Nuclear Medicine and Molecular Imaging·DateJun 6, 2011

Molecular imaging detects ischemic heart disease in diabetics

Researchers developed a molecular imaging technique that can detect reduced blood flow in diabetic hearts, potentially saving lives. The study found that this method is safe and beneficial for predicting cardiac events in diabetic patients suspected of having ischemic heart disease.

SourceSociety of Nuclear Medicine and Molecular Imaging·DateJun 6, 2011
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.

PET imaging determines malignancy in potential ovarian cancer cases

Researchers found that PET/CT imaging with the radiotracer 18F-FDG successfully detected 84% of benign and malignant tumors in patients with adnexal masses. This technology helps predict cancer stage and provide better treatment options for women diagnosed with ovarian cancer.

SourceSociety of Nuclear Medicine and Molecular Imaging·DateJun 6, 2011

Novel imaging agent targets breast tumor development

A new imaging agent called 18F FPPRGD2 targets breast tumor development by detecting angiogenesis, a process that forms new blood vessels in tissues. This allows for better clinical decisions and earlier identification of patients who are ideal candidates for aggressive therapies.

SourceSociety of Nuclear Medicine and Molecular Imaging·DateJun 6, 2011

Prolonging life carries more weight

A recent study found that oncologists value life-prolonging treatments more than quality-enhancing ones when making chemotherapy decisions. The authors also noted that there is a lack of standardized methods for analyzing cost-effectiveness in healthcare. This disparity is particularly notable in the United States, where there are no g...

SourceSAGE·JournalMedical Decision Making·DateJun 6, 2011
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.

New strategy to attack tumor-feeding blood vessels

Researchers found that Bim is required for anti-cancer therapies targeting tumor blood vessels to be effective. The discovery could lead to new treatments by attacking both the tumor and its blood supply.

SourceWalter and Eliza Hall Institute·JournalJournal of Experimental Medicine·DateJun 6, 2011

Engineering new weapons in the fight against juvenile diabetes

Researchers at Rensselaer Polytechnic Institute have created a closed-loop artificial pancreas that can automatically monitor blood sugar levels and administer insulin to individuals with Type 1 diabetes. The device aims to reduce the guesswork involved in daily insulin management, which is crucial for maintaining stable glucose levels.

SourceRensselaer Polytechnic Institute·JournalJournal of Diabetes Science and Technology·DateJun 6, 2011

UCLA scientists identify how major biological sensor in the body works

Researchers have uncovered the molecular mechanism of a biological sensor known as the gating ring, which regulates bodily activities such as blood pressure and insulin secretion. The findings could lead to therapies against diseases like hypertension and genetic epilepsy.

SourceUniversity of California - Los Angeles Health Sciences·JournalJournal of Biological Chemistry·DateJun 6, 2011
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.

Support for Massachusetts landmark health reform law rises in 2011

A new poll finds that most Massachusetts residents support the state's landmark health reform law, with 63% in favor and only 9% opposing it. The majority of residents also believe the law has been successful in providing health coverage to nearly all state residents.

SourceHarvard T.H. Chan School of Public Health·DateJun 6, 2011

Immune cells link pregnancy and tumor spread

Research in mice reveals a link between pregnancy and tumor dissemination, with decreased NK cell activity and myeloid-derived suppressor cells contributing to metastasis. The study suggests that these immune cells may represent a shared mechanism of immune suppression during pregnancy and tumor growth.

SourceJCI Journals·JournalJournal of Clinical Investigation·DateJun 6, 2011
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.

Higher density means world forests are capturing more carbon

A new report by US and European researchers found that world forests are becoming larger carbon sinks due to increased density, with no significant expansion of forest area. This increase in density helped maintain regional carbon levels despite deforestation, offering a way to mitigate carbon emissions through managed forestry.

SourceRockefeller University·JournalPLOS ONE·DateJun 6, 2011

The faithless side of suicide bombing

A new study argues that female suicide bombing is a military tactic used by terrorist groups to justify acts that deviate from mainstream Islam. The study's findings suggest that the use of female suicide bombers is not based on Islamic doctrine, but rather on strategic and military utility.

SourceSpringer·JournalGender Issues·DateJun 6, 2011
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.

Expertise provides buffer against bias in making judgments

Researchers found that domain expertise insulates experts from biases caused by monetary favors, using functional MRI scans. Non-experts, however, are more susceptible to such biases, which can affect their judgments in various areas, including politics and medicine.

SourceVirginia Tech·JournalProceedings of the National Academy of Sciences·DateJun 6, 2011

New approaches open up in spinal muscular atrophy

Researchers have discovered a new protein, neuritin, that helps nerve fibers navigate towards muscles in zebrafish models of SMA. Artificially stimulating neuritin production improves axon branching and connection formation, leading to potential drug therapy options.

SourceBoston Children's Hospital·JournalProceedings of the National Academy of Sciences·DateJun 6, 2011

Deciding to stay or go is a deep-seated brain function

Researchers at Duke University have identified a brain function that governs the decision to stay or go in search of food, a fundamental problem in evolutionary history. The dorsal anterior cingulate cortex steadily increases its activity during foraging decisions until a threshold level is reached, prompting the individual to move on.

SourceDuke University·JournalNature Neuroscience·DateJun 6, 2011

Oatmeal-labeling ideal for molecular imaging of stomach emptying

Researchers have successfully used oatmeal products radiolabeled with a medical isotope to image stomach emptying in molecular imaging studies. The study demonstrated that prior boiling and labeling of oatmeal improves radiolabeling efficiency, making it an effective alternative to egg meal for patients with dietary restrictions.

SourceSociety of Nuclear Medicine and Molecular Imaging·DateJun 6, 2011
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.

New neurons take 6 months or more to mature in non-human primate brain

Researchers found that new neurons in adult monkeys take more than six months to mature, which challenges the notion that this process is related to the effectiveness of antidepressant medications. This finding suggests that the human brain may experience even longer maturation periods due to its larger size.

SourceUniversity of Pittsburgh Schools of the Health Sciences·JournalProceedings of the National Academy of Sciences·DateJun 6, 2011