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Science News Archive June 2005 - Page 8


Page 8 of 15

NWO/Spinoza prize to cancer research, cognitive sciences, physics and mathematics

Dutch researchers have won the NWO/Spinoza prize for their groundbreaking work in cancer research, cognitive sciences, physics and mathematics. Prof R Bernards developed innovative genetic technologies to predict breast cancer metastases, while Prof P Hagoort demonstrated that damaged brains can still understand language via other routes.

SourceNetherlands Organization for Scientific Research·DateJun 15, 2005

Placebos can bring emotional relief

Researchers found that placebo treatment reduced subjects' ratings of unpleasant pictures and activity in emotional centers. The study generalizes the concept of placebo effect and its underlying neural mechanisms for both pain perception and emotional stimuli.

SourceCell Press·JournalNeuron·DateJun 15, 2005

Research: Noise, visual cues affect infants' language development

A study conducted by George Hollich and colleagues found that moderate background noise can distract infants from learning language, emphasizing the need for visual cues. The research showed that when infants could see a speaker's face while hearing them speak, they focused longer on the spoken word.

SourcePurdue University·JournalChild Development·DateJun 15, 2005
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.

Health effects from wet work are of great concern

Multiple short exposures to wet work can cause more dermatitis than single long exposures, emphasizing the need for preventive measures. Reducing frequent and intense exposure of hands to water, detergents, and soaps is crucial in preventing hand eczema.

SourceKarolinska Institutet·DateJun 15, 2005

NIH creates nationwide network of molecular libraries screening centers

The NIH has established a nationwide network of molecular libraries screening centers, enabling academic researchers to explore novel ideas and progress on treating human diseases. The network will utilize the PubChem database to facilitate high-throughput assays and identify potential targets for new therapies.

SourceNIH/National Institute of Mental Health·DateJun 15, 2005

Nanoparticles carry cancer-killing drugs into tumor cells

Researchers at Michigan Medicine have developed a nanoparticle-based treatment that targets cancer cells, increasing therapeutic response and reducing drug toxicity. The treatment uses dendrimers to deliver methotrexate and folate, allowing the cancer cells to internalize the drugs while minimizing harm to normal cells.

SourceMichigan Medicine - University of Michigan·JournalCancer Research·DateJun 15, 2005
Apple iPhone 17 Pro

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

The bigger the serving, the more young children will eat

A recent study published in Appetite found that preschool children aged 4-6 consume more food when served larger portions, regardless of their previous meal size. The researchers monitored the food intake of 16 children over five days and discovered that increased snack offerings also contributed to higher total daily calorie consumption.

SourceCornell University·JournalAppetite·DateJun 15, 2005

New tools help identify what works to encourage women in engineering

The new assessment tool, ADAPT, provides a platform for tracking participant data by demographics, activities, and institution data warehouses. The researchers found that comprehensive assessment techniques can help evaluate and revamp existing programs, leading to better outcomes and cost-effectiveness.

SourcePenn State·DateJun 15, 2005
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.

Promiscuous catalytic activity possessed by novel enzyme structure

Researchers have isolated a new enzyme, Orf2, that can modify a wide range of small aromatic molecules by adding a prenyl group. This modification can significantly impact the molecule's biological properties and could be used to create biologically active compounds for drug development.

SourceSalk Institute·JournalNature·DateJun 15, 2005

Genes exert powerful effect on sexual behavior

Researchers found that genetic manipulation of the fruitless gene in females led to classic male sexual behavior patterns, including courtship dances. The study suggests a strong biological basis for sexual behavior and orientation in animal species.

SourceOregon State University·JournalNature·DateJun 15, 2005

Exposure to sunlight may decrease risk of prostate cancer

Researchers found men with high sun exposure had half the risk of prostate cancer compared to those with low sun exposure. Men with certain gene variants showed a 65% reduced risk, suggesting sunlight helps reduce prostate cancer risk through vitamin D production.

SourceAtrium Health Wake Forest Baptist·JournalCancer Research·DateJun 15, 2005
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.

Promoting hair growth

Researchers find that stabilizing a protein called â-catenin drives hair follicle development by reducing the threshold for stem cell activation. Key genes controlling this process are identified, providing new insights into promoting hair growth.

SourceCold Spring Harbor Laboratory·JournalGenes & Development·DateJun 15, 2005

National Service Framework for heart failure urgently needed

A large European survey of 11,000 patients admitted with heart failure found that only two thirds had received a heart tracing, while four out of ten patients lacked an ACE inhibitor prescription. Multidisciplinary treatment can cut hospital admissions and deaths from heart failure.

SourceBMJ Specialty Journals·JournalHeart·DateJun 15, 2005

Gastric bug link to irregular heart rhythm

A study of 59 patients with persistent atrial fibrillation found a strong link between Helicobacter pylori infection and elevated C reactive protein levels, suggesting chronic gastritis may predispose to atrial fibrillation. The researchers also noted that H pylori has properties enabling it to evade the immune system.

SourceBMJ Specialty Journals·JournalHeart·DateJun 15, 2005
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.

Senior citizen support for school spending is growing

A recent study by Penn State researchers found that senior citizens are becoming more supportive of educational spending, defying expectations. The data contradicts long-held assumptions about the role of aging and retirement in shaping attitudes towards school funding.

SourcePenn State·JournalPublic Opinion Quarterly·DateJun 15, 2005

Arthritis of the spine often overlooked in children

A life impact study found that adults with childhood onset ankylosing spondylitis experience more serious physical deformity and work-related disability than those who develop the disease as adults. Early diagnosis and treatment can significantly improve symptoms and prevent long-term effects.

SourceTexas Children's Hospital·JournalArthritis Care & Research·DateJun 15, 2005

A new model of quantum dots: Rethinking the electronics

Researchers have found that a quantum dot's dielectric function is virtually identical to its bulk material counterpart, except near the surface. This discovery could revolutionize electronic devices by allowing for more precise control over their properties.

SourceDOE/Lawrence Berkeley National Laboratory·JournalPhysical Review Letters·DateJun 15, 2005
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.

Improved water vapor sensor takes to the skies

The WVSS II sensors gather data more often, at higher vertical resolution, and at lower cost than satellites and balloons. This improves forecasts of thunderstorms, microbursts, turbulence, fog, ceiling visibility, rotating wakes from other aircraft, snow and ice storms, and year-round precipitation.

SourceNational Center for Atmospheric Research/University Corporation for Atmospheric Research·DateJun 15, 2005

Maryland's poor, African-American communities suffer disproportionate cancer risk from air pollution

A new study found that low-income, African-American communities in Maryland are more likely to be exposed to high levels of air pollutants, increasing their cancer risk. The study suggests that targeted emissions-reduction policies can help mitigate this disparity and improve health outcomes for these communities.

SourceJohns Hopkins Bloomberg School of Public Health·JournalEnvironmental Health Perspectives·DateJun 15, 2005

American Thoracic Society journal news tips for June 2005 (second issue)

A study found that disease reinfection rates for TB were four times higher than new cases in South Africa. Additionally, researchers discovered that low-dose spiral computer-based tomography (CT) screening can lead to an early diagnosis of lung cancer in a high proportion of cases.

SourceAmerican Thoracic Society·JournalAmerican Journal of Respiratory and Critical Care Medicine·DateJun 15, 2005

A vaccine approach to treating Parkinson's disease

Scientists at UCSD and Elan Pharmaceuticals have successfully vaccinated mice with a combination of human alpha-synuclein protein and adjuvant, reducing abnormal alpha-synuclein accumulation and promoting nerve cell survival.

SourceUniversity of California - San Diego·JournalNeuron·DateJun 15, 2005
Meta Quest 3 512GB

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

Canadian study demonstrates new approach to achieving diabetes control

A new approach to managing type 2 diabetes has been demonstrated in a Canadian study, showing that early addition of insulin glargine therapy can safely achieve better glycemic and metabolic outcomes. The results show lower and steady blood glucose levels more quickly and often compared to oral medications.

SourceMcMaster University·DateJun 14, 2005

Promising new TB drug enters clinical trial

A promising new TB drug, PA-824, has entered human clinical trials, showing activity against both actively dividing and slow-growing M. tb stages. The drug may significantly reduce the time needed to cure TB, offering hope for shorter treatment regimens.

SourceNIH/National Institute of Allergy and Infectious Diseases·DateJun 14, 2005

Investigating 'brain shrinkage' in alcoholics

This study investigates the effects of alcohol on brain structure and function, highlighting permanent and transient changes due to excessive drinking. Abstinence has been shown to reverse some brain damage, including dendrite shrinkage, which may improve cognitive functions.

SourceAlcoholism: Clinical & Experimental Research·DateJun 14, 2005

Study explains why up to eight percent of cancers go undetected

A new approach to PET imaging scans may help diagnose more cancerous lesions, with Saint Louis University researchers finding that up to 8% of cancerous legions occur outside the current imaging field. The true whole-body scan protocol has been successfully tested and could become the standard for all PET centers.

SourceSaint Louis University·DateJun 14, 2005
Celestron NexStar 8SE Computerized Telescope

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

K-State part of effort to completely sequence common wheat genome

Researchers at K-State are contributing to the effort to sequence the common wheat genome, a significant step towards understanding its genetic traits. The goal is to determine the exact sequence of DNA that controls wheat's characteristics, allowing for more efficient and sustainable food production.

SourceKansas State University·DateJun 14, 2005

Holographic movies show promise for medical, military applications

Researchers at UT Southwestern Medical Center have developed a holographic video system with potential applications in medical visualization, such as improved diagnosis of ailments like heart disease. The technology also has military uses, including heads-up displays for helmets and coordinating battlefield information.

SourceUT Southwestern Medical Center·DateJun 14, 2005
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.

Logging changed ecological balance for monkeys, damaged health

A study by researchers at the University of Illinois found that intense selective logging changed the ecological balance for three primate species, leading to increased parasitic infections in red-tailed guenons. The monkeys experienced behavioral changes and reduced protein and vital mineral intake due to decreased food availability.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalJournal of Applied Ecology·DateJun 14, 2005

Lance Armstrong through a physiological lens: hard training boosts muscle power 8%

A study by Edward F. Coyle found that Lance Armstrong's long-term training increased muscular efficiency, leading to an 8% improvement in power production. Combining this with a planned weight loss, his steady-state power output improved by 18%. This increase in muscle efficiency may be due to an increase in type I muscle fibers.

SourceAmerican Physiological Society·JournalJournal of Applied Physiology·DateJun 14, 2005
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.

Can't serve an ace? Could be muscle fatigue

A recent study published in the Journal of Physiology reveals that muscle fatigue can significantly impact limb control, particularly when visual cues are absent. This finding has significant implications for athletes involved in high-speed, precision-based sports like serving a tennis ball or shooting a bow and arrow.

SourceResearch Australia·JournalThe Journal of Physiology·DateJun 14, 2005

Gene variant linked to chronic kidney disease

A recent study found that the APOE e2 allele is associated with a moderately increased risk for chronic kidney disease, whereas the e4 variant provides protection. The study involved 14,520 middle-aged participants and confirmed previous findings on the role of genetics in kidney disease.

SourceJohns Hopkins Bloomberg School of Public Health·JournalJAMA·DateJun 14, 2005

Phase I study examines biomarkers for response to erlotinib in glioma

A phase I study found that glioma patients who responded to erlotinib treatment had higher levels of EGFR expression and amplification. The level of phosphorylated PKB/Akt was also associated with response to erlotinib, as well as time to progression.

SourceJournal of the National Cancer Institute·JournalJNCI Journal of the National Cancer Institute·DateJun 14, 2005

Better early diagnosis of relapsed prostate cancer

A new study has shown that PET with 11C-Choline improves the early diagnosis of relapsed prostate cancer, with a sensitivity of 65% compared to 28% for conventional FDG. This finding is particularly useful for detecting relapses in patients with low PSA levels.

SourceElhuyar Fundazioa·DateJun 14, 2005
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.

Study examines cost-effectiveness of HPV testing in four European countries

A study examines the cost-effectiveness of HPV testing in France, Italy, the Netherlands, and the UK, finding both triage and combination strategies to be more effective than current cytology-based screening programs. The cost-effectiveness ratios range from $9,800 to $75,900 per year of life saved, depending on the screening interval.

SourceJournal of the National Cancer Institute·JournalJNCI Journal of the National Cancer Institute·DateJun 14, 2005

Fish oil supplements may be harmful to patients with abnormal heart rhythms

Researchers enrolled 200 patients who had suffered from recent episodes of ventricular tachycardia or fibrillation and found that fish oil supplements increased the risk of life-threatening heart rhythms. The study suggests that patients with implanted defibrillators should avoid fish oil supplements.

SourceOregon Health & Science University·JournalJAMA·DateJun 14, 2005

Two Children's Hospital Boston researchers win top presidential awards

Gordon wins the award for her research on treating bone loss in anorexic patients, while Mandl is recognized for his development of a real-time automated biosurveillance system to monitor bioterrorist attacks and outbreaks. The PECASE awards aim to nurture outstanding beginning scientists and engineers.

SourceBoston Children's Hospital·DateJun 14, 2005
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.

Even in Canada's universal health plan, wealth effects hospitalization

A study in Manitoba found a socioeconomic gradient in healthcare utilization, with low-income areas experiencing more hospitalizations and ambulatory visits. This challenges the assumption that frequent outpatient care for Ambulatory Care Sensitive conditions leads to lower hospitalization rates.

SourceBlackwell Publishing Ltd.·JournalHealth Services Research·DateJun 14, 2005

Other highlights in the June 15 JNCI

A new study found that anal cancer precursors are common among HIV-negative, sexually active men who have sex with men, regardless of age. The study also identified risk factors for these precancerous lesions, including HPV infection and having multiple male sex partners.

SourceJournal of the National Cancer Institute·JournalJNCI Journal of the National Cancer Institute·DateJun 14, 2005

Thin films of silicon nanoparticles roll into flexible nanotubes

Scientists at the University of Illinois have developed a method to create flexible silicon nanotubes using nanoparticles. These nanotubes exhibit a unique combination of properties, including elasticity similar to rubber, making them suitable for various applications such as catalysis and guided laser cavities.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalApplied Physics Letters·DateJun 14, 2005

Medicare's investment in quality improvement may not be paying off

A new study analyzing Medicare data from four quality improvement organizations found no significant improvements in most clinical areas, despite a larger investment. However, participating hospitals showed better results in screening and administering pneumonia vaccinations.

SourceJohns Hopkins Bloomberg School of Public Health·JournalJAMA·DateJun 14, 2005

A poor child may be left behind

A recent study published in Psychological Science found that high-poverty schools often struggle with inadequate educational resources, leading to a significant disadvantage for poor children. In these schools, up to 40% of students fail the writing test and are taught by non-highly qualified personnel.

SourceBlackwell Publishing Ltd.·JournalPsychological Science·DateJun 14, 2005
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.

National medical and public health groups sue EPA

Health professionals from Physicians for Social Responsibility, American Academy of Pediatrics, and American Nurses Association file lawsuit against EPA over mercury rule. The rule threatens significant mercury reductions for 10-15 years longer than required by Clean Air Act, posing risks to brain development in children.

SourcePhysicians for Social Responsibility·JournalEnvironmental Health Perspectives·DateJun 14, 2005

Food labels 'confuse' consumers

A new study by Cardiff University reveals that European food labels can be based on competing definitions of animal welfare, often reflecting different welfare standards. Welfare-friendly labels can be divided into three groups: explicit welfare content, implicit welfare component, and ambiguous welfare component.

SourceCardiff University·DateJun 14, 2005

Maternal alcohol use increases the risk of newborn infections

Research suggests that drinking during pregnancy can increase the risk of infection in newborns, with excessive alcohol use increasing the risk by more than three times. Maternal smoking also increases the risk of infection, and concurrent abuse of both alcohol and smoking may have synergistic effects.

SourceAlcoholism: Clinical & Experimental Research·DateJun 14, 2005