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Science News Archive 2010 - Page 274


Page 274 of 283

Predictors of ulcerative colitis severity

A Canadian study has found that younger age at diagnosis and more recent year of diagnosis are associated with more severe ulcerative colitis. These findings may help physicians identify patients at higher risk of severe disease and tailor their care accordingly.

SourceWorld Journal of Gastroenterology·JournalWorld Journal of Gastroenterology·DateJan 18, 2010

Artificial muscles restore ability to blink, save eyesight

Researchers at UC Davis develop artificial muscles to restore eyelid blinking in patients with facial paralysis, a development that could benefit thousands of people. The technique uses electroactive polymer artificial muscles and may also be used to control other parts of the body.

SourceUniversity of California - Davis Health·JournalArchives of Facial Plastic Surgery·DateJan 18, 2010

Higher opioid dose linked to overdose risk in chronic pain patients

A study of nearly 10,000 patients found that those receiving higher opioid doses were 9 times more likely to overdose compared to those on lower doses. The researchers strongly associate the risk with prescribed dose, highlighting the need for cautious prescribing practices.

SourceGroup Health Research Institute·JournalAnnals of Internal Medicine·DateJan 18, 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.

Annals of Internal Medicine tip sheet for Jan. 19, 2010, issue

Researchers found prescribed opioids associated with significant overdose risk. Leptin therapy holds promise for long-term weight loss. Atrial fibrillation risk is lower with certain antihypertensives, while higher statin doses may not always prevent coronary artery disease.

SourceAmerican College of Physicians·JournalAnnals of Internal Medicine·DateJan 18, 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.

Biophysicists manipulate 'zipper,' reveal protein folding dynamics

Researchers at TUM have successfully manipulated a single 'zipper' protein molecule to map changes in its energy landscape during folding and unfolding. This breakthrough provides higher-resolution measurements of protein folding dynamics, shedding light on the chain of events leading from DNA coding to biological function.

SourceTechnical University of Munich (TUM)·JournalProceedings of the National Academy of Sciences·DateJan 18, 2010

HPV testing prevents more invasive cervical cancers than cytology

A new study published in The Lancet Oncology suggests that HPV DNA testing is more effective than conventional cytology screening in preventing invasive cervical cancer. The study found that HPV-based screening is more effective in detecting precancerous lesions and reducing the incidence of invasive cervical cancer, particularly in de...

SourceThe Lancet_DELETED·JournalThe Lancet Oncology·DateJan 18, 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.

Breakthrough breast cancer therapy reduces mastectomies, saves breast

Researchers at OU Health Sciences Center have developed a new treatment that kills large breast cancer tumors and reduces the need for mastectomies by almost 90 percent. The treatment, called Focused Microwave Thermotherapy, uses microwave technology to kill cancer cells, allowing women to save their breast tissue.

SourceUniversity of Oklahoma·JournalAnnals of Surgical Oncology·DateJan 18, 2010

Promising candidates for malaria vaccine revealed

Walter and Eliza Hall Institute researchers have discovered proteins that could form the basis of an effective vaccine against malaria. The findings support the development of a vaccine against the blood-stage of malaria, which is transmitted by mosquitoes and caused by the Plasmodium falciparum parasite.

SourceWalter and Eliza Hall Institute·JournalPLOS Medicine·DateJan 18, 2010

Study suggests theory for insect colonies as 'superorganisms'

Researchers found that insect societies exhibit nearly indistinguishable lifespan, growth rates, and reproduction features when considered as superorganisms. This finding may shed light on the evolution of social systems in insects.

SourceUniversity of Florida·JournalProceedings of the National Academy of Sciences·DateJan 18, 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.

A Finnish-Swiss team cracks the atomic structure of a major cancer drug target

Researchers at University of Helsinki and Paul Scherrer Institute determine crystal structure of VEGF-C ligand binding domain with its receptor complex, providing new insights into cancer cell growth and metastasis. The findings support the use of blocking VEGFs as a strategy to inhibit tumor growth.

SourceUniversity of Helsinki·JournalProceedings of the National Academy of Sciences·DateJan 18, 2010

Zebrafish behavior monitoring system could boost drug discovery: UBC-Harvard research

A new zebrafish behavior monitoring system has been developed to capture on video and barcode the behavioral responses of fish to chemicals, allowing for rapid identification of new compounds. The system has already identified new chemicals affecting fish behavior and holds promise for treating nervous system disorders.

SourceUniversity of British Columbia·JournalNature Chemical Biology·DateJan 17, 2010
Apple iPhone 17 Pro

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

From biological basics to diabetes discovery

A team of researchers identified ten new genetic markers associated with biological traits underlying type 2 diabetes and three new variants linked to raised glucose levels. The study helps unravel the complex biology of type 2 diabetes and paves the way for further research on treatments.

SourceWellcome Trust Sanger Institute·JournalNature Genetics·DateJan 17, 2010

The seismic gap south of Istanbul

A new computer study reveals that tensions in a fault zone south of Istanbul could trigger multiple earthquakes, increasing the city's earthquake risk. The study's findings suggest that built-up tension can unload in smaller quakes rather than one massive event.

SourceHelmholtz Association·JournalNature Geoscience·DateJan 17, 2010

Organized chaos gets robots going

Researchers developed an autonomous walking robot that flexibly switches between multiple gait patterns by utilizing chaos control. The robot can adapt its movement in response to environmental changes, such as obstacles or slopes, using a single central pattern generator.

SourceMax-Planck-Gesellschaft·JournalNature Physics·DateJan 17, 2010
Apple iPad Pro 11-inch (M4)

Apple iPad Pro 11-inch (M4) runs demanding GIS, imaging, and annotation workflows on the go for surveys, briefings, and lab notebooks.

Newly identified genes influence insulin and glucose regulation

Two large-scale studies found 13 new genetic variants influencing blood glucose regulation, insulin resistance, and beta cell function. Five variants increase the risk of type 2 diabetes, highlighting the role of beta cells in disease development.

SourceNIH/National Institute of Diabetes and Digestive and Kidney Diseases·JournalNature Genetics·DateJan 17, 2010

Tying light in knots

A team of physicists from Bristol, Glasgow and Southampton universities have successfully created knots in optical vortices using holograms designed with knot theory. This new research demonstrates the physical application of an abstract branch of mathematics previously considered impossible to apply.

SourceUniversity of Bristol·JournalNature Physics·DateJan 17, 2010

Researchers find new insights into inherited retinal disease

A team of scientists has discovered a new link between a common form of inherited blindness and the AHI1 gene. They found that patients carrying a specific genetic alteration were more likely to have retinal blindness, and some forms may be treatable with gene therapy.

SourceUniversity of California - San Diego·JournalNature Genetics·DateJan 17, 2010
Sony Alpha a7 IV (Body Only)

Sony Alpha a7 IV (Body Only) delivers reliable low-light performance and rugged build for astrophotography, lab documentation, and field expeditions.

How sunlight causes skin cells to turn cancerous

Researchers at Loyola Medicine found that sun damage silences protein kinase C gene, allowing cancerous cells to grow and divide unchecked. The study could lead to development of new drugs to shrink tumors.

SourceLoyola Medicine·JournalJournal of Biological Chemistry·DateJan 15, 2010

PNNL recognized for tech transfer

The Pacific Northwest National Laboratory (PNNL) has been recognized for its partnerships with outside companies to develop new technologies. The lab's partnership with Pressure BioSciences led to the development of a pressurized process that quickly digests proteins, speeding up protein analysis by minutes. Additionally, PNNL partnere...

SourceDOE/Pacific Northwest National Laboratory·DateJan 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.

An alternative method of pancreatic biopsy

Researchers from Taiwan evaluated 34 CT-guided biopsies in patients with pancreas masses, demonstrating a high success rate and minimal complications. The study suggests that transgastric biopsy using large needles is a feasible alternative method for pancreatic lesion sampling.

SourceWorld Journal of Gastroenterology·JournalWorld Journal of Gastroenterology·DateJan 15, 2010

Prognosis of intrahepatic cholangiocarcinoma

A study analyzing 429 patients with intrahepatic cholangiocarcinoma found associations between hepatitis B infection, CA19-9 levels, and lymph node metastases. Radical resection is a key prognostic factor for ICC, and future research should focus on evaluating molecule-targeted therapy.

SourceWorld Journal of Gastroenterology·JournalWorld Journal of Gastroenterology·DateJan 15, 2010

Bacterial phylotype alterations in irritable bowel syndrome

Researchers found distinct bacterial phylotypes associated with IBS subtypes, including diarrhea-predominant and constipation-predominant IBS. These findings suggest potential targets for diagnostic and therapeutic approaches to managing IBS.

SourceWorld Journal of Gastroenterology·JournalWorld Journal of Gastroenterology·DateJan 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.

Roundtable discussion highlights vital role for palliative care in health-care reform

A roundtable discussion highlights palliative care's crucial role in evolving health-care reform policy, focusing on changing public perception and educating policymakers. The panel emphasizes the need for proactive education and awareness to demonstrate palliative medicine's value in improving patient outcomes.

SourceMary Ann Liebert, Inc./Genetic Engineering News·JournalJournal of Palliative Medicine·DateJan 15, 2010

Parasitic wasps' newly sequenced genomes reveal new avenues for pest control

The sequencing of parasitic wasp genomes has revealed over 7,000 genes with recognizable counterparts in humans, offering a new genetic system for studying genetics and evolution. The discovery also highlights the potential of these wasps in controlling pests and producing artificial diets for mass rearing.

SourceSwiss Institute of Bioinformatics·JournalScience·DateJan 15, 2010

Kentucky study advances new target for CNS drug development

Scientists at the University of Kentucky have discovered that withaferin A can simultaneously target two key proteins, vimentin and GFAP, implicated in reactive gliosis. This finding could lead to new treatments for diseases such as multiple sclerosis, Alzheimer's disease, stroke, and traumatic brain injury.

SourceUniversity of Kentucky·JournalJournal of Biological Chemistry·DateJan 15, 2010

Use of mail-order pharmacies use could improve patients' medication adherence

Researchers found that patients with diabetes, high blood pressure, and high cholesterol who ordered medications by mail were more likely to take them as prescribed. Mail-order pharmacy users had a financial incentive to fill prescriptions and lived farther from local pharmacies.

SourceUniversity of California - Los Angeles Health Sciences·JournalThe American Journal of Managed Care·DateJan 15, 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.

Treatment for chronic hepatitis C: A phase II study

A phase II study found that adding ketoprofen to pegylated-interferon (PEG-IFN) with or without ribavirin improves viral kinetics and early activation of the IFNa signaling pathway. This combination therapy shows promise for treating genotype 1 chronic hepatitis C.

SourceWorld Journal of Gastroenterology·JournalWorld Journal of Gastroenterology·DateJan 15, 2010

Siblings play formative, influential role as 'agents of socialization'

Research suggests that siblings play a formative role in shaping children's social and emotional development, with positive relationships between siblings linked to better outcomes for teenagers and adults. Parents can foster a supportive sibling relationship from an early age, regardless of the age difference or gender of the siblings.

SourceUniversity of Illinois at Urbana-Champaign, News Bureau·JournalNew Directions for Child and Adolescent Development·DateJan 15, 2010

Genetic risk factor identified for Parkinson's disease

A study reveals a genetic variant that increases the risk of Parkinson's disease, affecting vitamin B6 metabolism and dopamine production. This interaction with dietary habits may aid in developing individualized therapies.

SourceHelmholtz Munich (Helmholtz Zentrum München Deutsches Forschungszentrum für Gesundheit und Umwelt (GmbH))·JournalAnnals of Neurology·DateJan 15, 2010

Novel personalized medicine trial launched for metastatic colorectal cancer

Researchers at George Mason University are conducting a clinical trial to treat late-stage colorectal cancer patients with tailored therapies based on their tumor's protein profile. The trial uses a novel drug target mapping technology and Gleevec, a medicine typically prescribed for leukemia and gastrointestinal tumors.

SourceGeorge Mason University·DateJan 15, 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.

Superior mesenteric artery syndrome in a diabetic patient

Researchers report a rare diagnosis of superior mesenteric artery syndrome in a diabetic patient, causing similar symptoms to gastroparesis. Computed tomography and upper GI series are reliable diagnostic tools, while adequate nutrition supply and bodyweight gain aim to relieve symptoms.

SourceWorld Journal of Gastroenterology·JournalWorld Journal of Gastroenterology·DateJan 15, 2010

Cancer stem cells suppress immune response against brain tumor

Researchers from M.D. Anderson Cancer Center discovered that cancer stem cells inhibit T cell response and evade immune attack on glioblastoma multiforme. Differentiation of these cells into other neural types can restore the immune response, offering new hope for treatment.

SourceUniversity of Texas M. D. Anderson Cancer Center·JournalClinical Cancer Research·DateJan 15, 2010

Harnessing the divas of the nanoworld

Researchers have grown virtual Persian carpets of boron nitride nanotubes (BNNTs) on substrates made from simple catalysts, achieving perfect quality. The new technique enables precise control over nanotube growth, opening up possibilities for high-powered electronics and water-repellent surfaces.

SourceMichigan Technological University·JournalChemistry of Materials·DateJan 15, 2010
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.

Oral sodium phosphate laxative inducing hyperphosphatemia relates with weight?

A study published in World Journal of Gastroenterology found that oral sodium phosphate (OSP) laxatives can induce hyperphosphatemia in low-risk patients, particularly those with lower weights. The research suggests that preoperative evaluation and adjusting OSP doses according to weight may help prevent this condition.

SourceWorld Journal of Gastroenterology·JournalWorld Journal of Gastroenterology·DateJan 15, 2010

Crucial differences found among Latino populations facing heart disease risks

A new study reveals that Caribbean-origin Hispanics have a higher prevalence of hypertension, while Mexicans are more susceptible to diabetes. The research highlights the importance of considering crucial distinctions among Hispanic ethnic subgroups to prevent adverse cardiovascular events.

SourceColumbia University Irving Medical Center·JournalJournal of the American College of Cardiology·DateJan 15, 2010

LSU researchers receive $1.8 million to study Louisiana dialects

The LSU research team aims to identify clinical markers of children with Specific Language Impairment in non-traditional dialects, such as African American English and Southern White English. They hope to develop tools that can be used in Louisiana classrooms to assist speech language pathologists and educators.

SourceLouisiana State University·DateJan 15, 2010

Cellular communication in the cancer microenvironment

Researchers found that tumor-associated macrophages produce high levels of proteases cathepsin B and S, enhancing tumor growth and invasion. Interleukin-4 stimulation by tumors stimulates increased Cts B and S activity, providing a potential therapeutic target.

SourceCold Spring Harbor Laboratory·JournalGenes & Development·DateJan 15, 2010

GOES-P spacecraft being processed in Florida

The GOES-P spacecraft is being processed at Astrotech Space Operations in Titusville, Florida, as part of its preparation for launch. Instrument testing and cleaning on the Solar X-Ray Imager and Imager and Sounder have been completed successfully.

SourceNASA/Goddard Space Flight Center·DateJan 15, 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.

Seeing a diagnosis: How an eye test could aid Alzheimer's detection

A new eye test technique enables real-time measurement of brain cell death, refining diagnosis and tracking disease progress in Alzheimer's. The method uses fluorescent markers to directly observe retinal nerve cell death, which could lead to successful reversal of the disease with treatment.

SourceUniversity College London·JournalCell Death and Disease·DateJan 14, 2010