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Science News Archive 2010


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.

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.

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.

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.

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.

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.

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.

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...

Apple iPhone 17 Pro

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

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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...

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

Meta Quest 3 512GB

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

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.

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.

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.

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.

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.