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Science News for May 7, 2010


Multiple lipomas within jejunal duplication cyst

A rare case report describes a 68-year-old man with abdominal bloating caused by intussusception due to small intestine lipomatous lesions located in a jejunal duplication cyst. Multiple lipomas within jejunal duplication cysts are rare and difficult to diagnose before surgery, emphasizing the need for appropriate examination methods.

SourceWorld Journal of Gastroenterology·JournalWorld Journal of Gastroenterology·DateMay 7, 2010

Fatty acid to enhance anticancer drug

Scientists have developed a fatty acid that enhances the delivery of an existing anticancer drug, increasing its effectiveness in treating certain types of blood cancer. By incorporating elaidic acid into azacytidine, researchers were able to improve the bioavailability of the agent and increase therapeutic efficacy.

SourceHelmholtz Association·JournalMolecular Cancer Therapeutics·DateMay 7, 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.

Minilab can quickly identify antibiotic residues in milk, before it leaves the barn

A fully automated minilab developed by Munich researchers can quickly identify antibiotic residues in milk, providing a fast and simple solution to the current laborious and expensive testing method. The system takes just under six minutes to produce a result, reducing production losses and disposal costs for the dairy industry.

SourceTechnical University of Munich (TUM)·JournalBiosensors and Bioelectronics·DateMay 7, 2010

Older people in assisted-living facilities sleep poorly

A study of 121 older adults in Los Angeles ALFs found that 65% had clinically significant sleeping problems, associated with lower quality of life and increased depression. Poor sleep was also linked to a worsening of health-related quality of life and more symptoms of depression over time.

SourceWiley·JournalJournal of the American Geriatrics Society·DateMay 7, 2010

GOCE satellite determines gravitational force in the Himalayas

The GOCE satellite has determined precise gravitational forces in the Himalayas, confirming previous hypotheses of inaccuracies in conventional models. The satellite's data will contribute to a better understanding of geophysical processes, including earthquakes and ocean circulation.

SourceTechnical University of Munich (TUM)·DateMay 7, 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.

Algae advances as a 'green' alternative for improving water quality

Researchers developed an algae-based system to remove nitrogen and phosphorus from livestock manure runoff, reducing agricultural pollutants in the Chesapeake Bay. The system recovered 60-90% of nitrogen and 70-100% of phosphorus, with costs comparable to other manure management practices.

SourceUnited States Department of Agriculture - Research, Education and Economics·JournalBioresource Technology·DateMay 7, 2010

Survey finds general internists leave practice sooner than subspecialists

A survey of 2,058 physicians found that 17% of general internists and 4% of internal medicine subspecialists have left their practices by mid-career. The study suggests that the 'general' nature of general internal medicine may give internists more options for careers outside of medicine.

SourceAmerican College of Physicians·JournalJournal of General Internal Medicine·DateMay 7, 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.

Interesting stories at the IMPAKT Breast Cancer Conference

Researchers presented studies on predicting pregnancy-associated breast cancer, post-traumatic stress disorder in breast cancer patients, and novel drug candidates such as flavaglines. The conference also explored the use of circulating tumor cells and gene differences to predict survival outcomes in breast cancer patients.

SourceEuropean Society for Medical Oncology·JournalAnnals of Oncology·DateMay 7, 2010

Mayo-led research team develop agents that keep insulin working longer

A Mayo-led research team has developed potent molecules that can inhibit the breakdown of insulin in the body, keeping it working longer and potentially leading to new treatments for diabetes. The discovery may also have implications for other diseases involving insulin, such as Alzheimer's disease.

SourceMayo Clinic·JournalPLOS ONE·DateMay 7, 2010

Nuclear matrix proteins contribute to differentiation of gastric cancer cells

Research reveals that nuclear matrix proteins are differentially expressed during HMBA-induced differentiation of gastric cancer cells. Eight proteins were down-regulated while seven were up-regulated, with prohibitin, nucleophosmin, and hnRNP A2/B1 being significantly decreased in treated human gastric cancer cells.

SourceWorld Journal of Gastroenterology·JournalWorld Journal of Gastroenterology·DateMay 7, 2010

Treatment of Helicobacter pylori-negative gastric MALT lymphoma

Researchers found that H. pylori eradication therapy may be an initial treatment option for localized, H. pylori-negative gastric MALT lymphoma. The study adds information to establish strategies for patients with localized H. pylori-negative gastric MALT lymphoma.

SourceWorld Journal of Gastroenterology·JournalWorld Journal of Gastroenterology·DateMay 7, 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 FRAX tools launched at World Congress on Osteoporosis

The International Osteoporosis Foundation has announced the launch of new FRAX tools at the World Congress on Osteoporosis. The updated tools include a convenient iPhone application that allows for easy access to the fracture-risk calculator, and multilanguage tear sheets that can be completed in various languages.

SourceInternational Osteoporosis Foundation·DateMay 7, 2010

How does ice flow?

Researchers from the Alfred Wegener Institute have developed a novel vibroseismic measurement method to investigate the internal structure of Antarctic ice shelves. This technique allows for more efficient and environmentally friendly data collection, enabling better forecasts of future sea level changes.

SourceHelmholtz Association·DateMay 7, 2010

CE 3-D US for differentiating focal liver lesions

Researchers evaluated tumor enhancement patterns using CE 3D US and established diagnostic criteria. Prospective differentiation of focal liver tumors yielded good sensitivity, specificity, and inter-reader agreement, indicating the potential usage of CE 3D US in liver lesion detection.

SourceWorld Journal of Gastroenterology·JournalWorld Journal of Gastroenterology·DateMay 7, 2010

Study: Local newspapers keep politicians accountable

A recent study found that local newspapers have a significant impact on electoral accountability by providing voters with crucial information about their representatives. In areas where members of Congress receive extensive coverage in local newspapers, voters are more informed and representatives tend to be more constituent-centered.

SourceUniversity of Chicago Press Journals·JournalJournal of Political Economy·DateMay 7, 2010

Jefferson scientists identify a new protein involved in longevity

Researchers found that the level of arrestin protein determines how long C. elegans lives, with worms having triple the amount living one-third less than normal. Arrestin interacts with several proteins to regulate longevity and has relevance to human biology and cancer development.

SourceThomas Jefferson University·JournalJournal of Biological Chemistry·DateMay 7, 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.

A potential therapeutic target for colon cancer

A meta-analysis found that the G allele of PPAR-γ gene polymorphism 34 C>G decreases colon cancer risk, indicating its potential as an early diagnosis and treatment target. The study confirms previous data linking the polymorphism to CRC risk.

SourceWorld Journal of Gastroenterology·JournalWorld Journal of Gastroenterology·DateMay 7, 2010

Studies should involve more cross-cultural collaboration

Studies should involve more cross-cultural collaboration to avoid cultural blind spots, say MU researchers. Collaboration with participants from the culture being studied can help address possible misunderstandings and improve study validity.

SourceUniversity of Missouri-Columbia·JournalPLOS Medicine·DateMay 7, 2010

Gender-specific disease risks start in the womb

Scientists present evidence that imprinted genes from the father may promote excessive resource allocation to the fetus, while those from the mother are more conservative. This could lead to sex-dependent differences in disease risk and outcomes.

SourceLudwig-Maximilians-Universität München·DateMay 7, 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.

Slimming aid from the cell laboratory?

A study by the Helmholtz Association found that COX-2 inflammation enzyme increases in white fat tissue after cold exposure, stimulating the formation of brown fat cells. The scientists also discovered that boosting COX-2 production in mice leads to a 20% reduction in body weight.

SourceHelmholtz Association·JournalScience·DateMay 7, 2010
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.

Is it necessary to prevent venous thrombosis after resection of hepatocellular carcinoma?

A study published in the World Journal of Gastroenterology found that antithromboembolic prophylaxis is not necessary for cirrhotic patients undergoing liver resection, as the risk of venous thromboembolism is low. However, the presence of esophageal varices may contraindicate prophylaxis due to increased risk of postoperative hemorrhage.

SourceWorld Journal of Gastroenterology·JournalWorld Journal of Gastroenterology·DateMay 7, 2010

Tips from the American Journal of Pathology

Intestinal ischemia/reperfusion damages the intestine's lining, allowing bacteria to enter the bloodstream. Caveolin-1 modulates endothelial nitric oxide synthase activity to regulate innate immunity. Development of intestinal lymphoid follicles relies on dendritic cell recruitment.

SourceAmerican Journal of Pathology·JournalAmerican Journal Of Pathology·DateMay 7, 2010

Transplanted adult stem cells provide lasting help to injured hearts

Researchers at the University of Texas M. D. Anderson Cancer Center have successfully transplanted adult stem cells into injured hearts, improving pumping efficiency for a year in a mouse model. The study used innovative imaging techniques to track the stem cells' location and performance over time.

SourceUniversity of Texas M. D. Anderson Cancer Center·JournalCirculation Research·DateMay 7, 2010

International Osteoporosis Foundation honors longtime associate

The International Osteoporosis Foundation (IOF) has honored long-time associate Professor José Zanchetta with the prestigious Pierre Delmas Award. The award recognizes Dr. Zanchetta's commitment to advancing osteoporosis awareness and treatment in the Latin American region.

SourceInternational Osteoporosis Foundation·DateMay 7, 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.

Words to the wise: Experts define wisdom

Researchers identified central, unifying elements of wisdom, including its uniqueness to humans, experiential nature, and personal quality. The study provides insight into the characteristic qualities of wisdom, shedding light on its distinctiveness from intelligence and spirituality.

SourceUniversity of California - San Diego·JournalThe Gerontologist·DateMay 7, 2010

42,226 daily temperature readings, and counting

A rare weather station has recorded daily temperatures for 114 years, confirming a warming climate. The Mohonk Preserve's consistent temperature records show a rise of 2.63 degrees Fahrenheit, matching global measurements and tracking the expected land trend closely.

SourceColumbia Climate School·JournalJournal of Applied Meteorology and Climatology·DateMay 7, 2010

Quality of life reduced in hospitalized vertebral fracture patients

Research from the ICUROS study reveals that hospitalized vertebral fracture patients have a more substantial decrease in quality of life. This is attributed to co-morbidities and higher severity of fractures among hospitalized individuals.

SourceInternational Osteoporosis Foundation·JournalOsteoporosis International·DateMay 7, 2010