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Science News Archive May 2010


Page 19 of 26

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

Celestron NexStar 8SE Computerized Telescope

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

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.

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.

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.

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.

Apple iPhone 17 Pro

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

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.

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.

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.

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.

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.

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.

Ancient leaves help researchers understand future climate

By studying fossil plant remains, scientists can gain insights into past temperatures and environmental conditions. The researchers found that water availability and plant type significantly impact the exchange of carbon isotopes between plants and the atmosphere.

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.

Feeling stressed? So is the poplar

Researchers identified gibberellins as a key hormone family regulating tree root development and adaptation to changing soil conditions. Hormone suppression could help trees adapt to stress, and the findings have potential applications in biotechnology and selective breeding.

Study asks 'Is dark chocolate good for you?'

A new research study is exploring the effects of dark chocolate on cardiovascular health in people with high blood pressure. Participants will be given 50g of dark chocolate daily for eight weeks to examine its impact on blood vessel health and the risk of developing heart disease.

Mayo researchers find candidate gene culprits for chronic pain

Researchers found over 2,000 genes reprogrammed in peripheral nervous system of rodent models, leading to potential 'transcription therapy' for chronic pain. The study's high-throughput sequencing revealed novel exons and gene candidates, offering a new approach for neuroscientific research.

Endometrial stem cells restore brain dopamine levels

Researchers successfully transplanted endometrial stem cells into the brains of mice with a Parkinson-like condition, restoring partially dopamine levels. This finding raises the possibility of women serving as their own stem cell donors and banks being established for men and women with Parkinson's disease.

Social context may be a better indicator of obesity disparities than race

Researchers found comparable obesity rates in white and black women living in similar social conditions. The study suggests that socioeconomic status and environmental factors play a significant role in explaining obesity disparities. Policies focusing on modifying social aspects of the environment may help reduce disparities among low...

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.

Biologists discover an extra layer of protection for bacterial spores

Researchers have identified a new outermost layer of protection on bacterial spores, known as the 'spore crust', which may be a common feature of all spore-forming bacteria. This discovery was made using advanced microscopy techniques and offers new insights into the survival methods of these resilient organisms.

ORNL technology raises bar, lowers cost for groundwater contaminant sensors

A new sensor developed by ORNL can detect chlorinated hydrocarbons in water with high accuracy and low cost, reducing the need for lengthy laboratory testing. The system combines membrane extraction and ion mobility analysis to provide a single, compact device for on-site monitoring of groundwater contaminants.

Fluke 87V Industrial Digital Multimeter

Fluke 87V Industrial Digital Multimeter is a trusted meter for precise measurements during instrument integration, repairs, and field diagnostics.

The LifeGene project provides unique insight into the causes of disease

The LifeGene project uses Sweden's comprehensive health registries and genetic data to study the origin of disease, exploring interactions between environment, lifestyle, and heredity. The initiative gathers health and lifestyle information from 500,000 Swedes, aiming to improve diagnostics, treatments, and preventative recommendations.

Peptides may hold 'missing link' to life

Researchers at Emory University have discovered that simple peptides can organize into bi-layer membranes, a 'missing link' between pre-biotic Earth's chemical inventory and the scaffolding essential to life. This finding may also shed light on protein assemblies related to Alzheimer's disease, Type 2 diabetes, and other serious ailments.

Potential new drug target to combat Kaposi's sarcoma

Researchers at the University of Leeds have identified PYM as a key protein involved in the replication and spread of Kaposi's Sarcoma-causing viruses. Blocking interactions between PYM and viral proteins could lead to new treatment options for this disease.

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.

ESCEO-AMGEN Osteoporosis Fellowships awarded in Florence

Four ESCEO-AMGEN Osteoporosis Fellowships valued at $50,000 each were awarded to outstanding researchers in osteoporosis, with projects focusing on vitamin D status, osteoporosis treatment preferences, and ephrin B2 system. The Fellowship Programme aims to advance clinical care and prevention through training physicians and PhDs.

HealthMap surveillance efforts illustrate global epidemiology of H1N1 spread

The article reviews HealthMap's H1N1 surveillance efforts, demonstrating the value of informal data in producing a comprehensive real-time global health picture. The analysis identified disparities in international public health systems, with countries having high GDP reporting confirmed cases faster than those with low GDP.

Wash away your doubts when you wash your hands

Researchers at University of Michigan find that hand-washing reduces influence of past behaviors and decisions with no moral implications. Washing hands results in reduced buyer's remorse and less rosy evaluations of choices.

Endometrial stem cells could repair brain cells damaged by Parkinson's disease

Researchers at Yale University have discovered that endometrial stem cells can repair brain cells damaged by Parkinson's disease, potentially treating women with the condition. The study, published in Journal of Cellular and Molecular Medicine, found that these stem cells can differentiate into dopamine-producing nerve cells.

Sky & Telescope Pocket Sky Atlas, 2nd Edition

Sky & Telescope Pocket Sky Atlas, 2nd Edition is a durable star atlas for planning sessions, identifying targets, and teaching celestial navigation.

Shape up the quick way

A new study published in the International Journal of Behavioral Medicine found that losing weight quickly, rather than gradually, is associated with larger long-term weight losses and reduced risk of weight regain. Women who lost weight at a faster rate were more likely to achieve clinically significant weight loss and maintain their ...

CWRU global TB expert receives prestigious Fulbright Scholar Award

Dr. Mandalakas will analyze social and economic barriers to implementing Isoniazid preventative therapy in children with latent tuberculosis infection in South Africa. She aims to promote the practical implementation of preventive therapy to improve child health outcomes.

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.

New genes involved in human eye color identified

A genome-wide association study has identified three new genetic loci significantly associated with quantitative eye colour variation, explaining over 50% of the trait's variance. The study used high-resolution full-eye photographs to quantify human eye colour along multiple dimensions.