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Science News Archive June 2011


Page 27 of 28

Antifungal drug delays need for chemo in advanced prostate cancer

Researchers found that itraconazole can delay the progression of prostate cancer and reduce PSA levels, with 48.4% of patients experiencing stable or declining PSA after high-dose treatment. The antifungal also disrupted a key cancer-initiating biological pathway called Hedgehog.

Study: Children of divorce lag behind peers in math and social skills

A study by Hyun Sik Kim finds that children of divorce experience developmental setbacks in math and social skills, particularly after the divorce process begins. These effects persist even after the divorce is finalized, with children showing increased anxiety, loneliness, and low self-esteem.

Mass extinction victim survives! Snail long thought extinct, isn't

A population of the freshwater limpet Rhodacmea filosa, thought to be extinct since the mid-20th century, has been rediscovered in a tributary of the Coosa River in Alabama. The discovery is a conservation success story and highlights the importance of preserving biodiversity in rapidly changing environments.

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.

A promising new approach to autoimmune diseases

Researchers developed a new technique to identify self-proteins targeted in autoimmune diseases. Using phage display technology, they created a proteome library to examine molecular details of immune responses.

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.

Microscopic worms could help open up travel into deep space

A team of scientists flew microscopic worms into space to test the effectiveness of RNA interference (RNAi) as a treatment for muscle degradation caused by space travel. The experiment showed promising results, suggesting that RNAi could be used to prevent muscle loss in astronauts and help people suffering from similar conditions.

Single moms entering midlife may lead to public health crisis

A new US study found that single mothers who had their first child outside of marriage reported poorer health at age 40 compared to other moms. The study suggests that later marriage does not generally help reverse the negative health consequences of having a first birth out of wedlock.

With feedlot manure, it pays to be precise

USDA scientists used GPS-equipped conductivity meters to map manure distribution on feedlot surfaces, estimating manure amounts and quality. They also developed a computer program to associate high soil conductivity levels with manure solids and chloride content.

Study finds fire stations contaminated with MRSA

A study published in the American Journal of Infection Control found that fire stations are contaminated with MRSA, with the most common areas being medic trucks and kitchens. The research suggests that transmission between personnel and environmental surfaces may be occurring, highlighting the need for further studies.

Apple iPhone 17 Pro

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

Atlantic hurricane season sticks to the calendar: System 93L

A low-pressure area, System 93L, has formed off the North Carolina coast and is now located off northeastern Florida. The storm is expected to move over northern Florida later today, bringing scattered strong thunderstorms and isolated thunderstorms to the region.

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.

'Controlling' partners suffer more conflict with sexual desire

A study by the University of the Basque Country found that insecure individuals, particularly those with anxious-ambivalent tendencies, struggle with conflict in their sexual desire and relationships. Controlling partners tend to exhibit greater conflict, while avoidant types evince more problems in intimacy.

Kidney cancer discovery could expand treatment options

Researchers at OHSU Knight Cancer Institute discovered a gene called Src that plays a key role in kidney cancer growth. This finding could lead to more effective treatments for patients who don't respond to current therapies. The study's authors are now initiating clinical trials to test how these tumors respond to existing FDA-approve...

Mother's body size and placental size predict heart disease in men

Researchers have discovered that combinations of a mother's body size and the shape and size of her baby's placenta can predict heart disease in men in later life. The study found three specific combinations where this prediction is accurate, including an oval-shaped placental surface in short mothers who had not been pregnant before.

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.

Researchers map, measure brain's neural connections

Computer science researchers at Brown University have developed a new way to visualize the human brain's neural connections using 2D maps. These simplified representations can help medical professionals identify potential pathologies, such as autism, and understand how neural bundles differ among individuals.

Young females are victims of violent injury

A Rhode Island Hospital study found that female victims of community violence are more likely to be injured by a non-partner or intimate partner, and less likely to be injured by a weapon. The study also highlights the importance of accurate documentation and charting of youth injuries.

Saliva test can reveal silent virus that steals babies' hearing

A new saliva test has been developed to identify cytomegalovirus (CMV) in newborns with high accuracy, enabling early detection of potential hearing loss. The test, which shows promise in a multi-center study, may revolutionize the way CMV infections are detected and treated in infants.

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.

Lymphocyte count indicates the prognosis of patients with renal cell carcinoma

Researchers at Fox Chase Cancer Center discovered that a low lymphocyte count is a simple and effective prognostic indicator in patients with renal cell carcinoma. The study found that lower lymphocyte levels are associated with a higher tumor grade, pathologic tumor stage, presence of distant metastases, and lower overall survival rate.

New study looks at disconnect between medical and lay expertise

A recent study by Oregon State University researchers found that breast cancer survivors used online forums to share their personal experiences and challenge scientific authority. The women's reactions were intensified by their online connection to others who shared similar experiences, leading to a shift in the balance of power betwee...

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.

Making complex fluids look simple

A new microscopic theory describes interactions between components of complex polymer mixtures, enabling realistic modeling and macroscopic property predictions. The method has been experimentally proven using neutron scattering experiments, opening up possibilities for studying complex mixtures with improved properties.

Algal turf scrubbers clean water with sunlight

Algal turf scrubbers use sunlight to extract excess nutrients from polluted waters, restoring oxygen levels and producing nutrient-rich fertilizer and biofuel. The technology has commercial potential and could help address global phosphorus supplies concerns.

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.

DFG to establish 21 new collaborative research centers

The Deutsche Forschungsgemeinschaft will establish 21 new Collaborative Research Centers (CRCs) as of July 2011, focusing on topics such as additive manufacturing, biological systems, and quantum physics. The centers aim to improve manufacturing methods, investigate novel materials, and explore social structures.

Fluke 87V Industrial Digital Multimeter

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

College students respond better to positive anti-binge drinking messages

Researchers found that gain-framed, positive messages are more effective in curbing college students' binge drinking habits than loss-framed, negative messages. The study showed that messages focusing on relationships and academic success were most effective in convincing students to avoid binge drinking.

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.

Safety of nanoparticles in food crops is still unclear

A recent literature review analyzed nearly 100 scientific articles on the effects of nanoparticles on edible plants. The study found that nanoparticle uptake and build-up vary depending on plant type, nanoparticle size, and chemical composition, highlighting a need for further research in nanoecotoxicology.

Advancing from ancient remedies to modern brain chemistry

Researchers gather to share new scientific data on migraine disease, exploring its unique role of the thalamus, recent gene identification, and childhood abuse correlations. Migraine specialists welcome a new era of discovery and advancement in understanding and treating this disabling disease.

New map reveals giant fjords beneath East Antarctic ice sheet

Scientists have created the first high-resolution topographic map of the Aurora Subglacial Basin, revealing vast channels cut through mountain ranges by ancient glaciers. The data will help improve computer simulations of past and future Antarctic ice sheet behavior.

Scientists identify overactive genes in aggressive breast cancers

Researchers at Dana-Farber Cancer Institute have identified an overactive network of growth-spurring genes that drive stem-like breast cancer cells enriched in triple-negative breast tumors. The Jak2/Stat3 pathway was found to be elevated in these cells, and a drug specifically aimed at blocking this pathway halted tumor growth in mice.

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.

Reed Elsevier Environmental Challenge winners announced

Two winning projects were selected to provide clean and sustainable water to communities in need. The Tagore-SenGupta Foundation project will install arsenic removal units in remote villages and schools in Cambodia, while Jenna Forsyth's project focuses on low-resource chlorine generation for safe drinking water in western Kenya.

JCI online early table of contents: June 1, 2011

Researchers identified PKC-delta as a critical regulator of cisplatin-mediated kidney toxicity, and inhibiting it protected the kidneys without blocking chemotherapy efficacy in mouse models. Additionally, studies divided breast cancers into subtypes to identify effective therapies for triple-negative breast cancer patients.

Shame and honor increase cooperation

A new study by UBC researchers found that both shame and honour can increase cooperation by up to 50%, challenging traditional assumptions about the role of reputation in social interactions. The experiment, which involved over 180 participants, used a public goods game to test the impact of shame and honour on individual behaviour.

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.

Quantum knowledge cools computers

Researchers have discovered that quantum entanglement can create a cooling effect when deleting data, which could be used to mitigate heat generation in supercomputers. By understanding the connection between information theory and thermodynamics, they found that entropy is a lack of knowledge that can be exploited for cooling purposes.

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.

Randomness rules in turbulent flows

A Johns Hopkins University study reveals that two identical beads dropped into a turbulent flow will follow different and random paths. The phenomenon, called 'spontaneous stochasticity,' suggests that even everyday particles can behave randomly in chaotic flows.

Ancient hominid males stayed home while females roamed, says CU-Boulder study

A new study led by the University of Colorado Boulder found that female hominids preferred to move away from their residential groups, suggesting a dispersal pattern similar to modern humans and some primates. The team used high-tech analysis of strontium isotope ratios in tooth enamel to identify specific areas of landscape use.