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Science News Archive May 2014


Page 23 of 31

Low-carbohydrate diet reduced inflammation

A low-carbohydrate diet was found to significantly reduce inflammation in patients with type 2 diabetes, whereas a traditional low-fat diet showed no similar effect. After six months, the low-carb group exhibited reduced levels of inflammatory markers and improved glucose control.

What doesn't kill you may make you live longer

Researchers at McGill University found that free radicals stimulate a molecular mechanism that increases cell defenses and promotes longevity. The study used the roundworm C. elegans as a model organism and found that elevating free radical generation induced a substantially longer life.

Oregon researchers capture handoff of tracked object between brain hemispheres

Oregon researchers have successfully captured the handoff of a tracked object between brain hemispheres, a process necessary for processing objects on opposite sides of space. This finding may lead to better understanding individual differences in visual tracking abilities and could provide insights into attention limitations.

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.

Mid-level solar flare erupts from the sun

NASA's Solar Dynamics Observatory captured a mid-level solar flare on May 8, 2014. The M5.2-class flare is considered weaker than intense X-class flares, but can still disturb the atmosphere and impact GPS and communications signals.

Small mutation changes brain freeze to hot foot

Researchers identified a single-letter change in DNA that turns cold-sensitive TRP ion channels into heat-activated ones, offering potential for more specific pain relievers with less severe side effects. The study could lead to the development of analgesic compounds to treat chronic pain by targeting temperature-sensitive molecules.

Breakthrough made at Max F. Perutz Laboratories

Researchers at the Max F. Perutz Laboratories have developed a method for generating specific and inheritable mutations in the marine bristle worm Platynereis, enabling detailed in vivo functional analyses and advancing research in neurobiology, chronobiology, evolutionary developmental biology, and marine biology.

Nikon Monarch 5 8x42 Binoculars

Nikon Monarch 5 8x42 Binoculars deliver bright, sharp views for wildlife surveys, eclipse chases, and quick star-field scans at dark sites.

Antibiotic resistance genes are essentially everywhere

Researchers discovered antibiotic resistance genes in all 71 environments tested, including soil, oceans, and human feces. The most common types of resistance uncovered were efflux pumps and genes conferring resistance to vancomycin, tetracycline, or beta-lactam antibiotics.

Role of middle predators in reef systems

A new study shows that middle predators, not just top predators, influence the health of entire ecosystems. In some areas, fear of predation by middle predators actually harms the reef's fertility.

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.

Lethal parasite evolved from pond scum

A genomic investigation by University of British Columbia researchers has revealed that a lethal parasite infecting a wide range of insects originated from pond scum. The parasite, Helicosporidium, has shed its green past on its evolutionary journey, losing almost all its genes except those required for photosynthesis.

Obesity drug failing patients due to lack of education about side-effects

A new study found that Orlistat patients attribute weight loss failure to side effects or ineffective medication. Patients described barriers such as psychological and physical health issues, relationships, and alternative methods of weight loss, emphasizing the need for better patient support and dietary education.

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.

History, business professor Joe Pratt awarded state teaching honor

Joe Pratt, a renowned historian and educator, has been recognized with the prestigious Piper Award for his exceptional teaching. With five UH teaching awards and participation on over 30 Ph.D. committees, Pratt's dedication to student success is evident in his commitment to creating engaging learning experiences.

Apple iPhone 17 Pro

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

Single cell genome sequencing of malaria parasites

Researchers have created a novel method for isolating and genome sequencing individual malaria parasite cells, allowing for a better understanding of the complex interactions between parasites and their hosts. This breakthrough could lead to more effective drug design and vaccine development, tackling the major global killer malaria.

JCI online ahead of print table of contents for May 8, 2014

A new study reveals that leptin acts directly on neurons in the preoptic region of the hypothalamus to regulate peripheral levels of leutinizing hormone, essential for reproduction. The study demonstrates that leptin communicates the status of peripheral energy stores to GnRH-releasing neurons via the preoptic hypothalamus.

Implantable device to beat high blood pressure

Researchers have developed an implantable device that successfully reduced blood pressure in rats by 40% without major side effects. The device targets the vagal nerve to stimulate baroreceptors, controlling short-term blood pressure fluctuations.

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.

Promising role for interleukin-10 in scarless wound healing

A study published in Advances in Wound Care highlights the promising role of interleukin-10 in scarless wound healing. Researchers found that IL-10 enables fetal skin to heal without scars, providing a potential therapeutic agent for anti-scarring treatments.

Celestron NexStar 8SE Computerized Telescope

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

'Parent' cells reset the cell division clock

Researchers have discovered that cell division time is programmed by the 'parent' cell and varies between parent and offspring cells. The study's findings challenge a 40-year-old theory on cell division and provide a new model to predict how populations of cells divide.

Using genetics to measure the environmental impact of salmon farming

Using genetic barcoding, researchers found large variations in foraminiferal species collected near salmon farms compared to remote sites. The study established a correlation between species richness and distance from the cages, indicating diminishing species diversity on sites affected by farming.

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.

Gluten-free diet reduces risk of type 1 diabetes in mice

A new study on mice found that mothers eating a gluten-free diet during pregnancy and lactation can protect their pups from developing type 1 diabetes. The researchers hope that this knowledge can be used to develop new treatments for the disease, which affects over 1% of the Danish population.

Climate change may worsen summertime ozone pollution

Researchers warn of a 70% increase in unhealthy summertime ozone levels across the US by 2050 due to climate change. A sharp reduction in emissions could counteract this increase, however, and reduce ozone pollution even as temperatures warm.

Statins given early decrease progression of kidney disease

Researchers found that pravastatin significantly slowed the growth of kidney cysts in children and young adults with ADPKD, reducing progression of kidney disease. The study's results suggest early intervention may be key to preventing long-term complications of ADPKD.

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.

Adults with autism virtually learn how to get the job

A new simulation-based training program helps adults with autism improve their job interview skills and confidence. The program, developed by Northwestern University, uses virtual reality technology to provide repeated practice and feedback on interviewing skills.

Grape skin extract may soon be answer to treating diabetes

Researchers at Wayne State University are investigating grape skin extract as a potential treatment for type 2 diabetes. The study aims to understand the novel inhibitory activity of GSE on postprandial hyperglycemia, with hopes of developing a safe and targeted nutritional intervention.

Universal neuromuscular training an inexpensive, effective way to reduce

Researchers found that universal neuromuscular training for high school and college-age athletes significantly reduced ACL injuries by 63%. The study also showed that implementing such a program would save an average of $275 per player, per season in injury-related costs, making it a cost-effective preventative measure.

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.

Hepatitis C virus: How viral proteins interact in human cells

Scientists have discovered how hepatitis C virus proteins interact within human cells, revealing a better understanding of viral replication and pathogenesis. This knowledge paves the way for developing new antiviral substances with low cellular toxicity.

Wake Forest Baptist finds success with novel lung cancer treatment

Researchers at Wake Forest Baptist Medical Center have successfully treated patients with recurrent lung cancers using a second course of radiation therapy, achieving a cure rate of over 70%. The innovative treatment approach uses precise targeting and high doses to knock the cancer back, offering new hope for these patients.

Immune cells found to fuel colon cancer stem cells

Researchers discovered that a subset of immune cells called Th22 acts as a tumor helper, supporting colon cancer cells in renewing and developing stem cell properties. The study suggests targeting the pathway involving epigenetic factor DOT1L to potentially treat colon cancer.

Why a bacterium got its curve -- and why biologists should know

Researchers at Princeton University discovered that bacteria curve shape is crucial for flourishing as a group. Curvature helps swarmer cells attach to surfaces, ensuring next generation stays close to nutrients and progenitors. The study highlights the importance of naturalistic settings for studying bacteria.

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.

Partisan media driving a wedge between citizens, study finds

A recent study by Ohio State University found that viewing partisan news from both conservative and liberal viewpoints does not increase acceptance of citizens on the other side of the political fence. Instead, it amplifies polarization, making people more critical of opposing views and less accepting of those who hold them.

Geology student, Warriors of the Wild founder named Udall Scholar

Vanessa Alejandro, a UH geology student and founder of Warriors of the Wild, has been awarded the first-ever Udall Scholarship from the University of Houston. The scholarship recognizes her leadership potential, academic achievement, and commitment to pursuing a career in environmental conservation.

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.

Anti-aging factor offers brain boost too

Researchers found that a variant of the KLOTHO gene not only has anti-aging effects but also enhances brain function by increasing klotho levels. The improvements occur regardless of age, with beneficial effects observed in aging mice as well as young animals.

Penn yeast study identifies novel longevity pathway

A Penn-led study reveals a new molecular circuit controlling longevity in yeast and complex organisms, which may offer a therapeutic intervention to mimic caloric restriction's lifespan-enhancing effects without dietary restrictions. The findings suggest a potential strategy for combating aging-related disorders in humans.

Study confirms mitochondrial deficits in children with autism

A study confirms mitochondrial deficits in children with autism, which affect the functioning of granulocytes and lead to increased oxidative stress. The findings suggest that deficiencies in energy metabolism may contribute to cognitive impairments associated with autism.

Meta Quest 3 512GB

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

One in 25 middle school children binge drinking

A new study from the University of Toronto found that one in 25 middle school children in Canada binge drink, with those having three or more chronic conditions facing twice the risk. Youth with mood disorders are also three times as likely to binge drink, highlighting the need for targeted prevention strategies.

Polar bear genome reveals rapid adaptation to fatty diet

A recent genome study has found that polar bears rapidly evolved the ability to consume a fatty diet without developing heart disease due to mutations in cardiovascular function genes. The study also reveals that polar bears diverged from brown bears less than 500,000 years ago.