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Science News Archive April 2013


Page 31 of 32

Can synthetic biology save wildlife?

The rapid development of synthetic biology presents new dialogue opportunities between conservation and synthetic biology communities to address ecological and ethical concerns. The authors highlight five emerging issues requiring discussion, including potential impacts on biodiversity and conservation strategies.

NRC panel advises US DOD on green buildings

A National Research Council expert panel recommends creating a large building performance database to improve the knowledge base about high-performance buildings. The study suggests that measuring energy and water use can help identify cost-effective sustainable practices, but more scientific study is needed to justify environmental ou...

All water pills not equally effective against heart failure

Researchers at Yale University found that even though one of three approved loop diuretics offers more benefits, it is rarely prescribed due to cost concerns. The study compared the effectiveness of toresemide, furosemide, and bumetanide in treating heart failure.

Extreme algal blooms: The new normal?

A research team led by Anna Michalak found that the 2011 record-breaking algal bloom in Lake Erie was triggered by long-term agricultural practices combined with extreme precipitation, weak lake circulation, and warm temperatures. The team predicts future mega-blooms unless scientifically guided management plans are implemented.

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.

Nothing fishy about it: Fish oil can boost the immune system

New research reveals that fish oil can enhance the function of white blood cells called B cells, contradicting previous assumptions of its only immunosuppressive properties. This discovery may lead to the use of fish oil among those with compromised immune systems.

Annals of Internal Medicine tip sheet for April 2, 2013

Researchers found that obese employees who received group-based financial incentives lost more weight than those with individual incentives. In contrast, higher blood levels of long-chain omega-3 polyunsaturated fatty acids protected against death, primarily due to reduced cardiovascular events.

Can meditation make you a more compassionate person?

A recent study by Northeastern University found that meditation increases compassionate behavior, boosting responses to help others in need. The study, funded by the Mind and Life Institute, showed that meditation can alter the calculus of the moral mind, leading to more virtuous behavior.

New models predict drastically greener Arctic in coming decades

Rising temperatures are expected to lead to a massive 'greening' of the Arctic, with wooded areas increasing by up to 50% over the next few decades. This dramatic change will accelerate climate warming at a rate greater than previously predicted, having significant impacts on the global ecosystem.

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.

New technique shows promise in restoring near vision without glasses

A new study found that wearing OK contact lenses every night can restore age-related loss of near vision, allowing patients to read and perform up-close tasks without bifocals or reading glasses. The technique is safe and reversible, with the cornea returning to its previous shape after stopping lens wear.

JCI early table of contents for April 1, 2013

Researchers at Yale University have identified a protein MKP-5 as a negative regulator of muscle stem cell function, enhancing muscle regeneration in a mouse model of Duchenne muscular dystrophy. Additionally, studies suggest that lactate supports neuronal function and may protect the brain during hypoglycemia.

Electroencephalography underused investigative tool in hospitals

A retrospective study found that nearly 80% of patients with in-hospital EEG had abnormal findings, including diffuse slowing and seizures. The study highlights the value of EEG in identifying treatable causes of impaired consciousness in non-critical hospitalized patients.

Watching fluid flow at nanometer scales

Researchers have discovered that nanowires can naturally draw liquid upward in a thin film coating the wire's surface. This phenomenon has potential applications in inkjet printing, biomedical research, and microfluidic devices, enabling small-scale liquid transport and manipulation.

Apple iPhone 17 Pro

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

Early COPD diagnosis possible with nuclear medicine

A new nuclear medicine technique can detect early changes to the lung caused by cigarette smoke exposure, providing a noninvasive method for studying lung dysfunction in preclinical models. This technique has the potential to be applied clinically to study and diagnose the early stages of COPD.

Unique group for single fathers due to cancer offers support

A pilot program called Single Fathers Due to Cancer has been launched at the University of North Carolina Health Care to provide emotional support to men facing unique challenges after losing their partner to cancer. The group aims to address feelings of profound aloneness and provide a safe space for men to share advice and feedback.

Body mass index and coronary heart disease

Research from the Million Women Study found that every 5 unit increase in BMI increases CHD incidence by 23%, equivalent to a 2.5 year age increase. One in six obese women and one in eleven lean middle-aged women will develop CHD between ages 55-74, highlighting the importance of small lifestyle changes.

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.

Over-diagnosis of reflux in infants leads to needless medication

A new study finds that frequent use of the gastroesophageal reflux disease label in infants leads to overuse of medication, causing needless expenses for families. The researchers concluded that parents' expectations of medication are driven by the doctor's words, which can make a normal process seem like a disease.

Models will enable safer deepwater oil production

Rice University researchers are developing a comprehensive model that predicts how brine, oil, and gas react to extreme temperatures and pressures. The model aims to provide companies with strategies to maintain flow and reduce risk in deepwater production.

Prostate cancer risk rises in men with inherited genetic condition

A new study links Lynch syndrome to a higher lifetime risk of prostate cancer and earlier age of onset, suggesting regular screening for men with the condition. The research estimates that men with Lynch syndrome have a 30% lifetime risk of developing prostate cancer, compared to 18% in the general population.

Geosphere adds 2 new special issue themes

The new themed issues explore the geological consequences of lithospheric removal in the Sierra Nevada, California, and the ignimbrite province and flareup swarms of subduction-related supervolcanoes. These events are linked to colossal explosive volcanic eruptions that spread ash across western Utah, Nevada, and eastern California.

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.

Adolescents' poor health behaviors raise risk of heart disease as adults

New research found that U.S. adolescents with poor health behaviors and unfavorable cardiovascular risk factors are at increased risk of developing heart disease in adulthood. The study analyzed data from over 4,700 adolescents aged 12-19 and found that nearly 80% had a poor diet, while less than 50% met the recommended levels for phys...

Shedding light on early Parkinson's disease pathology

Researchers found movement deficits and loss of tyrosine-hydroxylase-positive fibers in the striatum, with no significant decrease in nigral dopaminergic neurons. The study suggests that gliosis in the substantia nigra plays a role in introducing dopaminergic deficits.

Crucial step in human DNA replication observed for the first time

For the first time, scientists have demystified a key step in human DNA replication by discovering how a sliding clamp loads onto DNA. The research reveals that a clamp loader quickly removes the clamp from DNA when polymerase is absent, allowing the polymerase to capture and complete the assembly of the holoenzyme.

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.

Organic labels bias consumers perceptions through the 'health halo effect'

A study by Cornell University's Food and Brand Lab found that organic labels significantly alter consumers' perceptions of taste, calories, and value. Participants who regularly read nutrition labels, buy organic food, or exhibit pro-environmental behaviors were less susceptible to the health halo effect.

Our internal clocks can become ticking time bombs for diabetes and obesity

New research using mice shows that disrupting our internal clocks can lead to a complete absence of 24-hour bodily rhythms, resulting in immediate weight gain. Proper sleep patterns are critical for healthy metabolic function, and even mild impairment in circadian rhythms can have serious health consequences.

Record-breaking 2011 Lake Erie algae bloom may be sign of things to come

A recent study suggests that the record-breaking 2011 Lake Erie algae bloom was caused by a combination of intense spring rainstorms and agricultural practices. The researchers used climate models to predict an increase in extreme precipitation events, which will likely fuel future massive blooms.

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.

Feeding the world's future

The Feed the Future Innovation Lab for Collaborative Research on Grain Legumes aims to increase bean productivity and enhance nutritional quality in Sub-Saharan Africa, Central America, and the US. MSU researchers will support collaborative research, graduate student training, and address gender equity and climate change.

Promoting muscle regeneration in a mouse model of muscular dystrophy

A study published in the Journal of Clinical Investigation found that loss of MKP-5 enhances muscle regeneration and prevents degeneration in a mouse model of Duchenne muscular dystrophy. The results suggest that inhibiting MKP-5 could be a useful therapeutic approach for treating degenerative muscle diseases.

Feeding corn germ to pigs does not affect growth performance

Researchers at the University of Illinois found that feeding growing pigs diets containing up to 30% corn germ does not affect their growth performance or carcass quality. The study tested different inclusion rates and found no significant differences in any of the measured outcomes.

Successful once, protesters may hesitate to return to streets

Research by Adam Meirowitz and Joshua Tucker suggests that protesters may lose motivation to take to the streets if they experience repeated failure or corruption in a new government. The study proposes a dynamic model of protest, taking into account the uncertainty people face when dealing with unfamiliar democratic systems.

Researchers are first to use common virus to 'fortify' adult stem cells

Engineered stem cells produce US2 protein to increase survival by 59%, potentially improving treatment for bowel disease, traumatic brain injury, and organ transplants. The modified cells can modulate inflammation and promote healing, offering new hope for patients in need of regenerative therapies.

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.

Streams stressed by pharmaceutical pollution

A new study found that pharmaceuticals, including antihistamines, alter biofilm communities in streams, leading to reduced photosynthesis and microbial respiration. The most striking effect was observed with diphenhydramine, which caused a 99% decrease in photosynthesis and changed bacterial species present in the biofilms.

Geckos keep firm grip in wet natural habitat

Geckos keep firm grip in wet natural habitat by utilizing hydrophobic surfaces that stick similar to dry surfaces. Researchers developed a synthetic adhesive inspired by the ability of gecko pads to cling to wet and dry surfaces.

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.

Understanding statin discontinuation

A study by Brigham and Women's Hospital found that over 90% of patients who stopped taking statins due to adverse reactions were able to tolerate them again. The researchers examined clinical data from over 107,835 patients and identified a pattern where most people who experienced symptoms or events related to the drug stopped taking ...

'RNA sponge' mechanism may cause ALS/FTD neurodegeneration

Researchers identify C9orf72 mutation as cause of ALS and FTD, finding it creates an RNA sponge that soaks up Pur alpha protein, leading to neurodegeneration. The study provides insight into the disease mechanism and suggests a potential therapeutic strategy targeting the toxic RNA or its interaction with Pur alpha.

Is guided self-help effective in treating childhood obesity?

A new study by UC San Diego researchers found that a guided self-help treatment program can be an effective solution to help children lose weight. The program, which combines structure and self-help elements, showed significant decreases in BMI immediately after completion and maintained losses six months later.

Alternative fuel for your brain

Researchers found that recurrent hypoglycemia enhances neuronal uptake of lactate, allowing the brain to retain normal neural activity. This suggests that lactate supports neuronal function and indicates potential benefits of supplementing alternative fuels during hypoglycemia.

Celestron NexStar 8SE Computerized Telescope

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

Hospitals measure up for Medicare reimbursement

For-profit hospitals have outperformed public and non-profit hospitals in treating stroke, heart attack, and pneumonia patients. Despite struggling initially, many public and non-profit hospitals are showing notable improvements in performance.

Researchers find link between blood clotting, immune response

Rice University researchers have discovered a biochemical link between blood clotting and the immune system, which could lead to new treatments for patients with inflammatory diseases. The study found that a protein involved in blood clotting also triggers the body's immune response.

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 metabolic weathervane of cancer

Researchers found that TRAP1 disrupts cancer cell metabolism, but inhibiting it could stimulate tumor progression. The protein regulates a metabolic 'switch' at the level of glucose digestion, which affects tumor stage and aggressiveness.

Sorting out the structure of a Parkinson's protein

Scientists have long debated the structure of alpha synuclein, a protein associated with Parkinson's. A new study models its structure, finding that it can rapidly switch between different conformations. The researchers suggest that stabilizing an ordered structure could prevent aggregation and offer a new drug-design strategy.

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.

Research deciphers HIV attack plan

Researchers deciphered previously unknown properties of transmitted HIV-1 viruses, revealing they are highly infectious and contain more envelope protein. The findings provide new insights into the biology of viral/host dynamics and may inform vaccine design.