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Science News for October 18, 2010


Lessons learned from the H1N1 pandemic

The H1N1 pandemic showed the need for faster vaccine production and clear communication to address risks to vulnerable populations. The delay in vaccine manufacturing and unclear messages hindered efforts, resulting in significant years of life lost among younger age groups.

SourceCanadian Medical Association Journal·JournalCanadian Medical Association Journal·DateOct 18, 2010

White House Science Fair showcases Lemelson-MIT InvenTeams

The White House Science Fair highlights the achievements of selected Lemelson-MIT InvenTeams, including students from Arizona and Tennessee who developed a physical therapy chair and a water purifier. The fair aims to inspire youth to engage in STEM activities and pursue careers in these fields.

SourceLemelson-MIT Program·DateOct 18, 2010

Consortium: Higher ed curricula not keeping pace with societal, tech changes

A consortium of educators from around the world is urging a radical transformation in international educational reform to address the complexity and diversity of perspective in the 21st century. The group's website outlines 11 principles for rethinking curricula that lack continuity, collaboration, and shared vision.

SourceArizona State University·JournalNature·DateOct 18, 2010
Apple iPhone 17 Pro

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

The world is not flat: Exploring cells and tissues in three dimensions

Researchers at Arizona State University have developed a new 3D cell culture method that better mimics the in vivo environment, allowing for more accurate study of infectious diseases. This innovation has the potential to expand our understanding of disease onset and progression, and could lead to the development of novel therapeutics.

SourceArizona State University·JournalNature Reviews Microbiology·DateOct 18, 2010

Researchers increase understanding of genetic susceptibility to psoriasis

A genome-wide association study of 2,622 patients with psoriasis and 5,667 healthy individuals has identified six regions of the genome associated with the condition. The study found evidence for an interaction between two associated regions – HLA-C and ERAP1, providing new insights into psoriasis susceptibility.

SourceKing's College London·JournalNature Genetics·DateOct 18, 2010

Fructose intolerance common in children with functional abdominal pain

A new study found that fructose intolerance is common in children with recurrent or functional abdominal pain, affecting 53.9% of patients. A low-fructose diet was effective in resolving symptoms in 67.7% of patients, highlighting the importance of identifying and managing this condition.

SourceAmerican College of Gastroenterology·DateOct 18, 2010

When vertebrae cross dress: How sloths got their long neck

Scientists at University of Cambridge discover how sloths evolved their unique neck skeleton, finding early bone formation in distal neck vertebrae. The study reveals that sloth's bottom neck vertebrae are developmentally similar to ribcage vertebrae of other mammals.

SourceUniversity of Cambridge·JournalProceedings of the National Academy of Sciences·DateOct 18, 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.

Vitamin E in front line of prostate cancer fight

Researchers at Queensland University of Technology have identified a specific vitamin E constituent that can inhibit the growth of prostate tumors. The treatment, tocotrienol (T3), has shown promise in animal trials, with complete inhibition of tumor formation in over 70% of mice implanted with prostate cancer cells.

SourceQueensland University of Technology·JournalInternational Journal of Cancer·DateOct 18, 2010

Globalized economy more sensitive to recessions

Rice University scientists used evolutionary theory to show that globalization makes the global economy more sensitive to recessionary shocks and recovers more slowly from them. The researchers found a trend of increasing modularity in the trade network since 1969, but also a brief increase in modularity after each recession.

SourceRice University·JournalPhysical Review Letters·DateOct 18, 2010

A mystery solved: How genes are selectively silenced

Researchers have discovered a crucial mechanism for regulating gene expression, where noncoding RNAs interact with DNA to silence specific genes. This breakthrough sheds light on the complex interactions between epigenetic regulation and noncoding RNA molecules.

SourceHelmholtz Association·JournalGenes & Development·DateOct 18, 2010
Aranet4 Home CO2 Monitor

Aranet4 Home CO2 Monitor tracks ventilation quality in labs, classrooms, and conference rooms with long battery life and clear e-ink readouts.

Does clenching your muscles increase willpower?

A new study found that clenching muscles can increase willpower by activating the mind-body connection. Participants who tightened their muscles demonstrated greater ability to withstand pain and make healthy choices.

SourceUniversity of Chicago Press Journals·JournalJournal of Consumer Research·DateOct 18, 2010

Research team identifies new mechanism with suspected role in cancer

A research team at Brown University has discovered a key chemical process involved in the development of cancer, particularly breast cancer. The study found that prolactin receptors can come together to form a structure that picks up growth factors leading to cancerous growth.

SourceBrown University·JournalProceedings of the National Academy of Sciences·DateOct 18, 2010
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.

Cash is healthier? Credit and debit increase impulsive food purchases

A study found that shoppers are more likely to buy unhealthy foods when paying with credit or debit cards. The authors suggest this is due to the psychological pain of payment, which can curb impulsive behavior. This connection may be linked to the rising obesity epidemic in the US.

SourceUniversity of Chicago Press Journals·JournalJournal of Consumer Research·DateOct 18, 2010

100-million-year-old mistake provides snapshot of evolution

Researchers at the University of Leeds discovered a 100-million-year-old gene mutation that led to differences in how plants produce male and female parts. The study found that the mutation, which occurred around 20 million years ago, creates a new role for one of the duplicate genes, enabling it to make both male and female parts.

SourceUniversity of Leeds·JournalProceedings of the National Academy of Sciences·DateOct 18, 2010
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.

Tackling cognitive deficits in Alzheimer's disease: 1 'STEP' at a time

Lowering STEP protein levels reversed cognitive deficits in mice with Alzheimer's disease, according to a Yale University study published in the Proceedings of the National Academy of Sciences. The research found that reducing STEP levels is sufficient to reverse cognitive defects in mice without the Alzheimer's mutation.

SourceYale University·JournalProceedings of the National Academy of Sciences·DateOct 18, 2010

Intestinal enzyme helps maintain population of beneficial bacteria

A new study found that an intestinal enzyme helps maintain a healthy balance of beneficial bacteria in the gut, potentially preventing serious health issues. The enzyme, IAP, blocks toxic molecules on pathogenic bacteria and restores beneficial E. coli strains after antibiotic treatment.

SourceMassachusetts General Hospital·JournalGut·DateOct 18, 2010

Can naturally raised beef find its place in the industry?

Researchers found that naturally raised steers can be produced effectively in either confinement or pasture finishing systems, but require a premium of $110 to justify costs. Pasture finishing is more profitable and results in higher quality grades.

SourceUniversity of Illinois College of Agricultural, Consumer and Environmental Sciences·JournalThe Professional Animal Scientist·DateOct 18, 2010
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.

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.

Watching violent TV or video games desensitizes teenagers and may promote more aggressive behavior

Research published in the Oxford Journal Social Cognitive and Affective Neuroscience found that exposure to violent media can lead to decreased brain activation in regions involved in emotions and emotional responses. This desensitization can result in increased acceptance of violence and a reduced likelihood of forming consequences wi...

SourceOxford University Press UK·JournalSocial Cognitive and Affective Neuroscience·DateOct 18, 2010

Generous paupers and stingy princes? Power and consumer spending

Researchers found that people spend more money on purchases for themselves when they feel powerful and less when powerless. However, those in high-power states tend to be happier when bidding for someone else, not themselves.

SourceUniversity of Chicago Press Journals·JournalJournal of Consumer Research·DateOct 18, 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.

Body's bacteria affect atherosclerosis

Researchers found that bacteria from the mouth and gut can enter the body and contribute to inflammation and plaque rupture in atherosclerosis. The study identified specific bacteria, such as Pseudomonas luteola and Chlamydia pneumoniae, which were present in both atherosclerotic plaques and the mouths and guts of patients.

SourceUniversity of Gothenburg·JournalProceedings of the National Academy of Sciences·DateOct 18, 2010

Few nurse practitioners, physician assistants pursue careers in pediatric health

New studies by Michigan Medicine's Child Health Evaluation and Research Unit found no increase in the number of nurse practitioners and physician assistants entering pediatric care, despite overall increases. Healthcare systems need to rethink future plans as they transition to caring for an aging population.

SourceMichigan Medicine - University of Michigan·JournalPEDIATRICS·DateOct 18, 2010

Study documents wrong-site, wrong-patient procedure errors

A Colorado liability insurance database revealed that wrong-site and wrong-patient procedures continued to occur after nationwide steps to prevent them. The study found that non-surgical disciplines also contribute to patient injuries related to wrong-site procedures.

SourceJAMA Network·JournalArchives of Surgery·DateOct 18, 2010
Fluke 87V Industrial Digital Multimeter

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

New 2010 European Resuscitation Council Guidelines published

The new guidelines, published by Elsevier, provide detailed advice for healthcare professionals on how to treat cardiac arrest and continue treatment after the heart has been restarted. In many cases, therapeutic hypothermia is recommended to increase survival rates.

SourceElsevier·JournalResuscitation·DateOct 18, 2010

New evidence of the power of open access

New evidence supports the power of open access in increasing citation impact for higher-quality research. The study found that mandatory and self-selected open access articles have similar citation impacts, contradicting the self-selection bias hypothesis.

SourcePLOS·JournalPLOS ONE·DateOct 18, 2010
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.

Penn study gives hope for new class of Alzheimer's disease drugs

A new Penn study has found a class of drug that can enter the brain and stabilize degenerating neurons in an animal model of Alzheimer's disease. The epothilone D class of microtubule-stabilizing drugs may offer hope for treatment by restoring microtubule tracks to their original supportive structure.

SourceUniversity of Pennsylvania School of Medicine·DateOct 18, 2010

How do beauty product ads affect consumer self esteem and purchasing?

A new study found that beauty product ads lower female consumers' self-esteem by making them compare their attractiveness levels to the products. The study also showed that problem-solving products do not have this effect, suggesting a specific impact of beauty-enhancing products on consumer perception.

SourceUniversity of Chicago Press Journals·JournalJournal of Consumer Research·DateOct 18, 2010

The protein NOS2 isn't good for ER-negative breast cancer patients

Researchers have identified a potential therapeutic target for basal-like ER-negative breast cancer. High levels of the protein NOS2 are associated with poor survival in these patients. Selective NOS2 inhibitors may offer new treatment options for this aggressive subtype.

SourceJCI Journals·JournalJournal of Clinical Investigation·DateOct 18, 2010

Japanese researchers report on liver transplantation studies using animal and iPS cells

Two Japanese research teams have reported breakthrough studies in liver cell transplantation, with one team finding that induced pluripotent stem cells (iPS) can differentiate into hepatocyte-like cells and another team successfully transplanting porcine hepatocytes into mice with acute liver failure, highlighting progress in overcomin...

SourceCell Transplantation Center of Excellence for Aging and Brain Repair·JournalCell Transplantation·DateOct 18, 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.

Vitamin B12 may reduce risk of Alzheimer's disease

A seven-year study found that higher levels of vitamin B12 reduced the risk of Alzheimer's disease by two percent, while low homocysteine levels were associated with a 16% increased risk. The study suggests that vitamin B12 may be used as a supplement to help protect memory.

SourceAmerican Academy of Neurology·JournalNeurology·DateOct 18, 2010

Four new psoriasis 'hotspots' identified by U-M geneticists

Scientists at the University of Michigan have identified four new DNA hotspots that may aid in developing new treatments for psoriasis. The study, published in Nature Genetics, builds on past work by U-M researchers and provides a better understanding of the hereditary factors of the disease.

SourceMichigan Medicine - University of Michigan·JournalNature Genetics·DateOct 18, 2010
Sky-Watcher EQ6-R Pro Equatorial Mount

Sky-Watcher EQ6-R Pro Equatorial Mount provides precise tracking capacity for deep-sky imaging rigs during long astrophotography sessions.

Diabetic adults' conditions improved after phone calls with fellow patients

A peer partnership program improved diabetes patients' conditions by reducing blood sugar levels and increasing insulin therapy rates compared to traditional nurse care management. The study found that peer support activated patients to take a more active role in managing their condition.

SourceMichigan Medicine - University of Michigan·JournalAnnals of Internal Medicine·DateOct 18, 2010

Rice, TMC team take aim at pancreatic cancer

Researchers at Rice University are testing a nanoparticle designed to diagnose and treat pancreatic cancer, which is notoriously difficult to treat with a five-year preclinical testing program funded by the National Cancer Institute.

SourceRice University·DateOct 18, 2010
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.

No standard for the placebo?

A study published in Annals of Internal Medicine questions the foundation of placebo-controlled trials, citing a lack of standardization and regulation for placebo ingredients. The researchers found that only 10% of cases disclose the makeup of placebos, leading to potential biases in study results.

SourceUniversity of California - San Diego·JournalAnnals of Internal Medicine·DateOct 18, 2010

Surgical complications drop at hospitals that share patient safety data

A collaborative approach to sharing patient safety data among Michigan hospitals has led to a nearly 10% reduction in surgical complications. The study, which examined general and vascular surgeries between 2005 and 2007, also found improvements in reducing blood infections, septic shock, prolonged ventilator use, and cardiac arrest.

SourceMichigan Medicine - University of Michigan·JournalArchives of Surgery·DateOct 18, 2010
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.

Benign envy sells iPhones, but malicious envy drives consumers to BlackBerries

A new study found that people are willing to pay an envy premium for products they covet when motivated by benign envy. Malicious envy, on the other hand, leads to a desire to 'pull down' others, causing consumers to seek alternative products. This can result in increased sales of competing brands.

SourceUniversity of Chicago Press Journals·JournalJournal of Consumer Research·DateOct 18, 2010

Is team science productive?

Researchers at Penn Medicine measured the collaborative nature of translational medicine using network analysis, finding that ITMAT members' collaborative papers doubled since 2006. They also discovered that researchers were more likely to collaborate within their own departments and institutions rather than across them.

SourceUniversity of Pennsylvania School of Medicine·JournalScience Translational Medicine·DateOct 18, 2010

NASA's Webb telescope's systems engineering evolves

NASA has formed a single systems engineering organization for its James Webb Space Telescope, combining Northrop Grumman's expertise with NASA's mission-level decision-making. The new team aims to streamline communication and decision-making, reducing costs and meeting the launch goal with minimal risk.

SourceNASA/Goddard Space Flight Center·DateOct 18, 2010
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.

Latinas: 'Cancer was just meant to be'

A new study shows that fatalistic thinking in Latinas may prevent them from using cancer screening services. Seven out of eleven studies found a statistically significant inverse association between fatalism and utilization of cancer screening services.

SourceSpringer·JournalInternational Journal of Behavioral Medicine·DateOct 18, 2010

New studies highlight obesity's impact on gastrointestinal health

Researchers found a strong association between obesity and an increased risk of liver cancer, as well as adenoma recurrence in patients with colorectal polyps. Additionally, studies revealed that inflammatory bowel disease is an independent risk factor for coronary artery disease.

SourceAmerican College of Gastroenterology·DateOct 18, 2010

Colonoscopy technique increases polyp detection in far reaches of right colon

Researchers discovered that a new endoscopic technique called retroflexion can significantly increase polyp detection rates in the right colon, particularly among men and older patients. This breakthrough could lead to improved cancer prevention and better patient outcomes through more accurate colonoscopy exams.

SourceAmerican College of Gastroenterology·DateOct 18, 2010
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.

Why are men more susceptible to alcoholism?

A new study reveals that men are up to twice as likely to develop alcoholism as women, with increased dopamine release in the brain contributing to this difference. The study found that men had greater dopamine release than women after consuming an alcoholic drink, which may contribute to the initial reinforcing properties of alcohol a...

SourceElsevier·JournalBiological Psychiatry·DateOct 18, 2010

Treating cancer with light

Scientists at UC Irvine have designed a new device using spatial frequency domain imaging to image cancerous lesions and monitor the effectiveness of photodynamic therapy (PDT) for skin cancer. The device, which uses an array of LEDs, can provide detailed images of the biochemistry of tissue, enabling targeted treatment.

SourceOptica·DateOct 18, 2010
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.

Breakthrough in nanocrystals growth

Researchers at Carnegie Institution for Science have successfully watched nanoparticles grow from the earliest stages of formation using high-energy X-rays. This breakthrough allows for the development of new techniques to control growth conditions, paving the way for improved solar-cell technology and chemical sensors.

SourceCarnegie Institution for Science·JournalNano Letters·DateOct 18, 2010

NIH-funded scientists sequence genomes of lyme disease bacteria

Scientists supported by the National Institutes of Health have determined the complete genetic blueprints for 13 different strains of Borrelia burgdorferi, the bacteria that cause Lyme disease. The new genetic data will help develop improved ways to diagnose and treat the disease.

SourceNIH/National Institute of Allergy and Infectious Diseases·JournalJournal of Bacteriology·DateOct 18, 2010

Medicaid reimbursement and childhood flu vaccination rates linked

A new study published in Pediatrics suggests that increasing Medicaid reimbursement for administering influenza shots may boost vaccination rates among poor children. The research analyzed state-by-state data and found a strong correlation between flu vaccination rates and Medicaid reimbursement rates.

SourceUniversity of Rochester Medical Center·JournalPEDIATRICS·DateOct 18, 2010
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.

Questionnaire helps to identify patients at risk for surgical complications

A new pre-operative questionnaire has been identified to help patients at risk of surgical complications. The STOP-BANG questionnaire assesses the risk of obstructive sleep apnea and is found to be effective in identifying patients with increased rates of postoperative complications.

SourceJAMA Network·JournalArchives of Otolaryngology - Head and Neck Surgery·DateOct 18, 2010

Mount Sinai researchers discover why cocaine is so addictive

Researchers found that activation of D1 and D2 neurons in the nucleus accumbens region of the brain exert opposite effects on cocaine reward. Activation of D1 neurons increases cocaine reward, while activation of D2 neurons decreases it. This imbalance may lead to chronic exposure to cocaine resulting in decreased activity in D2 neurons.

SourceThe Mount Sinai Hospital / Mount Sinai School of Medicine·JournalScience·DateOct 18, 2010

JCI online early table of contents: Oct. 18, 2010

New study suggests that high levels of NOS2 are a predictor of survival in patients with ER-negative breast tumors and may be a good target for therapeutic intervention. Additionally, researchers identify the H-CDR3 antibody region as a potential key to treating pemphigus by targeting it with specific therapy. However, genetic inactiva...

SourceJCI Journals·JournalJournal of Clinical Investigation·DateOct 18, 2010
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.

Embargoed news from Annals of Internal Medicine

Researchers found that people with periodontal disease are at high risk for cardiovascular disease and that invasive dental procedures may raise this risk. However, studies have not consistently shown a link between these procedures and cardiovascular events. Meanwhile, peer support programs improved diabetes management in patients, su...

SourceAmerican College of Physicians·JournalAnnals of Internal Medicine·DateOct 18, 2010

Breakthrough: With a chaperone, copper breaks through

Researchers have identified how a membrane protein transfers essential copper ions throughout the body, which could lead to improved treatment of cancer patients. The study's findings may also help develop more effective chemotherapy drugs by understanding how essential minerals are transferred into cells.

SourceAmerican Friends of Tel Aviv University·JournalProceedings of the National Academy of Sciences·DateOct 18, 2010
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.

Western diet exacerbates sepsis

A high-fat Western diet has been found to exacerbate the inflammatory response to sepsis, a condition of systemic bacterial infection. This increased inflammation can lead to severe outcomes, including higher mortality rates and more morbidity in obese patients.

SourceBMC (BioMed Central)·JournalBMC Physiology·DateOct 18, 2010

Demand for radiation therapy projected to outpace supply of radiation oncologists

A new study from UT MD Anderson Cancer Center estimates a tenfold shortage of radiation oncologists over the next decade, driven by growing demand for radiation therapy. The researchers propose stop-gap measures to address the gap, including team-care models and increased residency training programs.

SourceUniversity of Texas M. D. Anderson Cancer Center·JournalJournal of Clinical Oncology·DateOct 18, 2010
Celestron NexStar 8SE Computerized Telescope

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

Beta carotene and retinitis pigmentosa

Researchers tested beta carotene's effects on retinitis pigmentosa, a cluster of hereditary disorders causing incurable blindness. One-third of patients showed improved visual function after taking the nutrient for 90 days, while two-thirds had no response.

SourceAmerican Academy of Ophthalmology·DateOct 18, 2010

Would you sleep on a chunk of ice? Building your 'experience resume'

A recent study in the Journal of Consumer Research found that some people can't resist collecting new experiences, driving unusual consumption choices. Consumers view these activities and products as opportunities to build their 'experiential CV,' connecting to their desire to use time efficiently and productively.

SourceUniversity of Chicago Press Journals·JournalJournal of Consumer Research·DateOct 18, 2010