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Science News Archive November 2010 - Page 20


Page 20 of 27

Cancer experience worse for young adults in spite of better survival odds

A University of Michigan Health System study reveals that younger adult cancer patients experience more pain flares and emotional issues compared to older adults. Younger adults also reported smaller incomes and struggled more with paying healthcare bills, affecting their overall well-being.

SourceMichigan Medicine - University of Michigan·JournalPain Medicine·DateNov 8, 2010

Vacuum arcs spark new interest

Scientists model vacuum breakdown to understand its implications for applications, including particle accelerators and fusion reactors. A new model reveals that the breakdown arc is triggered by an electric field tearing apart the metal surface, leading to extremely damaging effects.

SourceAmerican Physical Society·DateNov 8, 2010

Scientists pinpoint key defense against parasite infection

Researchers discovered that dendritic cells trigger the immune system's defence against invading parasites in mice infected with snail fever. The breakthrough could lead to new treatments for chronic illness caused by this condition.

SourceUniversity of Edinburgh·JournalJournal of Experimental Medicine·DateNov 8, 2010

Fish gelatin: Ultra-high-tech biomedical uses ahead?

US Department of Agriculture researchers have created strong yet pliable films made from a blend of gelatin from Alaskan pollock skins and polylactic acid. These films may be used in tissue-engineering labs to produce semi-synthetic tissue for bone and cartilage repair, potentially speeding up recovery times.

SourceUnited States Department of Agriculture - Research, Education and Economics·DateNov 8, 2010
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.

Nanogenerators grow strong enough to power small conventional electronics

Researchers at Georgia Tech have developed nanogenerators that can harness mechanical energy from the environment to power small electronic devices. The devices, which use an array of tiny nanowires, can generate up to three volts and 300 nanoamps, enough to drive commercial displays, light-emitting diodes, and laser diodes.

SourceGeorgia Institute of Technology·JournalNano Letters·DateNov 8, 2010

Children find their own way to solve arithmetic problems

Research suggests that children with learning difficulties can develop an understanding of arithmetic by using their own intuitive strategies such as number blocks and drawings. This approach has been shown to benefit nearly all pupils, including those with learning difficulties.

SourceUniversity of Strathclyde·JournalBritish Journal of Special Education·DateNov 8, 2010

March of Dimes honors scholar in perinatal bioethics

Anna R. Brandon, PhD, was honored by the March of Dimes for her research on ethical barriers to perinatal mental health research. Her work aims to improve access to evidence-based treatment for pregnant women, ensuring they receive safe and effective care during pregnancy.

SourceMarch of Dimes Foundation·DateNov 8, 2010

PIT(-1)ting good and bad outcomes against each other in breast cancer

A study by Roman Perez-Fernandez and colleagues found that high levels of Pit-1 expression in breast tumors with lymph node involvement are associated with tumor spread to distant sites. This discovery may help predict patient outcomes for those with lymph node-positive breast cancer.

SourceJCI Journals·JournalJournal of Clinical Investigation·DateNov 8, 2010
Apple iPhone 17 Pro

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

Anti-gout drug may decrease risk for colorectal adenoma progression

Researchers found that allopurinol reduced levels of Ki67 biomarker in normal tissue but not in adenoma tissue. The study suggests allopurinol may have some activity against colon carcinogenesis, providing a potential background for a large trial to reduce adenoma recurrence.

SourceAmerican Association for Cancer Research·DateNov 8, 2010
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.

Vapor rub relieves cold symptoms for children, helps them sleep better

Researchers from Penn State College of Medicine found that vapor rubs containing menthol, camphor, and eucalyptus oils effectively relieve night-time cough and congestion symptoms in children, improving their sleep quality. The study also showed significant relief for parents' sleep, with no reported side effects.

SourcePenn State·JournalPEDIATRICS·DateNov 8, 2010

Mild painkillers in pregnancy are associated with an increased risk of male reproductive problems

Research found a seven-fold increased risk of undescended testicles in sons born to women taking multiple painkillers during pregnancy. The study suggests that exposure to certain chemicals, including mild analgesics, can disrupt testosterone production and lead to poor semen quality and testicular cancer.

SourceEuropean Society of Human Reproduction and Embryology·JournalHuman Reproduction·DateNov 8, 2010

Iron stimulates blooms of toxin-producing algae in open ocean, study finds

A new study found that iron from natural or artificial sources can stimulate rapid growth of toxin-producing algae, such as diatoms producing domoic acid, in the open ocean. This discovery adds to concerns about proposals for iron fertilization to combat global warming.

SourceUniversity of California - Santa Cruz·JournalProceedings of the National Academy of Sciences·DateNov 8, 2010

Researchers to explore why there is a high risk of second stroke

Researchers at Rush University Medical Center are exploring the mechanisms of stroke recurrence in patients with intracranial atherosclerotic disease. The MoSIS trial aims to identify causes of strokes in these patients, which is estimated to occur in 25% within two years of initial stroke.

SourceRush University Medical Center·DateNov 8, 2010

UC Santa Cruz leads work on first major upgrade for LHC

Physicists at UC Santa Cruz are developing a new particle detector called the Insertable B Layer (IBL) to upgrade the ATLAS detector at the LHC, improving sensitivity in Higgs boson searches and enabling new physics discoveries. The IBL will be installed in 2015 and use advanced technology to withstand higher radiation doses.

SourceUniversity of California - Santa Cruz·DateNov 8, 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.

Discovery of an anti-inflammatory substance

A team of scientists from Kiel University, along with international colleagues, has identified interleukin-27 as a key player in counteracting inflammation. This discovery could lead to new treatments for chronic inflammatory diseases.

SourceKiel University·JournalNature Immunology·DateNov 8, 2010

Statins did not reduce colorectal cancer in WHI analysis

A study analyzing data from the Women's Health Initiative found that statin use did not lower the risk of colorectal cancer among postmenopausal women. Researchers identified no association between statin use and reduced risk for colorectal cancer, tumor location, stage, grade or histology.

SourceAmerican Association for Cancer Research·DateNov 8, 2010

Gefitinib may have chemopreventive benefits in pancreatic cancer

A study published in Cancer Prevention Research found that gefitinib reduced pancreatic tumor incidence by 77% in mid-dose group and 100% in high-dose group. The compound also showed potential in preventing precursor lesions, with 67.6% of mice free of pancreatic intraepithelial neoplasms at 100 ppm dose.

SourceAmerican Association for Cancer Research·JournalCancer Prevention Research·DateNov 8, 2010

Low blood levels of vitamin D linked to chubbier kids, faster weight gain

A University of Michigan study found that children with low vitamin D levels accumulated fat around the waist and gained weight more rapidly than those with sufficient vitamin D. Vitamin D deficiency was also linked to slower growth in height among girls but not boys.

SourceUniversity of Michigan·JournalAmerican Journal of Clinical Nutrition·DateNov 8, 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.

Soy may stop prostate cancer spread

Researchers at Northwestern University have found that a soy-based drug can prevent the movement of prostate cancer cells from the prostate to the rest of the body. The experimental treatment, genistein, has shown beneficial effects on human subjects with localized prostate cancer in a recent phase II study.

SourceNorthwestern University·DateNov 8, 2010

Soy isoflavones may modify risk of breast cancer

A study found that high soy isoflavone intake was associated with a 30% decreased risk of invasive breast tumors and a 60% decreased risk of grade 1 tumors. In premenopausal women, the highest isoflavone intake reduced the risk of stage I disease, tumor size, and stage 2 breast cancer by significant margins.

SourceAmerican Association for Cancer Research·DateNov 8, 2010

Do not abandon new cigarette warning labels

Health Canada's decision to cancel plans for new cigarette warning labels may result in increased smoking rates and a surge in smoking-related illnesses and deaths. Warning labels are an effective communication strategy that deter smokers and non-smokers alike, with international guidelines recommending large pictorial warnings.

SourceCanadian Medical Association Journal·JournalCanadian Medical Association Journal·DateNov 8, 2010

Zebrafish reveal exquisite workings of the brain

The study reveals the discovery of superficial interneurons, a type of inhibitory neuron that blocks communication about large stimuli, allowing small prey to be detected. The findings provide insights into the neural basis of tracking prey and offer new perspectives on brain function.

SourceUniversity of California - San Francisco·JournalScience·DateNov 8, 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.

Hebrew University-developed method for control of malaria applied in Africa

A Hebrew University-developed insect control method, applied in Mali, demonstrates a significant decline in malaria-bearing mosquitoes. The Attractive Toxic Sugar Bait Method (ATSB) significantly reduced mosquito populations and is considered a powerful tool for controlling malaria vectors.

SourceThe Hebrew University of Jerusalem·JournalMalaria Journal·DateNov 8, 2010

Greater food insecurity from recession poses increased risk to low income individuals with diabetes

A new study found that food-insecure adults with diabetes have higher body mass indexes and greater financial constraints on food choices. However, after receiving nutrition education via telemedicine, both groups reported improved diet adherence and similar lab values associated with diabetes care.

SourceElsevier Health Sciences·JournalJournal of Nutrition Education and Behavior·DateNov 8, 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.

Taming thermonuclear plasma with a snowflake

Researchers at Princeton Plasma Physics Laboratory have made significant progress in reducing thermal plasma-wall interaction challenges for fusion energy devices. A new 'snowflake' divertor concept successfully reduced plasma-material interface heat load and erosion, extending component lifetime.

SourceAmerican Physical Society·DateNov 8, 2010

Louisiana State University Health Sciences Center research shows fish oil component given up to 5 hours after stroke limits brain damage

A study by LSU Health Sciences Center researchers found that Docosahexaenoic acid (DHA), a fish oil component, can protect brain tissue and promote recovery in acute ischemic stroke even when treatment is delayed. DHA treatment reduced swelling and facilitated neurobehavioral recovery.

SourceLouisiana State University Health Sciences Center·JournalTranslational Stroke Research·DateNov 8, 2010
Meta Quest 3 512GB

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

Play with your kid, for their mental health's sake

A new study suggests that spending quality time with children, such as reading and teaching organizational skills, can foster better psychological health in adulthood. The study's findings support the importance of strong interpersonal connections and social skills developed during childhood.

SourceBinghamton University·JournalDevelopment and Psychopathology·DateNov 8, 2010

Getting to know the sun advances fusion research

Scientists successfully generated plasma current using Coaxial Helicity Injection, producing 1 million amperes of current with 40% less energy. This method eliminates the need for a solenoid in tokamaks, simplifying the device and optimizing its efficiency.

SourceAmerican Physical Society·DateNov 8, 2010

Growth factor regenerates tooth supporting structures: Results of a large randomized clinical trial

A large randomized clinical trial found FGF-2 to be effective in regenerating human periodontal tissue destroyed by periodontitis. The study showed substantial restoration of tissues with positive outcomes over the long term, making it an attractive approach for restoring lost tissues.

SourceInternational Association for Dental, Oral, and Craniofacial Research·JournalJournal of Dental Research·DateNov 8, 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.

New ocean acidification study shows added danger to already struggling coral reefs

A new study led by the University of Miami Rosenstiel School suggests that ocean acidification could compromise coral recruitment, impacting recovery from disturbance. The research reveals a new threat to already struggling Caribbean and Florida reef Elkhorn corals.

SourceUniversity of Miami Rosenstiel School of Marine, Atmospheric, and Earth Science·JournalProceedings of the National Academy of Sciences·DateNov 8, 2010

Brain bleeding is common with aging, UCI study finds

Researchers at UCI studied postmortem brain specimens from 33 individuals aged 71-105 and found cerebral microbleeds in 22 cases. The incidence rate is higher than previously reported MRI studies, suggesting age-related changes in blood vessel leakiness.

SourceUniversity of California - Irvine·JournalStroke·DateNov 8, 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.

Fat sand rats are SAD like us

Researchers found that Fat Sand Rats exhibit symptoms of depression when exposed to short light hours, similar to those experienced by humans with Seasonal Affective Disorder. The rats responded well to common SAD therapies, including bright light exposure and medications, suggesting a viable animal model for studying affective disorders.

SourceAmerican Friends of Tel Aviv University·JournalThe International Journal of Neuropsychopharmacology·DateNov 8, 2010

Chemoprevention biomarker for breast cancer identified

Duke University researchers identified a possible biomarker to measure breast cancer chemoprevention trial progress, allowing for smaller trials with fewer patients. This biomarker could indicate increased risk of breast cancer and be prevented by drugs targeting specific molecular signals.

SourceAmerican Association for Cancer Research·DateNov 8, 2010

Prolonged maternal separation increased breast cancer risk in neonatal mice

Neonatal mice separated from their mothers for a prolonged period developed mammary tumors twice as fast as those with short or no maternal separation. Estrogen receptor alpha levels were also significantly higher in mice exposed to prolonged separation, increasing breast cancer risk.

SourceAmerican Association for Cancer Research·JournalCancer Prevention Research·DateNov 8, 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.

Climate change: Water reservoir glacier

A recent study by Innsbruck glaciologists and climatologists reveals regional differences in the contribution of glaciers to water supply, with high-mountain communities dependent on glacier melt but relatively low population density. The research highlights the need for a differentiated discussion on climate change's impact on water a...

SourceUniversity of Innsbruck·JournalProceedings of the National Academy of Sciences·DateNov 8, 2010

Plasma as a fast optical switch

Scientists have observed relativistic transparency in plasma, allowing it to act as a fast optical switch. This phenomenon enables the flow of light through previously opaque material in less than a tenth of a picosecond.

SourceAmerican Physical Society·DateNov 8, 2010

Study sheds light on aromatase inhibitor joint pain syndrome

Researchers identified advanced stage cancer as the key factor predicting joint pain in breast cancer patients on aromatase inhibitor therapy. The study also found that tenosynovitis, inflammation of tendon sheaths, was present in some symptomatic subjects, but no correlation with depression or autoimmune markers was observed.

SourceHospital for Special Surgery·DateNov 8, 2010

New DNA repair pathway

UC Davis researchers have identified a new inducible pathway for repairing DNA damaged by oxygen radicals, which could lead to a better understanding of the causes of some cancers. The discovery involves an enzyme called NEIL1 that detects and repairs aberrant bases before changes in the genome become permanent.

SourceUniversity of California - Davis·JournalProceedings of the National Academy of Sciences·DateNov 8, 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.

UNC scientists identify cellular communicators for cancer virus

Researchers at UNC identify cellular communicators for cancer virus, revealing a new mechanism by which the Epstein-Barr virus manipulates cells and induces uncontrolled growth. The study shows that infected cells can produce altered exosomes that enter recipient cells, changing their growth patterns.

SourceUniversity of North Carolina Health Care·JournalProceedings of the National Academy of Sciences·DateNov 8, 2010

Low vitamin D while pregnant or breastfeeding may not be associated with multiple sclerosis relapse

A study of 28 pregnant women with MS found that lower vitamin D levels during pregnancy and breastfeeding were not associated with an increased risk of relapse after childbirth. However, women who breastfed exclusively had lower postpartum vitamin D levels, which may be related to the duration of breastfeeding rather than a causal link.

SourceJAMA Network·JournalArchives of Neurology·DateNov 8, 2010

APHA 2010: Study finds funding for substance abuse in Indiana lacking

A recent study by Indiana University found that the state spends significantly more on health care-related consequences of substance abuse compared to its prevention initiatives. This means that for every dollar invested in treatment and intervention programs, only a small fraction is dedicated to preventing substance abuse.

SourceIndiana University·DateNov 8, 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.

California pistachios: Dietitian and Mother Nature approved

Research shows that consuming in-shell pistachios slows consumption, allowing hunger cues to be activated, reducing overall calorie intake. Pistachios are a great snack for weight management due to their high protein and fiber content, making them a green and sustainable choice.

SourcePistachio Health·DateNov 8, 2010

November/December 2010 Annals of Family Medicine tip sheet

A study of adolescents found that less than 2% met annual preventive care visit recommendations, highlighting the need for better access to care. Meanwhile, a survey of family physicians revealed that many refer patients elsewhere for vaccines due to inadequate payment and lack of participation in federally-funded programs.

SourceAmerican Academy of Family Physicians·JournalThe Annals of Family Medicine·DateNov 8, 2010

Were our tetrapod ancestors deaf?

Researchers studied the closest living relative of tetrapods, the African lungfish, and found that they lack sensitivity to airborne sound. The inner ear's structure suggests a high vibration sensitivity but limits hearing to very low frequencies, implying that early tetrapod ancestors were probably deaf to airborne sound.

SourceUniversity of Southern Denmark·JournalBiology Letters·DateNov 8, 2010