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Science News Archive June 2012 - Page 20


Page 20 of 29

Dental plaque may increase risk of premature cancer death

A Swedish study found that dental plaque is associated with a significantly increased risk of premature death from cancer. The research tracked the health of almost 1,400 adults for 24 years and found that those with high levels of plaque had a 79% higher risk of dying early from cancer.

SourceBMJ Group·JournalBMJ Open·DateJun 11, 2012

A new spin on antifreeze

Harvard University researchers invent a way to keep metal surfaces free of ice and frost using ultra slippery anti-ice and anti-frost surfaces. The technology, called SLIPS, prevents ice sheets from developing on surfaces and allows for easy removal of ice with tilting or slight agitation.

SourceHarvard University·JournalACS Nano·DateJun 11, 2012

PET imaging could lead to better care for neuroendocrine cancer

A new molecular imaging method using PET/CT with Gallium-68 DOTATATE identifies hormonally active tissues, allowing clinicians to re-evaluate patient management. This technique changes treatment plans in over 35% of patients, saving them from unnecessary surgeries.

SourceSociety of Nuclear Medicine and Molecular Imaging·DateJun 11, 2012

LA BioMed's Dr. Rowan Chlebowski honored by ASCO-American Cancer Society

Dr. Rowan Chlebowski, a leading breast cancer researcher at LA BioMed, has been recognized for his significant contributions to cancer prevention and control through the ASCO-American Cancer Society Award and Lecture. His work on clinical trials and lifestyle interventions has reduced breast cancer recurrence and incidence.

SourceLA BioMed·DateJun 11, 2012
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.

New ruthenium-based drugs show promise for killing cancer cells

Researchers at the University of Kentucky have developed two new ruthenium complexes that are up to 200 times more toxic and three times more potent than cisplatin against tumor cells. These complexes become activated when exposed to light, reducing their impact on healthy cells.

SourceUniversity of Kentucky·JournalJournal of the American Chemical Society·DateJun 11, 2012

New skin patch treatment kills most common form of skin cancer

A customized patch treatment for basal cell carcinoma has shown an 80% cure rate without surgery or major radiation therapy. The phosphorus-32 skin patch delivers a fragmented dose of radiation to cancerous lesions, killing facial tumors in patients with facial basal cell carcinoma.

SourceSociety of Nuclear Medicine and Molecular Imaging·DateJun 11, 2012

In the hospital, the noisy hospital, the patient sleeps tonight?

A new study by Brigham and Women's Hospital found that common hospital noises can disrupt patient sleep, leading to temporary elevations in heart rate. The researchers also found that electronic sounds were the most arousing, even at low volumes, and that sleep stage affected how sound impacted arousal.

SourceBrigham and Women's Hospital·JournalAnnals of Internal Medicine·DateJun 11, 2012
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.

Early menopause linked to increased risk of brain aneurysm

Research published online first in the Journal of NeuroInterventional Surgery found a link between early menopause and an increased risk of cerebral aneurysms. Women who entered menopause at a younger age were more likely to develop brain aneurysms, while later menopause and hormone replacement therapy reduced the risk.

SourceBMJ Group·JournalJournal of NeuroInterventional Surgery·DateJun 11, 2012

Health-care disparities exist for children with autism spectrum disorders, MU researcher says

A new study has found that children with autism spectrum disorders (ASD) pay more for health care services than children with other conditions. They also use more services but have less access to coordinated care. The researchers highlight the need for better policies and medical home models to address these disparities.

SourceUniversity of Missouri-Columbia·JournalResearch in Autism Spectrum Disorders·DateJun 11, 2012
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.

Young people of multiple disadvantaged groups face worse health due to more discrimination

A study by Indiana University found that teens and young adults from multiple disadvantaged groups face more discrimination than their peers, resulting in poorer health outcomes. The research analyzed data from 1,052 participants and revealed a significant gap in health problems between those with and without multiple disadvantages.

SourceIndiana University·JournalJournal of Health and Social Behavior·DateJun 11, 2012

PET predicts outcome of therapy for colorectal cancer patients

A study using PET/CT imaging with F-18 FDG reveals that molecular imaging biomarkers can predict the effectiveness of radiochemotherapy for locally advanced rectal cancer. This improvement in treatment planning could lead to more effective and cost-efficient care.

SourceSociety of Nuclear Medicine and Molecular Imaging·DateJun 11, 2012
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.

Breathing treatment improves cardiac function and nerve health

A molecular imaging study shows that ASV can improve cardiac function, exercise capacity, and sympathetic nerve activity in patients with congestive heart failure. The therapy was found to be just as effective as conservative treatments in reducing symptoms and improving overall health.

SourceSociety of Nuclear Medicine and Molecular Imaging·DateJun 11, 2012

Global warming threat seen in fertile soil of northeastern US forests

A new study by UCI researchers found that heating soil in Wisconsin and North Carolina woodlands can increase carbon dioxide release into the atmosphere up to eight times. The study suggests that soils could accelerate global warming through a vicious cycle, where man-made warming releases carbon from soils to the atmosphere.

SourceUniversity of California - Irvine·JournalProceedings of the National Academy of Sciences·DateJun 11, 2012

The doping-drug Epo has an impact in the brain

Researchers at the University of Zurich found Epo increases oxygen transport in blood shortly after injection, improving exercise performance. The hormone also boosts motivation, which could be useful in treating depression and schizophrenia.

SourceUniversity of Zurich·JournalThe FASEB Journal·DateJun 11, 2012
Celestron NexStar 8SE Computerized Telescope

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

Study examines telephone intervention in glaucoma treatment adherence

A telephone intervention trial found that patients with glaucoma showed improved medication adherence when receiving automated calls and printed materials. However, interactive voice recognition devices may play a supportive role in improving adherence, while further study is needed.

SourceJAMA Network·JournalArchives of Ophthalmology·DateJun 11, 2012

Statins shown to cause fatigue

Researchers found that individuals taking statin cholesterol-lowering drugs are more likely to experience decreased energy and fatigue upon exertion. The study, which included over 1,000 adults, suggests that these side effects should be taken into account when prescribing statins.

SourceUniversity of California - San Diego·JournalArchives of Internal Medicine·DateJun 11, 2012

JCI early table of contents for June 11, 2012

Researchers have identified new therapeutic targets for cancer treatment by studying the interaction between natural killer cells and tumor cells. A study found that targeting JAK1 and JAK2 kinases may aid in eradicating tumors resistant to NK cell killing. Additionally, another study revealed that periostin plays a crucial role in chr...

SourceJCI Journals·JournalJournal of Clinical Investigation·DateJun 11, 2012

Young people of multiple disadvantaged groups face worse health due to more discrimination

Research found that teens and young adults experiencing multiple forms of discrimination, such as race, gender, and socioeconomic status, report worse mental and physical health. Those from four disadvantaged groups experienced the most health problems, with 13% reporting all four forms of discrimination.

SourceAmerican Sociological Association·JournalJournal of Health and Social Behavior·DateJun 11, 2012
Apple iPhone 17 Pro

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

The epigenome of newborns and centenarians is different

An international study reveals that the epigenome of newborns and centenarians differs, with older individuals showing a distorted epigenome that has lost key switches. Reversibility of this process is possible through dietary changes or drug use.

SourceIDIBELL-Bellvitge Biomedical Research Institute·JournalProceedings of the National Academy of Sciences·DateJun 11, 2012

Attitude towards age increases risk of dementia diagnosis

A new study by the University of Exeter found that seniors who perceive themselves as older are five times more likely to meet dementia criteria on standard screening tests. The research highlights the significant impact of age attitude on mental functioning and clinical tools used in dementia diagnosis.

SourceUniversity of Exeter·DateJun 11, 2012

Moffitt researchers: African-American couples have unmet needs when affected by prostate cancer

Researchers found African-American survivors have unmet needs in dealing with fears of recurrence, while spouses report concerns about stress and anxiety. The study highlights the importance of culturally appropriate interventions, including improved communication and symptom management for better outcomes.

SourceH. Lee Moffitt Cancer Center & Research Institute·JournalJournal of Cancer Education·DateJun 11, 2012

Lessons from epigenome evolution

A new method called comparative epigenomics uses interspecies comparison to determine the purpose of genes. By analyzing epigenomic marks in pluripotent stem cells, researchers were able to identify conserved epigenetic markers that can annotate the genome and clarify its regulatory function.

SourceCarl R. Woese Institute for Genomic Biology, University of Illinois at Urbana-Champaign·JournalCell·DateJun 11, 2012

Pinched off

A study published in Developmental Cell reveals that actin depolymerization, not myosin motor contraction, is the main force behind yeast cell division. The research uses a novel quantitative microscopy model to confirm this finding and sheds light on cytokinesis mechanisms.

SourceStowers Institute for Medical Research·JournalDevelopmental Cell·DateJun 11, 2012
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.

New stroke treatment could prevent and reduce brain damage

Researchers have developed a new therapy that targets a specific enzyme to stop the spread of brain bleeds and protect brain cells from further damage after a stroke. The compound has potential for use in both ischemic and hemorrhagic strokes, offering a longer window of treatment for patients.

SourceUniversity of Missouri School of Medicine·JournalMolecular Neurodegeneration·DateJun 11, 2012

Estrogen and cardiovascular risk in menopausal women

A French cohort study of 6,000 women aged over 65 found that high levels of estrogen are associated with an increased risk of myocardial infarction and strokes. The study challenges the long-held assumption that estrogen has a protective effect on the heart and blood vessels.

SourceINSERM (Institut national de la santé et de la recherche médicale)·JournalJournal of the American Heart Association·DateJun 11, 2012

Sweet minty relief for cough

Researchers at Monell Chemical Senses Center discover that adding sweetness to a solution can suppress coughing, while menthol reduces the cough reflex by numbing sensory nerves. These findings have implications for understanding how popular remedies work and may inform strategies for managing cough symptoms.

SourceMonell Chemical Senses Center·JournalPulmonary Pharmacology & Therapeutics·DateJun 11, 2012
Fluke 87V Industrial Digital Multimeter

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

It's all in the name -- predicting popularity through psychological science

A study found that baby names with popular phonemes in previous years became more popular, demonstrating a connection between cultural evolution and name popularity. The researchers also discovered a correlation between hurricane names and baby names, highlighting the influence of exposure on cultural trends.

SourceAssociation for Psychological Science·JournalPsychological Science·DateJun 11, 2012

Neighbor galaxies may have brushed closely, astronomers find

Recent studies with the Green Bank Telescope indicate that two neighbor galaxies may have had a close encounter. The discovery confirms a disputed finding from 2004 and shows six dense clumps of gas in the stream, strengthening the argument that they are part of a bridge between the two galaxies.

SourceNational Radio Astronomy Observatory·DateJun 11, 2012
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.

State-of-the-art scanning detects more cancer in bone

A new study reveals that a combination of molecular imaging, radiography, and dual imaging probes detects more cancerous bone lesions than other methods. The addition of molecular imaging with combined radiopharmaceuticals to conventional CT improves the power of imaging for cancer diagnosis.

SourceSociety of Nuclear Medicine and Molecular Imaging·DateJun 11, 2012

Annals of Internal Medicine tip sheet for June 12, 2012 online issue

Hospital noise is a significant factor affecting quality-of-care in hospitalized patients, disrupting sleep, healing, and causing negative impacts on cardiovascular health. Research found that louder sounds are more disruptive, especially those engineered to alert, while noises like ice machines are arousing at low sound levels.

SourceAmerican College of Physicians·JournalAnnals of Internal Medicine·DateJun 11, 2012

The downstream consequences of depleting groundwater

Depleting groundwater can reduce surface-water flows, harming fisheries and wetland habitats. Creative groundwater management solutions are being adopted by western states and Australia to minimize economic disruption during droughts.

SourceStanford University·DateJun 11, 2012
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.

Researchers work to untangle knots, slipknots in species separated by a billion years of evolution

A new study finds strongly conserved parts of proteins responsible for knotted portions display remarkable similarities among species separated by more than a billion years. Slipknotted proteins, rare but essential for cell membrane stability, are also widely distributed across different families and species.

SourceRice University·JournalProceedings of the National Academy of Sciences·DateJun 11, 2012

Fighting cancer with the immune system

A recent study found that targeting the JAK1 and JAK2 tyrosine kinase pathways can increase tumor cell susceptibility to natural killer cell-mediated death. Pharmacological inhibition of these pathways was shown to enhance tumor cell killing, making them a promising target for cancer therapy.

SourceJCI Journals·JournalJournal of Clinical Investigation·DateJun 11, 2012

NASA's Fermi detects the highest-energy light from a solar flare

Fermi detects the highest-energy gamma rays ever associated with a solar flare, surpassing visible light by two billion times. The discovery showcases Fermi's capabilities as a solar observatory, providing insights into solar outbursts and charged particles acceleration.

SourceNASA/Goddard Space Flight Center·DateJun 11, 2012
Meta Quest 3 512GB

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

Wing bling: For female butterflies, flashier is better

A Yale University study found that female butterflies learn to favor males with four spots on their wings, a novel mechanism for evolving morphological diversity. The researchers discovered that females can change their mating preferences after short exposure to different wing patterns.

SourceYale University·JournalProceedings of the National Academy of Sciences·DateJun 11, 2012

Beating hearts are finally still with 4D PET image reconstruction

A new method of 4D PET image reconstruction provides sharper-than-ever images of cardiac function, allowing physicians to pinpoint heart defects for better diagnoses. The technique compensates for blurring caused by the beating of the heart, improving imaging contrast and signal-to-noise ratio.

SourceSociety of Nuclear Medicine and Molecular Imaging·DateJun 11, 2012
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.

Arctic getting greener

Research reveals Arctic plants are adapting to rising temperatures by growing taller and expanding, particularly evergreen shrubs, with vascular species like shrubs and plants becoming more widespread

SourceUniversity of Gothenburg·JournalNature Climate Change·DateJun 11, 2012

Bacterial armor for the first time visualized in minute detail

Researchers have imaged the structure of the S-layer protein coat in bacteria down to individual atoms, revealing its role as a protective layer. The discovery provides insights into how bacteria interact with their environment and could lead to new nanomaterials and drug delivery methods.

SourceVIB (the Flanders Institute for Biotechnology)·JournalNature·DateJun 11, 2012

Have no fear: Most cases of thyroid cancer do not affect survival

A study by the Society of Nuclear Medicine found that most patients with differentiated thyroid cancer have excellent survival rates, similar to those without the disease. The majority of patients with early-stage thyroid cancer can live a long and healthy life, thanks to advancements in diagnostic and therapeutic strategies.

SourceSociety of Nuclear Medicine and Molecular Imaging·DateJun 11, 2012

A better way to grow bone: Fresh, purified fat stem cells grow bone faster and better

Researchers at UCLA discovered that purified human perivascular stem cells can form bone faster and with higher quality than traditional methods, potentially eliminating the need for invasive bone grafts. The study uses a fresh cell composition called stromal vascular fraction to isolate and purify the stem cells.

SourceUniversity of California - Los Angeles Health Sciences·JournalStem Cells Translational Medicine·DateJun 11, 2012
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.

Researchers find alcohol plays no role in disclosing HIV status among Russians

A study of 700 people living with HIV in Russia found that approximately half reported not disclosing their status to all partners. The findings suggest that risky alcohol use is common, but does not contribute to nondisclosure, emphasizing the importance of counseling and encouraging disclosure to prevent further HIV spread

SourceBoston University School of Medicine·JournalAIDS and Behavior·DateJun 11, 2012

Research could lead to new drugs for major diseases

Researchers at the University of Gothenburg are working on developing substances that can prevent parasites, bacteria, and fungi from producing essential proteins. If successful, this could lead to the development of new drugs for several major diseases, including cancer, parasitic diseases, and bacterial and fungal infections.

SourceUniversity of Gothenburg·JournalTetrahedron·DateJun 11, 2012

Mindfulness reduces anxiety and depression in cancer patients

A joint research project between Aarhus University and the Danish Cancer Society shows that mindfulness-based psychological therapy helps reduce anxiety and depression in cancer patients. Mindfulness teaches patients to be more conscious of life as it happens, reducing negative thoughts and worries.

SourceAarhus University·JournalJournal of Consulting and Clinical Psychology·DateJun 11, 2012

Gene inactivation drives spread of melanoma

Researchers at UNC Health Care identify a key genetic switch that determines melanoma's ability to spread. Inactivating the LKB1 gene causes non-aggressive cells to become highly metastatic.

SourceUniversity of North Carolina Health Care·JournalCancer Cell·DateJun 11, 2012

Offspring of older fathers may live longer

A new Northwestern University study suggests that children of older fathers inherit longer telomeres, which may promote slower aging and facilitate extension of lifespan. The association is cumulative across multiple generations, offering insights into the evolution of aging.

SourceNorthwestern University·JournalProceedings of the National Academy of Sciences·DateJun 11, 2012
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.