Researchers at NYU College of Nursing developed a method to detect breast cancer-related lymphedema by counting symptoms, showing high sensitivity and specificity. The study found that a diagnostic cutoff of three symptoms can distinguish healthy adults from those with lymphedema with 94% sensitivity.
Researchers at Michigan Technological University have developed new probes to measure surface hydrophobicity in proteins. These sensors show significant improvements over existing commercial tools, with up to a 60-fold increase in detection strength.
Researchers used a portable device to compare brain activity in people with Parkinsonian syndromes and healthy adults. The study found that those with Parkinsonian symptoms demonstrated higher prefrontal cortex oxygenation levels to maintain stability while standing, and this difference relates to their performance in maintaining balance.
A new study finds that treatment resources for non-veterans with PTSD are much less cohesive and helpful than those available to veterans. The review of research literature highlights the need for better guidance on treating PTSD in specific vulnerable subpopulations, such as victims of sexual assault and natural disasters.
Researchers at Columbia University Irving Medical Center found stronger DMN connectivity in individuals at high familial risk for depression. The study suggests that this increased connectivity may be a precursor, or biomarker, indicating a risk of developing major depressive disorder.
Researchers developed a microfluidic biochip to count red and white blood cells, and platelets from just 11 microliters of blood. The biosensor takes under 20 minutes to measure and has the potential to improve patient care in low-resource settings.
Researchers found that compassion is linked to helping victims and punishing transgressors differently. Compassion training increased altruistic behavior in just two weeks.
A recent study involving one million patients found that follow-up times for abnormal screening exams were shorter for breast cancer than for colorectal and cervical cancers. The study characterized cancer screening practice variation across seven centers and noted the potential barriers to timely follow-up, including patient inconveni...
A new study by Duke University researchers found that coastal marshes can adapt to rising sea levels through increased plant productivity and soil generation, reducing the extent of marsh loss. The 'CO2 fertilization effect' allows marshes to trap more sediment and create organic soil, which helps them keep pace with sea-level rise.
A new method allows researchers to create 3D images of oxygen and CO2 transport in the lungs, providing hope for improved treatment of COPD and lung cancer. The technique enables doctors to better predict patient outcomes and develop personalized treatments.
A new method called RiboTaper helps to clarify the function of unknown genes by analyzing sequencing data. By filtering out background noise, researchers can determine which genes are actively producing proteins and identify specific points on RNA where significant events occur.
Typhoon Melor brought heavy rainfall to the Philippines, with northeastern Luzon experiencing over 771 mm of rain. The central region received nearly three feet of rain, surpassing initial estimates.
PhenoloGIT aims to create an educational platform that utilizes real-world data to teach seasonal changes and periodic life cycle events, promoting citizen science and 21st-century skills. The platform will be piloted in four schools across UK, Spain, Lithuania, and Denmark, expanding its reach in the future.
Researchers developed a vaccine effective in protecting dromedaries against MERS-CoV, reducing nasal excretion and transmission. Vaccination may also protect humans at high risk of infection, but further studies are needed to determine duration of protection.
Researchers find that extinction of fruit-eating animals like primates and tapirs disrupts seed dispersal, leading to a decline in heavy-wooded trees and reduced carbon storage. This loss affects the ecosystem's ability to counter climate change.
Researchers discovered that mechanical forces regulate airway branching in the developing lung, challenging previous theories. The study's findings have long-term implications for understanding developmental disorders and treating growth disorders like cancer.
A team of researchers has successfully inserted the gene for Bt into a harmless bacterium, which can be used to deliver the protein to people afflicted with roundworms through dairy products or probiotics. This could provide an inexpensive treatment option for millions of people worldwide infected with intestinal nematodes and roundworms.
For the first time, scientists have successfully dated carbon dioxide and methane emissions from ponds and lakes on Bylot Island in Nunavut. The study found significant variability in age and emission rates of greenhouse gases from aquatic systems located in a continuous permafrost zone.
Activated dendritic cells use phagocytosis to process and present antigens, promoting immune responses. Researchers discovered that a delay in lysosome fusion after phagocytosis prevents excessive antigen degradation and promotes cross-presentation.
A study found that fewer than 1 in 5 users recognized native advertisements as ads, highlighting the need for transparency in disclosure labels. The study's results suggest that readers are more likely to identify sponsored content when it is clearly labeled, and that position matters.
Researchers at Rice University have developed time-released gel-filled implants that deliver antibiotics to the face, reducing the risk of infection during facial reconstruction. The innovative material protects tissue from bacterial invasion for several weeks.
Researchers at Technical University of Munich create a highly active molecule that selectively targets the alphaVbeta6 integrin, a common marker in many types of cancer. This breakthrough could lead to patient-specific diagnoses and targeted therapies with minimal side effects.
Researchers found that female Drosophila flies avoid oviposition sites that smell of parasitic wasps, significantly increasing the survival rate of their larvae. The detection is mediated by a dedicated olfactory circuit that recognizes the sex pheromone of Leptopilina wasps.
An evolutionary biologist analyzed 65 anti-evolution bills, finding they share traits with each other and evolution itself. Creationism has evolved stealthily, using tactics from human cloning and global warming debates to influence education policies.
A York University-led laser altimeter, OSIRIS-REx Laser Altimeter (OLA), will map the surface and create a 3D model of asteroid Bennu during a NASA mission. The instrument will help guide the spacecraft to a safe spot to grab a sample, providing Canadian scientists with their first direct access to a pristine asteroid sample.
A US$200,000 grant from the Bill & Melinda Gates Foundation will support the development of a one-shot vaccine for tapeworms, reducing deaths from neurocysticercosis in developing countries. The vaccine aims to break the lifecycle of the parasite, causing brain cysts and seizures.
Researchers found that elephants' social networks remained resilient due to the ability of daughters to fill their mothers' roles, driven by vertical transmission of social roles. This adaptability provides optimism for elephant recovery from human disturbance once pressure is alleviated.
A recent survey of life science researchers found that data sharing has increased, with more exchanges of information and materials through third-party platforms. However, person-to-person collaborations have decreased, and secrecy remains a concern due to competing incentives for publication and career advancement.
A team of biologists found that current harvest levels for gray wolves in the Northern Rocky Mountains lead to decreased survival and reproduction, smaller packs, and social disruption. The research highlights the need for stronger science-based policies to guide regulated carnivore hunting.
Researchers have made a groundbreaking discovery about the role of enzymes in regulating chromatin, which plays a crucial role in planarian stem cell differentiation. The study found that specific enzymes, Set1 and MLL1/2, target genes involved in cilia formation, suggesting that defects in these processes may be linked to various huma...
The new Illumina MethylationEPIC BeadChip array provides a powerful tool for elucidating the role of the human epigenome in complex diseases. With its significantly increased coverage in gene regulatory regions, it enables DNA methylation analysis at an unprecedented scale.
A new study by USC researchers found that people with high anxiety levels have a 48% higher risk of developing dementia. The study analyzed data from the Swedish Adoption Twin Study of Aging and found that chronic anxiety is linked to damage in the brain, including the hippocampus and frontal cortex.
Scientists at Los Alamos National Laboratory developed a new method to detect underground nuclear explosions by coupling seismic models with gas-flow models. The research improves the accuracy of predicting radionuclide gas transport through fracture networks, enabling better detection and concentration of gases.
Researchers have developed a simple and inexpensive way to extract high-purity silica compounds from agricultural waste using ethylene glycol and ethanol. This process could significantly reduce carbon emissions and costs associated with traditional methods.
Researchers at MD Anderson Cancer Center have developed a new liquid biopsy technique that can analyze tumor genes from blood samples using exosomes, providing a non-invasive alternative to traditional biopsies. The approach has the potential to improve prognosis, guide targeted therapy, and monitor treatment progress.
Researchers at UT Southwestern Medical Center found that stopping the production of new neurons in the brain following TBI can help reduce epileptic seizures, cognitive decline, and impaired memory. This process, called neurogenesis, is sometimes hyperexcitable, disrupting neural circuits and causing recurring seizures.
A study found that smoking bans worked best in reducing smoking among casual smokers, while high taxes were more effective for heavy users. Combining both policies did not show an additional impact on smoking rates.
The discovery of eggs with embryos preserved within the body of a 508-million-year-old Waptia fossil provides the oldest direct evidence of a creature caring for its offspring. This finding supports the theory that the presence of a bivalved carapace played a key role in the early evolution of brood care in arthropods.
Recent studies identified five distinct lineages of MERS-CoV in camels, with low barrier for interspecies transmission. A vaccine was found to be effective in preventing clinical symptoms and reducing virus levels in vaccinated camels.
A study found that historically black newspapers covered the 1967 Supreme Court case on interracial marriage similarly to mainstream media, challenging common assumptions about their content. Researchers used this finding to highlight the importance of considering diverse perspectives in reporting on civil rights issues.
NASA's Hubble Space Telescope has photographed a newborn star with twin jets, reminiscent of a Star Wars lightsaber, in the Orion B molecular cloud complex. The protostar is feeding on surrounding material and shooting gas into space, creating shock fronts that heat up the surrounding gas.
Researchers found that family members of CUP patients have a higher risk of developing cancers such as lung, pancreas, and colon cancer. The study identified specific sites where these cancers may originate, providing new guidance for physicians and potentially improving treatment outcomes.
Cognitive neuroscientist Evangelia Chrysikou and her team investigate how transcranial direct current stimulation enhances creative thinking about everyday objects. They will use the technique to assess brain activity in frontal lobes, with hopes of developing a standardized measure of creative potential.
A study by Cornell Food & Brand Lab researchers found that diners paying less for all-you-can-eat buffets feel more physically uncomfortable and guilty compared to those paying more. The study suggests that consumers can mitigate these effects by opting for higher-priced buffets and healthier options.
A new study shows that parasitic flies may drive Darwin's finch populations to extinction in several decades. However, a modest reduction in fly prevalence through human intervention could alleviate the risk. Researchers propose various methods for controlling the fly population, including introducing wasps and using insecticides.
Research reveals three coronavirus species co-existing in camels in Saudi Arabia, including one closely related to the human 229E virus. The study also finds that young camels are more susceptible to respiratory infections and that winter is the peak season for virus replication.
A study published in The Journal of Urology found that patients with low mental health self-assessments before radical cystectomy had higher rates of high-grade complications, highlighting the importance of preoperative assessment.
A new method, known as the 'systems behaviour chart', is proposed by Dr Simon Black to focus conservation efforts and improve management. This tool can help identify early warning signs of ecological problems, such as population declines or increased mortality rates, allowing for timely interventions to be made.
Researchers discovered an unexpected link between two common prostate cancer treatments, radiation and androgen ablation. This connection allows doctors to better determine which treatment will benefit individual patients, potentially leading to improved prostate cancer treatments.
A recent study published in Biomolecules found that chronic alcohol use combined with repeated binge drinking causes significant liver damage, exceeding previous estimates. The research, conducted on mice, showed that mice exposed to both chronic and binge consumption exhibited the highest levels of liver injury.
NASA used its Terra satellite to observe Melor after it weakened into a trough of low pressure. The storm spread moisture over Luzon, with light to moderate precipitation falling on the island.
Researchers found that warming ponds had 70% more species and higher rates of photosynthesis in phytoplankton, which could remove more CO2 from the atmosphere. Phytoplankton communities were more species-rich and dominated by larger species, with increased biodiversity and evenness.
University of Toronto scientists have identified a specific channel in the brain where opioids interfere with breathing, leading to dangerous consequences. Researchers found that mice without this channel breathed normally even under opioid overdose conditions.
A clinical trial is planned to test the efficacy of pomalidomide, an FDA-approved multiple myeloma drug, on patients with sickle cell disease. The study shows that pomalidomide increases production of fetal hemoglobin, which can reverse the course of the disease.
Tropical Depression 29W, also known as Onyok, has been impacted by wind shear west of Palau. The storm is expected to dissipate over Mindanao in the southern Philippines on or around Dec. 19.
Researchers have discovered that the disks of gas and dust surrounding massive black holes are 'clumpy,' not smooth. The observations were made using NASA's NuSTAR and European Space Agency's XMM-Newton space observatory.
Research from Penn Nursing and colleagues finds that parents with low health literacy need learner-driven education, while those with adequate literacy want flexible teaching. The study's findings suggest that healthcare providers should assess patient health literacy and use creative communication methods to improve patient outcomes.
The UKCTOCS trial found that ovarian cancer screening reduced mortality by an estimated 15-28% in the MMS group compared to no screening. Longer follow-up is needed to confirm these results and determine their cost-effectiveness.
A new study suggests that the beginning of the Anthropocene era was linked to the emergence of agriculture around 6,000 years ago. The researchers found a shift in the frequency of aggregated versus segregated species pairs in ancient ecosystems, which they attribute to human activity that altered the terrestrial landscape.
A new study from Harvard T.H. Chan School of Public Health has identified the top five risk factors responsible for more than two-thirds of India's child undernutrition problem. These include short maternal stature, lack of education, extreme poverty, and poor dietary diversity.