Rice University researchers suggest that T cell relaxation time is key to immune response, explaining how invaders prompt the immune system. The approach helps explain why T cells can react so fast and selectively, despite self-ligand imposters outnumbering invaders by a factor of 100,000.
Research led by Dr Anthony Romilio found evidence of massive predators in Jurassic-era fossil footprints in southern Queensland. The tracks suggest dinosaurs up to three metres high and 10 metres long roamed the area.
The study reveals that Tunisian lagoons have high levels of cadmium and other heavy metals in carpet shell clams, indicating severe pollution. The team's analysis also shows a correlation between temperature increases and higher levels of pollution.
A study compares the effective magnetic moments of different multicore nanoparticle systems, showing they are magnetic-field dependent. The findings are important for optimizing magnetic nanoparticles for various applications, including magnetic hyperthermia and targeted drug delivery.
A new 28 GHz transceiver has been developed to support dual-polarized MIMO in 5G radio units, improving data rate and spectrum efficiency. The transceiver uses a built-in horizontal and vertical canceller to cancel cross-polarization leakage, resulting in reduced signal degradation.
A computer model of a sea slug's brain network became addicted to a highly rewarding but nutritionally empty drug, mimicking addiction in other organisms. The creature cycled between eating and chasing the drug due to desire for reward and satiation, eventually experiencing full-fledged withdrawal.
Purdue University researchers develop a technique using sunlight to identify satellite issues, potentially reducing the risk of 'space junk'. Light curves collected from satellites or their parts can reveal structural malfunctions.
Cognitive dysfunction is a common symptom of multiple sclerosis, affecting two-thirds of patients. Researchers recommend cognitive rehabilitation and exercise training as promising strategies for treating cognitive deficits in MS.
The University of Melbourne will develop a small, powerful satellite called SpIRIT to launch in 2022. The spacecraft will host an X-ray detector provided by the Italian Space Agency and demonstrate Australian-made space capabilities.
The study found that exposure to Transform and Sivanto pesticides shortens honeybee lifespan and causes physiological stress. Researchers suggest that more information be put on the labels of these products and further studies be conducted on sublethal effects of chronic exposure.
Researchers at the University of Iowa have developed a gene therapy approach to convert lab mice into models of COVID-19. This tool allows researchers to rapidly test treatments and vaccines, including poly I:C, convalescent plasma, and remdesivir, which prevented weight loss and lung disease in infected mice.
Researchers found persistent DNA damage in placentas of mice with cohesin mutations, leading to senescence and pro-inflammatory cytokines affecting embryonic growth. Targeting cytokine signaling may be a way to protect the health of the placenta and promote healthy pregnancies.
Scientists at Seattle Children's Research Institute have developed a genetically attenuated parasite (GAP) that arrests late in the liver stage of human malaria, paving the way for a novel next-generation vaccine. The GAP technology has the potential to offer protection to those living in regions where malaria transmission is widespread.
A study found that individuals with bipolar disorder who switched to high-deductible health plans experienced a moderate decrease in nonpsychiatrist mental health outpatient visits. However, rates of psychiatrist visits, medication use, emergency department visits, and hospitalizations remained unchanged.
Researchers develop 16-atom motor with high directional stability, powered by thermal and electrical energy. The motor's operation challenges classical physics and quantum principles, revealing new insights into energy transfer and time direction.
The bitter gourd's genome shows unusual domestication patterns, revealing its divergence from wild strains 6000 years ago. The study provides insights into the evolution of this summer vegetable, which has been prized for its health benefits and medicinal properties.
A study found that brain pulses emerge after an immobilizing illness or injury, activating main motor circuits to reactivate upon mobility restoration. The discovery may lead to advancements in treating patients with broken limbs or stroke survivors.
The deep seafloor is a largely unexplored habitat that plays a critical role in the Earth's carbon cycle. Long-term studies at Station M have dramatically changed marine biologists' perceptions of life in the deep sea, revealing dynamic changes and connections between surface and seafloor conditions.
Researchers at the University of Córdoba have identified 10 genetically improved wheat genotypes that can tolerate high temperatures better than others. These varieties, recently developed through genetic improvement programs, demonstrated their effectiveness in maintaining productivity under heat-stress conditions.
A new study reveals that poor oral health can exacerbate gut inflammation in IBD patients, potentially leading to reduced quality of life and surgery. The research suggests that promoting oral health could improve clinical outcomes in IBD, making it a crucial aspect of total body health.
A new study simulates the spread of COVID-19 in a densely populated refugee settlement in Bangladesh, predicting over 420,000 infected people and 2,800 deaths in one year. The researchers emphasize the need for innovative responses and intervention to quell the spread and treat the infected population.
Researchers from Aarhus University found that boat engines can disturb humpback whales, causing them to change behavior and reducing their resting time. The team recommends a 150 dB noise emission standard to minimize disturbance, ensuring whales receive some peace and quiet.
A study of high-risk adolescents found those with callous-unemotional traits were more likely to carry and use guns in crimes. These traits, characterized by reduced empathy and emotional regulation, are associated with aggressive behavior and poor treatment outcomes.
A new study shows that oral antibiotics can be as effective as IV treatments for patients with life-threatening infections caused by injecting illicit drugs. This change in treatment protocol has led to a significant reduction in hospital readmissions among these patients.
Researchers at Rochester Institute of Technology are developing a virtual reality-based rehabilitation strategy for stroke patients with cortically induced blindness. The approach utilizes eye-tracking technology and multisensory exercises to help patients regain lost portions of their visual field.
Research suggests exercise can slow progression of the debilitating genetic disease by promoting mitochondrial function and reducing oxidative stress in mouse models.
A team from Florida Atlantic University conducted the world's most complete health analysis of nesting green sea turtles in Florida, providing critical insights into physiology, biology, and herpesvirus epidemiology. The study found no significant differences between healthy and infected turtles, indicating that these viruses are endem...
The article discusses Luxembourg's expertise in digital health and its role in fighting COVID-19. The country has developed innovative digital solutions, including telemedicine, mobile apps, and AI-powered tools, to support healthcare systems and monitor the pandemic. The 'Predi-COVID' study is a prime example of this efforts, using da...
Researchers estimate that there may be as many as one Earth-like planet for every five Sun-like stars in the Milky Way Galaxy. This number could lead to new insights into planet formation and evolution theories, optimizing future exoplanet missions.
Researchers at the University of Jyväskylä have discovered that the choice of a support material for gold nanocluster catalysts can drastically affect their structure. On certain supports, clusters disintegrate completely, while on others, the protective organic layer peels away, leaving behind intact metallic nanoclusters.
A team of researchers from Northern Arizona University is studying the unique needs of caregivers of individuals with Alzheimer's Disease and Related Dementias living in northern Arizona. The study aims to identify how health and caregiver support resources have changed during COVID-19 and develop programs that provide support to careg...
A new plant species, Keraphyton mawsoniae, has been discovered in a 372-359 million year old Australian fossil. The fern-like plant shares similarities with modern ferns and horsetails, providing valuable information on plant evolution during the Devonian-Carboniferous period.
Research finds that tobacco industry discounting leads to higher cigarette consumption, as smokers trade down to cheaper products to avoid price rises. This undermines the effectiveness of tax levies in reducing smoking prevalence and associated health issues.
A six-month clinical trial found that continuous glucose monitoring devices can significantly reduce hypoglycemia and severe hypoglycemic events in older adults with type 1 diabetes. The study also showed improved overall glucose control without worsening glycemic outcomes.
A new study has found that children with developmental disabilities have a higher risk of developing asthma. The study, which analyzed data from over 71,000 families, showed that ethnic minority children were particularly at risk of dual diagnoses of asthma and disability.
This case series examines clinical characteristics and outcomes of COVID-19 patients in Detroit, providing a comparative analysis of hospitalized and ambulatory populations. Key findings highlight the importance of considering patient demographics and comorbidities in managing COVID-19 cases.
A new study found that depressive and anxious symptoms are linked to reduced opioid receptors in the brain, which can be an important mechanism in treating depression. The study, conducted with Positron Emission Tomography (PET) scans, suggests that drugs affecting the opioid system may help treat depression.
Researchers from diverse backgrounds recommend comprehensive solutions to mitigate the negative impacts of connected extremes on food, water, health, and infrastructure. The combination of climate conditions with stressors to social systems, such as the COVID-19 pandemic, could lead to severe consequences.
A novel wearable patch has been developed to deliver chemotherapeutic drugs directly to melanoma sites, providing a more sustainable and long-lasting treatment experience. The patch uses biocompatible silicon nanoneedles that dissolve in tissue fluids, reducing toxicity and side effects associated with conventional treatments.
A Phase II trial found that the treatment inhibited key enzyme, resulting in lowered triglyceride production and slower progression to non-alcoholic steatohepatitis. The study showed robust reduction in liver fat without corresponding increases in blood lipids.
Researchers from the University of Bath have developed motion capture technology that can digitise dogs without a suit and using only one camera. This technology has various applications, including helping vets diagnose lameness and monitoring recovery in canine patients.
The COVID-19 pandemic is having a disproportionate impact on environmental justice communities, who are already vulnerable to poor air and water quality, limited access to healthcare, and socioeconomic hardship. These disparities in health outcomes and mortality rates highlight the need for urgent attention and policy changes.
Sean Shaheen, associate professor at University of Colorado Boulder, takes over as new editor-in-chief of Journal of Photonics for Energy in July 2020. He aims to publish emerging science and technology concepts in photonics for renewable energy harvesting and applications.
Patients with cervical cancer who produce antibodies targeting specific sugars on their cells appear to fare better when treated with internal radiation therapy. These antibodies also indicate a generally high immune competency, making them an indirect marker of antitumor immunity.
A University of Melbourne-led study developed a world-first framework that identifies health practitioners' readiness to address family violence. The CATCH model highlights five vital themes: Commitment, Advocacy, Trust, Collaboration, and Health system support.
Researchers from Fred Hutch and UW Medicine argue that treating COVID-19 early is crucial to preventing hospitalizations and deaths. They emphasize the importance of widely available home testing with nasal self-swabbing and rapid studies using viral-shedding metrics and symptoms.
Researchers mapped the stages of T-cell development in the human thymus, revealing a high-resolution picture of human T-cell development. This knowledge could lead to insights into diseases like immunodeficiency disorders and leukemia, as well as advancements in immunotherapies like CAR-T therapy.
A study of 34 pediatric COVID-19 patients in China found that children presented with mild to moderate symptoms, including fever and cough, which recovered within days after treatment. Chest CT scans revealed distinct lung patterns, highlighting the need for early diagnosis and intervention in suspected cases.
Researchers found that removing CAVIN1 from stromal cells allows prostate cancer cells to feed on lipids, fueling growth and spreading. This leads to aggressive tumor behavior, including invasive and metastatic behavior.
Researchers found that mangroves will likely stop growing vertically and instead encroach inland if sea levels rise above 6mm per year. Mangroves play a crucial role in carbon sequestration and protecting people from flooding, making it essential to adopt coastal management measures to protect these ecosystems.
SlothBot, a slow-moving and energy-efficient robot, is being tested at the Atlanta Botanical Garden to monitor endangered species and the environment. The robot's unique design allows it to linger in the trees for months or years, providing new insights into critical ecosystems.
Researchers used computer simulations to show that flushing toilets can create a cloud of virus-containing aerosol droplets that rise high above the seat and last for over a minute. Closing the lid before flushing or using an automatic lid system could help reduce aerosol spread.
Research models show that repeated coughing can degrade face mask efficiency by allowing more droplets through. Even when worn, masks can still let out droplets up to 1 meter away during mild coughing.
The Solo 8 robot, designed by NYU Tandon and Max Planck Institute, is a low-cost, easy-to-assemble quadruped that can be upgraded and modified. It enables researchers to perform complex actions like walking, jumping, and navigating terrain, making sophisticated robotics available to all.
A new UK modelling study suggests that combining self-isolation, intensive contact tracing, and moderate physical distancing measures can effectively control the COVID-19 epidemic. The study found that a high incidence of cases would require a large number of individuals to be quarantined to control transmission.
A new study revisits the concept of inequity across individuals, time, and states of the world, proposing a general measure of welfare as
The study found that asthma was significantly more common among children with attention-deficit/hyperactivity disorder (ADHD), autism spectrum disorder (ASD), and vision, hearing, or speech delays. Children with these conditions were nearly twice as likely to have asthma compared to their non-disabled peers.
Researchers at the University of Copenhagen have discovered a new plant gene, CLE53, that regulates cooperation between fungi and plants. The gene helps plants absorb phosphorus more effectively, reducing fertiliser use and increasing agricultural efficiency.
The hepatitis C virus exploits an immune protein called cyclophilin A to evade the immune system's defenses. Blocking this protein can impair the virus's ability to replicate and boost the immune response.
The study found that patients treated with chemotherapy had a significantly increased risk of dying from COVID-19, while those on anticoagulants and corticosteroids also faced higher mortality risks. In contrast, immunotherapies showed no increased risk of mortality.