Current PRRSV vaccines offer protection through a T cell response, rather than antibody production. Vaccination induces an immune response that identifies and attacks conserved parts of the virus.
A new study using CALIOP lidar data found nearly 10% of atmospheric profiles feature ambiguous transition zones between clouds and aerosols. The high frequency of these zones poses a challenge to current climate models, highlighting the need for more sophisticated representations of atmospheric particles.
Researchers have identified a protein complex that drives T cell exhaustion in tumors and show that disrupting it can revive exhausted anti-tumor CTLs. The study's findings offer new hope for improving the efficacy of cancer immunotherapy.
A study published in Nature Communications found that while some municipal wastewater samples select for antibiotic-resistant E. coli, most instead suppress their growth, suggesting wastewater treatment plants may not be breeding grounds for resistance as commonly thought.
The study by researchers at Oregon State University and Utrecht University found that children of parents with high levels of acceptance and low negativity tend to struggle less with their own parenting, while those who experienced little acceptance and a lot of negativity as children are more likely to become parents with similar diff...
Security researchers have developed a defense mechanism that protects against cryptanalytic parameter extraction attacks on AI systems. By making neurons in the same layer similar to each other, the defense creates a barrier of similarity that makes it difficult for attacks to proceed.
Research found that investing in staff training led to a 4% increase in new residents, while improved pay conditions resulted in a 3.1% increase. However, beyond a certain threshold of collective skills and experience, further improvements require additional interventions.
A recent study has found that certain painkillers can increase hepcidin production in liver cancer cells, leading to iron deficiency and anemia. The researchers discovered that diclofenac and paracetamol alter the activity of signaling pathways within cancer cells.
The team discovered a flat, spherical gas and dust structure resembling a diamond ring, formed by a massive star's radiation and winds. The 'Diamond Ring' is around 20 light years in diameter and shines strongly in infrared light.
A new study found that the brain encodes molecular features of odors early on to support odor discrimination, while representing subjective attributes like pleasantness later. This distinction can be used to assess olfactory disorders or enhance function.
A recent study from the University of Kansas found that a 2023 police raid on a small-town newspaper in Kansas sparked
A new species of wolf snake, Lycodon irwini, has been discovered in the Great Nicobar Islands and named in honor of Steve Irwin. The snakes are glossy black, non-venomous, and likely feed on reptiles and small mammals.
A new recycling process recovers nearly all valuable materials from used batteries with high purity, requiring less energy, chemicals, and costs compared to existing methods. The two-step flash Joule heating method separates lithium and transition metals quickly and cleanly.
Biosurfactants, such as rhamnolipids and sophorolipids, have been found to be highly effective and biodegradable alternatives to synthetic surfactants in shampoo formulations. They offer improved environmental compatibility and are suitable for sensitive skin, with properties that surpass those of traditional surfactants.
Researchers found that immune cells in the gut follow an atypical pathway to produce antibodies providing long-term protection against viruses. The study could help guide the development of better vaccines for respiratory viruses like influenza and SARS-CoV-2.
Researchers at the University of Missouri discovered that adding oil-based dressings or sauces to kale increases its carotenoid absorption. Cooking with these dressings is equally effective as mixing them in after cooking. The study suggests novel dressings could further boost nutrient absorption from other vegetables.
Despite national policy, palliative care is often not equally accessible to all, with most people dying in hospitals or nursing homes rather than at home. The researchers emphasize the need for systematic implementation and integration of person-centred palliative care across different care settings.
A team of researchers has developed an improved version of the Zebiak-Cane model by fine-tuning key atmospheric parameters, resulting in more realistic ENSO simulations. The study demonstrates that adjusting heating efficiency, drag coefficient, and frictional coefficient can mitigate biases and improve the model's realism.
A study conducted in a Japanese ICU found that healthcare workers experience reduced satisfaction and concentration due to poor lighting and excessive noise. The findings suggest that designing ICUs with improved natural light and mitigating noise can enhance worker satisfaction, productivity, and quality of patient care.
A Rutgers Health-led study found that Medicaid expansion increased PrEP prescriptions overall, but racial disparities in access persisted. White Americans received the most PrEP prescriptions (94%), while Black and Hispanic communities were underrepresented, with 13% and 24% respectively.
Dr. Sedrak receives King Hussein Cancer Research Award for innovative work on accelerated aging in cancer survivors, with a focus on developing new strategies to prevent or reverse age-related effects. His research aims to improve health span and quality of life for cancer patients, holding promise for other age-related diseases.
Scientists propose and experimentally realize optical skyrmions in the spatiotemporal domain using transverse orbital angular momentum and vectorial shaping of pulsed light. The structures exhibit fascinating evolution during propagation, including the Gouy phase shift and changing beam size.
Researchers propose a novel approach to ensure uniform backfilling throughout borehole depth, addressing immediate safety concerns and long-term sustainability. The circulating mixing method improves process parameters and quality control through advanced numerical simulations.
A UVA-led team is part of a national project funded by ARPA-H to create an intelligent indoor air system that detects pathogens and responds with interventions. The BRAVE system aims to revolutionize public health by anticipating and mitigating outbreaks before they spread.
A new type of 3D-printable material made from polyethylene glycol has been developed by a University of Virginia research team. This breakthrough material is biologically friendly and can be stretched, making it suitable for use in larger structures or those requiring flexibility.
Nanoemulsions in cosmetics provide efficient carriers for active ingredients, maintaining product efficacy and bioavailability. Their stability ensures sustained release of actives, reducing the need for frequent application.
A team of researchers has successfully developed niobium disulfide metallic nanotubes with predictable properties, a long-sought goal in advanced materials science. The breakthrough was made possible by adding table salt to the growth process, which helped create stable shells and revealed two-layer tubes.
Researchers will study neural mechanisms of visual perceptual learning (VPL) to generalize across the visual field, improving vision rehabilitation and AI systems. The project aims to develop a unified model of visual processing, VPL, and attention.
Research using brain-computer interface reveals tirzepatide's temporary suppression of brain activity involved in 'food noise' in a patient with severe obesity, calling for further investigation. The medication, originally developed to manage Type 2 diabetes, may have potential in treating impulse control disorders like binge eating di...
A 20-year study of 11,000 adults in Bangladesh found that reducing arsenic levels in drinking water was associated with lower mortality rates from heart disease, cancer, and other chronic illnesses. The study provides the first long-term, individual-level evidence that reducing arsenic exposure may lower mortality even among people exp...
Researchers at Technion-Israel Institute of Technology identify a unique mechanism in the aging of the immune system and propose a framework for improving its function in older individuals. Controlled iron supplementation has been shown to improve T-cell activation and enhance the immune response in elderly mice.
A parasitic ant queen tricks ant workers into killing their queen mother by spraying a foul-smelling chemical, causing her daughters to turn against her. The parasitic queen then usurps the throne and is served by the workers.
A US cohort study from 2012-2021 found persistent disparities in cesarean births by race and ethnicity, with non-Hispanic Black individuals facing increased risks. The study highlights the need for quality improvement efforts to address structural racism and reduce unnecessary cesarean births.
Researchers in Japan have developed a supramolecular polymer system that can adaptively transform into different dimensional states depending on the intensity of light applied, revealing mechanisms behind these dynamic transformations using high-speed atomic force microscopy.
Legged robots face difficulties in hardware design and control due to impact force and kinematic complexity. Single-leg robots offer a simplified alternative for hopping and biomimetic motion, with various structures, modeling, and control strategies being explored.
A new online calculator uses percentiles to help younger adults forecast their risk of a heart event over the next 30 years. The tool calculates a person's 30-year risk of developing heart disease using common health measures, such as blood pressure and cholesterol.
A 20-year study found that reducing arsenic exposure lowered mortality rates from heart disease, cancer, and other chronic illnesses. Participants with lower arsenic levels had significantly lower mortality risks compared to those with continued high exposure.
Researchers have developed an innovative antibody-based enzyme switch called 'Switchbody', which is activated upon antigen binding. The switch's mechanism relies on a 'trap-and-release' process, offering new opportunities in diagnostics and therapeutics.
The new facility can test thermal performance of heat exchangers and cooling equipment up to five megawatts, supporting the growing $30 billion data center cooling industry. SwRI offers customized testing services, including coolant distribution units and secondary side pumps, and replicates real-world conditions.
A recent study published by the American Psychological Association found that about a quarter of U.S. service members and veterans who start psychotherapy for post-traumatic stress disorder (PTSD) quit before finishing treatment. The study analyzed 181 studies covering over 124,000 military participants and discovered significant diffe...
The Chinese Society of Hepatology outlines a structured framework for monitoring, diagnosing, preventing, and managing drug-induced liver injury in patients with hepatocellular carcinoma. Key risk factors include underlying liver disease, genetic predisposition, and drug-specific factors.
A new Yale study found that only 24% of medicines tested in clinical trials received market authorization, highlighting a significant 'test it but don't sell it' problem. The study highlights the need for collective effort from pharma companies, countries, and other stakeholders to improve post-trial access to life-saving medicines.
Approximately 1 in 30 clinical trials were disrupted due to grant funding terminations, disproportionately affecting infectious disease and prevention studies. The study emphasizes the need for sustainable financial support to ensure trial operations and participant safety.
A Spanish study involving over 4,000 participants found that 4 out of 10 perceive menstruation as a stigmatised topic. The research highlights the persistence of stigma and its consequences on self-esteem and emotional well-being.
Researchers have created a detailed map of a bacteriophage, a virus that targets and kills harmful bacteria. The study's findings hold promise for developing new therapies to combat antibiotic resistance.
The upgraded engine features a state-of-the-art turbocharger, increasing peak torque from 1,494 to 1,760-foot pounds and peak power from 370 to 440 horsepower. The engine's peak efficiency has also improved to 44.0%, class-leading for a spark-ignited engine.
Most San Diego County beaches grew in width last year during the post-El Niño recovery phase. California's average beach width has remained stable across nearly four decades despite notable examples of beach erosion. Beach nourishment projects also contributed to recent increases in beach width.
A new study finds that reducing arsenic levels in drinking water can decrease death rates from chronic diseases such as heart disease and cancer. Over a 20-year period, efforts to lower arsenic levels resulted in a 70% decrease in chemical levels, halving arsenic levels in urine among study participants.
A new study found that nearly 1 in 5 citations generated by GPT-4o were entirely fabricated, while over two-thirds contained errors, indicating a major reliability issue. Researchers and journals must implement stronger safeguards to validate accuracy and authenticity.
A new study examines the role of social approval in intercultural relationships, finding that supportive friends are a powerful protective factor. The research highlights the unique challenges faced by these couples and emphasizes the importance of building strong social networks to understand and respect their relationship.
Researchers at The University of Osaka have developed a novel Balloon-Assisted Bronchoscope Delivery (BDBD) technique, enabling safe access to small, early-stage lung cancers hidden in the peripheral lung fields. This innovation promises to revolutionize both early diagnosis and minimally invasive treatment.
A study from Gladstone Institutes finds that dysfunctional mitochondria can initiate Parkinson's disease. The researchers used a unique mouse model to demonstrate the link between mitochondrial dysfunction and energy breakdown in cells, shedding light on potential new treatments.
The Ontario Hereditary Cancer Research Network has created a comprehensive provincial database to support research on cancers passed down through genetics. Ontarians at risk of hereditary cancers can now register for access to clinical trials, advocacy groups, and other resources.
Researchers identified distinct epigenetic signatures in cord blood linked to increased schizophrenia and other neurodevelopmental conditions. Newborns with higher genetic susceptibility showed differences in DNA methylation patterns, especially in immune-related regions.
The world's online population grew to 6 billion, while 2.2 billion remain offline, highlighting the importance of digital infrastructure, affordable services, and skills training to achieve universal connectivity. Deep digital divides persist, with uneven coverage, affordability, and skill levels across high- and low-income countries.
Researchers at UC San Diego School of Medicine have identified a promising new therapy for triple-negative breast cancer (TNBC), employing an antibody-drug conjugate to deliver chemotherapy directly into cancer cells. Targeting tumor-initiating cells through FZD7 may offer a path forward for patients with aggressive TNBC that fails to ...
A recent study at UC Davis has shown that feeding cows red seaweed can dramatically cut the amount of methane produced, with a 60% reduction in emissions. The research identified specific microbes in the cow's gut that help reduce methane production, opening the door to engineering these microbes for a long-term solution.
Researchers discover a new parasitic strategy where an invading ant queen uses a chemical spray to manipulate host workers into killing their own mother. The study details two species of parasitic ants that use formic acid as a chemical camouflage to get past the colony's defenses.
Researchers from Zhejiang University analyzed crucial factors influencing crystallization in blade-coated perovskite films. The study identifies interconnected factors controlling crystal nucleation, grain evolution, and defect distribution.
A team of New York University researchers has identified the orbitofrontal cortex as an 'inference engine' that allows animals to update their understanding of their surroundings based on changing circumstances. The study found that trained rats waited longer for water rewards in low states and less time in reward-rich states, indicati...