Canada's health system would bear the burden of medical care in major armed conflicts, and lacks a coordinated command structure and surge capacity. A national framework with three pillars – sustained clinical readiness, dual-use capacity, and formal coordination – is proposed to address this vulnerability.
The new brain–heart clinical practice guideline provides a holistic approach to managing chronic diseases by integrating neurologic and mental health evidence with cardiovascular guidance. The guideline aims to improve the management of patients with concurrent brain and heart diseases, which often co-occur and share similar risk factors.
Researchers identify a three-way link between mechanical stress, integrin signaling, and endocytosis in osteoarthritis. Integrin trafficking may help explain why the same pathways have different effects across disease stages and tissue contexts.
Scientists discover arachidonic acid (AA) mediates oxidative stress-induced intestinal injury. AA treatment inhibits organoid activity and stem cell differentiation, leading to reduced goblet and endocrine cells. Inhibiting AA production with a specific inhibitor improves organoid vitality.
Researchers developed PCA-iSIM, a novel super-resolution microscopy system that enables high-resolution imaging of subcellular dynamics in living cells. The approach integrates PCA to extract dominant signal components and enhance robustness and precision in parameter estimation.
Researchers at the University of Reading developed a new method to produce whey protein with improved texture characteristics, reducing bitter and peppery notes. The findings suggest that manufacturing changes can improve the taste and texture of protein drinks, making them more appealing to those relying on them.
A novel minimally invasive method for determining fatty deposits in coronary arteries restricting blood flow has produced similar outcomes to conventional FFR, according to a European randomized trial. The technique, called vessel FFR, uses computer analysis of three-dimensional images to calculate blood-flow restriction severity.
A novel software-based method combines AI to evaluate plaque restriction in coronary arteries, producing similar clinical outcomes as the gold standard wire-based procedure. The FFRangio technique eliminated additional procedural steps and was faster to perform.
A newly developed AI tool called EvORanker analyzes genetic patterns across over 1,000 species to identify the cause of rare diseases. In clinical testing, it successfully identified the disease-causing gene in nearly 70% of cases, offering new hope for treatment and closure.
The SPIRIT-HF trial found that spironolactone did not improve outcomes in patients with heart failure with preserved ejection fraction (HFpEF) and mildly reduced ejection fraction (HFmrEF). The study also raised safety concerns about the use of spironolactone in older patients with heart failure.
A Phase 2 trial found significant benefits for patients with poor prognosis and limited options, including improved six-minute walking distance and right heart function, and a lower rate of clinical worsening events. Sotatercept reduced pulmonary vascular resistance and showed a favorable safety profile.
Parties to the Convention on Migratory Species agree to list 40 additional species on Appendices I and II, including iconic species like cheetahs, hyenas, and great hammerhead sharks. The agreement also includes multi-species conservation plans for key regions like the Amazon.
A new study led by NYU Langone Health finds that combining advanced imaging tests can identify the underlying cause of heart attacks in most patients without blocked arteries. The research used coronary optical coherence tomography (OCT) and cardiac magnetic resonance imaging (MRI) to reveal a likely cause in 79 percent of patients.
The ORBITA-CTO trial found that angioplasty reduced angina episodes and improved quality-of-life scores in patients with chronic total occlusion. Patients who received CTO angioplasty were four times more likely to experience improved angina scores, with a significant reduction in angina-free days.
A minimally invasive procedure using a clip to repair the valve significantly reduced heart failure hospitalizations by 40% in patients with severe tricuspid regurgitation. The study, presented at the American College of Cardiology's Annual Scientific Session, showed improved long-term outcomes without crossover between treatment groups.
Researchers developed a new technology combining ver. 3 of the STAR architecture with molecular model optimization, significantly reducing computational resource requirements for chemical material design calculations. This breakthrough enables realistic energy calculations using early-FTQC quantum computers within a practical timeframe.
Researchers developed a strategy to overcome lattice-mismatch limitations in Ga2O3 heteroepitaxy by inserting a precisely engineered gallium oxynitride layer with a close atomic structure match. High-quality β-Ga₂O₃ films were grown, demonstrating outstanding performance metrics for ultraviolet photodetectors.
The Emboliner device performed comparably to the Sentinel device in protecting against stroke and death in patients undergoing TAVR. The study found that both devices captured similar amounts of debris particles, with the Emboliner capturing three times as many larger particles.
A small study found mavacamten significantly improved left ventricular outflow tract gradient and symptoms in adolescents with obstructive HCM. The treatment may also reverse some heart damage and favorably remodel the heart, suggesting potential benefits for children diagnosed with the disease.
Patients who received temporary heart pump had almost double the risk of dying from a cardiovascular event compared to those receiving standard care. The study found no evidence that the device protected the heart during the angioplasty procedure.
A new metahydrogel platform integrated with AI-driven signal processing suppresses motion noise, delivering clinical-grade accuracy in tracking fatigue levels with 92% accuracy. The system also enables broader neurophysiological and mental health monitoring with diverse biosignal types.
Dr. Lisa G. Roth, MD has joined Hassenfeld Children’s Hospital at NYU Langone and Perlmutter Cancer Center as director of the Division of Pediatric Hematology-Oncology. She will oversee clinical care, research, and education programs while expanding access to advanced therapies and clinical trials.
A minimally invasive procedure to insert a new valve showed lower one-year event rates for death or disabling stroke compared to traditional repeat mitral valve replacement surgery. The study found that transcatheter mitral valve-in-valve (mVIV) reduced in-hospital deaths, acute kidney injury, and life-threatening bleeding complications.
A new aquaculture facility is being built in Namie Town, Fukushima Prefecture, to support Benizake salmon farming using 'The Third Water'. The facility will have a capacity over eight times larger than the existing tank and aims to raise fish from eggs and ship them two years later.
The PRO-TAVI study found that older, high-risk patients can safely defer percutaneous coronary intervention (PCI) until after transcatheter aortic valve replacement (TAVR), with comparable outcomes between the two groups. Omitting PCI before TAVR did not increase the risk of death, heart attack, stroke, or moderate to severe bleeding.
Insilico Medicine and Eli Lilly partner to accelerate discovery of novel therapeutics using AI engine, focusing on preclinical development for certain indications. The collaboration aims to deliver transformative therapies for diseases with high unmet need.
Researchers at Murdoch University have developed a forensic tool that uses facial similarity analysis to identify potential connections between victims of sexually motivated crime. The tool, called Face Similarity Linkage (FSL), analyzes 21 key facial landmarks and can flag potential links between victims even with imperfect photos.
Researchers found that smooth barriers higher than 50cm can be toad-proof through design changes or upgrades during routine maintenance. This method could protect ecosystem services supporting pasture health and prevent millions of offspring from spreading across the landscape.
Researchers developed a smart window that uses electromagnetic Weber beams to eliminate blind zones in in-vehicle communications. The system demonstrates significant improvements in 5G signal power, enabling real-time transmissions of high-fidelity images.
Researchers at DGIST have developed a next-generation optical sensor that can detect the spin information of photons, enabling direct detection of circularly polarized light. The sensor demonstrates high performance and broad spectral range, opening doors for diverse fields like quantum communication and secure optical communication.
Researchers from Zhejiang University found that inhaling citrus essential oils promotes relaxation-related autonomic activity, enhances brain rhythms associated with positive emotions, and reduces stress and tension. The study identified four key mood-enhancing molecules: d-limonene, linalool, α-terpineol, and geranial.
A new brain-computer interface (BCI) has been developed that records brain activity from the lateral ventricle, a cerebrospinal fluid-filled cavity deep within the brain. The BCI showed signal bandwidth comparable to standard electrodes, but with superior long-term stability and a reduced immune response.
Researchers at DGIST elucidated the microscopic mechanism of quantum order loss in 'open quantum environments', a long-standing challenge. They discovered that interactions with the environment govern ultrafast electronic decoherence in solids, resolving the mystery.
Quantum physicists have observed pairs of helium atoms entangled in motion, representing a major advancement on previous experiments using photons. This breakthrough enables new ways to examine the interaction between quantum mechanics and gravity at the universal scale.
This special issue explores the latest research progress in 6G technology development, standard formulation, and engineering practice. Key findings include advancements in AI-driven design, semantic communication systems, and generative artificial intelligence for 6G mobile networks.
Scientists have developed a universal nano-amplifier strategy using plasmonic gold or silver nanocavities to overcome detection barriers in 2D materials. This breakthrough allows for the clear detection of layer-breathing modes in multilayer graphene, hBN, and their heterostructures.
A global clinical trial led by SickKids has found that mavacamten improves blood flow and reduces obstruction in youth with hypertrophic cardiomyopathy (HCM), a genetic heart disease. The study's results offer hope to families avoiding open-heart surgery, setting the stage for precision therapeutics.
Research found that people who spend a higher proportion of their total physical activity doing vigorous activity have substantially lower risks of all eight serious health conditions. The benefits of vigorous activity remained even when the amount of time was modest.
The study found that women with pregnancy-associated spontaneous coronary artery dissection (P-SCAD) have a higher risk of cardiovascular events, including dissections and aneurysms. Women with P-SCAD also experienced less recovery in left ventricular ejection fraction compared to those without P-SCAD.
Patients with atrial fibrillation have a higher risk of adverse cardiovascular events, including stroke, heart attack, and cardiac arrest. Serum neurofilament light chain levels can serve as a biomarker for cardiovascular risk in these patients.
Extended low-dose apixaban effectively reduced symptomatic superficial vein thrombosis (SuVT) risk. Patients with enduring risk factors for SuVT benefited from this anticoagulation strategy.
In high-risk patients without known significant atherosclerosis and with diabetes, evolocumab significantly reduced the risk of a first major cardiovascular event. The study found that evolocumab was effective in preventing cardiovascular events in these patient populations.
A clinical trial found that intensive cholesterol-lowering therapy reduced the risk of cardiovascular events by 31% in high-risk patients with diabetes. The treatment, evolocumab, lowered LDL-C levels by approximately 60%, and was well-tolerated.
A post hoc analysis found that tirzepatide was associated with a lower incidence of a broad composite cardiovascular and kidney endpoint. The study compared tirzepatide with dulaglutide in patients with diabetes and established cardiovascular disease.
A post hoc analysis of the Finerenone Trial reveals that sudden death in heart failure was often preceded by modest worsening of symptoms and declining quality of life. The study suggests limited specificity for sudden death among other modes of death, implying a complex trajectory before modes of death.
The EMPEROR-Preserved risk model demonstrated good performance in the FINEARTS-HF trial, showing that baseline risk does not modify the relative treatment effect of finerenone. Finerenone has been shown to have a significant benefit for heart failure patients.
The MOMENTUM study found that 27% of patients with resistant hypertension have hypercortisolism, a condition characterized by elevated cortisol levels. This finding suggests that hypercortisolism may be an underlying cause of resistant hypertension, which impacts nearly 10 million patients in the US.
A new trial found that using a microaxial flow pump before and during cardiac stenting procedures for high-risk heart attack patients with severe heart attacks did not reduce heart damage. The study, published in the Journal of the American College of Cardiology, also showed increased bleeding complications.
A recent study reveals that confinement can enhance enzyme intrinsic activity through enthalpy effect and entropy effect, promoting improved preorganization of the active site. This effect has been observed in two model systems, BSLA and PETase, suggesting potential universality.
Globally, meningitis resulted in over 259,000 deaths and 2.5 million infections in 2023, according to a comprehensive study. The disease disproportionately affects low-income countries, particularly in Africa, where air pollution, premature birth, and low birthweight are major risk factors for death.
A new study from Tulane University found that women with high predicted cardiovascular risk face nearly double the risk of hip fracture. The association was stronger in women under 65, and higher cardiovascular risk was linked to fractures in weakened bones in major areas.
A new study published in the journal Nutrients found that the traditional WHO body mass index (BMI) classification system misidentifies significant numbers of people as having overweight or obesity. Using dual-energy X-ray absorptiometry (DXA), researchers showed that more than one-third of those with obesity defined by BMI were actual...
A new study published in mBio describes the unique relationship between diatoms and a newly identified species of marine bacteria. When diatom growth ceases, the bacteria become aggressive, releasing compounds that damage the algae and then feeding on them. In nutrient-rich environments, the bacteria can overcome the diatom's defenses.
Researchers developed a new type of engineered biochar that can deliver oxygen in a controlled and stable way, overcoming limitations of current materials. The phosphate-modified biochar demonstrated strong environmental adaptability, making it suitable for complex natural environments.
A global analysis reveals that microbial communities play a decisive role in determining biochar's carbon storage potential. Biochar increases soil organic carbon by an average of 52.4%, but its effectiveness varies depending on the composition of soil microbial communities and environmental conditions.
A new review highlights biochar's potential to reverse land degradation, improve soil health, and support sustainable agriculture in arid regions. Biochar can increase crop yields, reduce erosion risks, and enhance soil resilience, while also contributing to global carbon sequestration efforts.
Researchers documented new habits and habitats for current Nautilus and Allonautilus species, revealing they live in deeper water than their extinct cousins and scavenge food constantly. A new population of Allonautilus was found off New Britain, thriving due to hunting restrictions inspired by research efforts.
The International Society for Stem Cell Research has named Stem Cell Reports as the official conference journal for the Latest Advances in Stem Cell-Based Disease Modelling and Drug Screening meeting. The journal will focus on high-impact research spanning basic discovery to clinical translation in stem cell science.
A recent study found that temperature fluctuations over time, rather than just extreme temperatures, affect mussel health. Researchers exposed mussels to varying temperature regimens and discovered distinct responses even when average temperatures were the same.
A $2M USDA grant funds research on bird flu's infectivity in the air, with goals of preventing or mitigating future outbreaks. Nonthermal plasma technology has been shown to deactivate airborne virus particles.