Researchers identify SPRIZ as a key protein that genetically controls mitochondrial architecture, allowing cells to shape their powerpacks and tune energy production. This discovery may lead to new insights into diseases where mitochondria fail to meet energy needs.
A new study reveals that ants can decouple antennae size from body size as they develop into different social castes, showing how social signals and hormones shape traits for specialized colony roles. The discovery offers a new view of how evolution can loosen biological constraints and produce new combinations of traits.
Researchers from the University of Ottawa and collaborators developed brain-inspired computing systems, promising a fundamentally different way to process information. These emerging technologies will lead to physical devices that are dramatically more energy-efficient, faster, and adaptive, enabling greener technology and smarter wear...
A new study by uOttawa-led researchers reveals how a specialized protein helps cells safeguard their genetic material. The study shows that chemical changes to a histone variant regulate interactions with the TONSL protein, which plays a crucial role in repairing damaged DNA.
Researchers have developed a new method to deliver disease-fighting antibodies directly to the brain, using extracellular vesicles to bypass the blood-brain barrier. This approach shows potential in treating neurodegenerative diseases such as Alzheimer's, Parkinson's, and ALS, by improving the elimination of pathological proteins.
A new study found that reducing mowing and herbicide use along rural roadsides leads to a significant increase in pollinator numbers and species diversity. The research, led by the University of Ottawa, found that low-intensity roadsides averaged 27 species per site, compared to 22 on conventionally managed roadsides.
A new study from the University of Ottawa found that older adults may not fully recover from heatwave effects overnight, even with cooling, and may require longer recovery periods. The study involved 18 adults between 67-84 years old, who were monitored in a climate-controlled chamber during a simulated multi-day heatwave.
Dr. Mark Walker led a seminar on pre-eclampsia, a condition that affects 2-4% of pregnancies and can be life-threatening. The seminar reviews current knowledge, strategies for prevention, and highlights a critical global health challenge, particularly in low-income and middle-income countries.
Researchers at the University of Ottawa have identified key neural changes behind motor control in zebrafish, which could provide insights into human movement development. By studying electrical currents in nerve cells, the team found that changes in these currents shape the refinement of movement in growing zebrafish, allowing them to...
A new study examining 39,761 students in Ontario school boards found that 1 in 5 students used AI for emotional needs, with those who did being more likely to struggle with serious emotional problems and feel isolated. The study urges parents, educators, and clinicians to pay attention to why young people turn to chatbots.
Researchers have discovered a gene linked to Parkinson's disease may also strengthen the body's ability to fight dangerous infections. The study found that a well-studied mutation in the LRRK2 gene increases the production of reactive oxygen species, making immune cells more effective at eliminating intracellular bacteria.
A retrospective cohort study found that language-concordant physician care significantly reduces all-cause mortality in both Francophone and Allophone patients. The study suggests prioritizing patient-physician linguistic matching and evidence-based interpretation services to improve long-term survival in Canada's increasingly linguist...
A team of researchers developed a programmable quantum simulator that shapes light to replicate how particles move through complex materials. The platform, called spatial light modulators, allows for the simulation of particle motion on various geometries, including closed loops and cylindrical surfaces.
A study by researchers from the University of Ottawa found that Calling and Non-calling western toads are genetically distinct, behaviourally different, and have ecological variations. This discovery has important implications for conservation and wildlife management in Canada.
A University of Ottawa-led study has discovered a hidden network driving glioblastoma's aggressive growth, highlighting a promising target for next-generation therapies. The research reveals that a protein called OSMR plays a critical role in tumor progression and supports the survival of brain tumour stem cells.
A new study by the University of Ottawa suggests that a tiny molecule, methylglyoxal, plays a major role in triggering neurological disorders after a heart attack. The molecule accumulates in the brain following a heart attack and is linked to depression, anxiety, and cognitive decline.
Researchers found that treating woodland trails with woodchips and insecticide significantly reduced the density of blacklegged ticks, a primary vector of Lyme disease. The study demonstrated that both deltamethrin-treated and untreated woodchip interventions can effectively reduce tick populations in recreational contexts.
Researchers have developed a comprehensive roadmap for magnetic topological materials that could revolutionize computing. These materials offer unique properties that enable faster, smaller, and more energy-efficient devices. The biggest challenge lies in overcoming the limitation of current materials only working at extremely low temp...
A new study provides direct geochemical evidence of phosphorus spikes in ancient oceans, which triggered environmental disruptions and led to two major mass extinctions. The research suggests that these influxes of phosphorus boosted biological productivity, leading to increased oxygen consumption and global cooling.
A new role for reproductive hormone secretoneurin has been discovered, showing it stimulates the growth and activity of neurons controlling reproduction through a previously unknown delivery mechanism: exosomes. This finding may shed light on the causes of reproductive disorders such as hypogonadotropic hypogonadism and Kallmann syndrome.
A recent study by University of Ottawa professor Abel Brodeur found that 85 percent of social-science papers are computationally reproducible, suggesting improved norms for data sharing and code disclosure. This encouraging result aims to advance science and improve public trust in research.
A new study by the University of Ottawa found that emojis can negatively affect perceptions of competence and appropriateness in professional settings. The researchers discovered that using positive emojis with negative messages can create a sense of dishonesty, while negative emojis can lower overall competence perception.
Researchers explore human infant helplessness as a unique aspect of human development, highlighting its role in social collaboration and cultural innovation. Human infants' helplessness is characterized by well-developed sensory systems and weak motor skills, making them dependent on caregivers for extended periods.
Researchers discovered that bumble bee queens can survive submersion for over a week by combining underwater gas exchange with anaerobic metabolism. After eight days, their metabolic rate spikes before returning to normal levels, allowing them to survive extreme conditions.
The policy brief outlines four courses of action to tackle AI implementation: bottom-up, problem-driven planning, transparency, accountability, and oversight. Without these measures, AI in the public sector will amplify current dysfunctions and feed distrust.
The University of Ottawa Heart Institute, McGill University, and the University of Ottawa have launched ARCHIMEDES, a national health data platform providing Canadian researchers with secure access to diverse health data. The platform enables collaboration, supports advanced analyses, including AI algorithms, and prioritizes public trust.
Researchers at uOttawa have developed a new technique called Stimulated Parametric Down-Conversion (StimPDC) to mitigate the effects of atmospheric turbulence on free-space quantum key distribution. This method reduces quantum error rates below the security threshold even under strong turbulence.
Researchers from the University of Ottawa have developed a groundbreaking biomaterial that combines strength, adaptability, and biological compatibility for soft tissue repair. The hydrogel is made from synthetic peptides and can be precisely tailored through chemical design, making it an attractive alternative to existing biomaterials.
Exercise mimetics aim to replicate the muscle-brain axis benefits of physical activity without requiring engagement in regular exercise. By activating key molecular pathways, these compounds may alleviate depressive symptoms without traditional therapy or medication.
A national report found that education workers are exposed to traumatic levels of violence and psychological harm, with many considering leaving the profession due to stress. The report highlights widespread under-reporting and ineffective institutional responses.
The University of Ottawa has launched the Ottawa Medical Artificial Intelligence Research Institute (OMARI), a center for research, education, and innovation in medical Artificial Intelligence. Led by Dr. Khaled El Emam, OMARI aims to facilitate cross-cutting collaborations and sharpen the university's competitive edge in AI-driven hea...
Research from the University of Ottawa finds that a tiny temperature bump lowers nectar quality, resulting in lower body fat reserves for monarch butterflies. The study highlights the subtle threat of climate change on monarch survival.
A new University of Ottawa study highlights the positive impact of a hybrid approach combining virtual and in-person care, improving access to primary care in rural regions. The hybrid model has been found to be effective in recruiting providers in underserved areas and providing equitable care access for patients.
A research team at the University of Ottawa developed an AI system to autonomously defend wireless networks against jamming attacks. The dual-agent framework predicts interference events and makes real-time decisions to maintain essential communications during attacks.
Researchers created detailed 3D models of Greenland's temperature to understand the region's geologic past and its response to climate change. The study improves scientists' ability to simulate future ice sheet changes and forecast global sea level rise.
A team of researchers led by Dr. Michele Ardolino is bridging scientific fields to unlock the mechanisms behind effective immune responses in cancer patients. They will study the interactions between the immune system, nervous system, and gut microbiome to design more personalized treatment strategies.
A new study by the University of Ottawa exposes how video game studios are violating children's privacy rights. Researchers analyzed 139 privacy policies and found none fully comply with existing legal frameworks.
Researchers propose that natural forces of the universe slowly weakening as it ages could explain phenomena such as galaxy rotation and expansion. This new approach challenges established concepts by explaining these observations with the same equation without needing dark matter or dark energy.
Dr. Langlois and his team will support large-scale scientific research, protect vulnerable communities, and strengthen Canada's ability to face future health emergencies. The High-Throughput Facility infrastructure will rapidly detect and track new infectious disease threats while protecting people and communities.
The partnership aims to provide cutting-edge professional development to public sector and critical infrastructure leaders across Canada, equipped with strategic skills to outthink and outmaneuver threats. The initiative strengthens Canada's cyber resilience by enhancing national cyber resilience.
Researchers at uOttawa are developing an AI tool to provide personalized dietary strategies for people living with inflammatory bowel disease (IBD). The project aims to match specific types of carbohydrates to individual patients' unique gut microbiomes.
The University of Ottawa Faculty of Medicine is awarded $1.25M in grants to support high-impact research projects focused on microbiome-informed nutritional strategies, skeletal muscle repair, and stroke recovery. The funding aims to improve health outcomes for Canadians.
A new editorial urges psychiatrists to prescribe exercise as a core part of depression treatment plans, following the FITT principle to meet individual patient needs. The research is clear: physical activity helps with depressive symptoms, yet it's rare for psychiatrists to prescribe it alongside medication or therapy.
Researchers developed an innovative model explaining how elongated amphibious animals, like eels, coordinate movement in water and on land. The study reveals sensory feedback as the key to maintaining locomotor performance.
A team of researchers from the University of Ottawa has developed a new workflow to study autophagy, a fundamental cellular mechanism that preserves cell health by recycling and degrading worn-out components. The study reveals novel signaling mechanisms regulating autophagy in response to numerous disease-related stress conditions.
Researchers at the University of Ottawa have developed three new indicators to measure and compare betavoltaic battery performance, enabling faster development of super-long lasting batteries. The breakthrough could revolutionize daily life by providing devices that work for decades without recharging.
A recent study by Open Collaboration for Cognitive Accessibility found that 90% of Canada's federal and provincial disability support programs present accessibility barriers, excluding tens of thousands of Canadians with cognitive disabilities from obtaining financial support. The study highlights the need for clear and accessible info...
A recent study explores how climate and vegetation index anomalies pre-conditioned the landscape for catastrophic fires. The research found that significant rainfall deficits and reduced snowpack severely diminished soil moisture, leading to cumulative vegetation stress.
Researchers at the University of Ottawa have made a breakthrough in developing nanoparticles that not only deliver drugs but also contribute to treatment. Their proof-of-concept study shows that particles can be armed with therapeutic potential, revolutionizing the field of nanomedicine.
Researchers have discovered a key role of centrosomes in signaling cells to proliferate despite DNA damage, enabling cancer resistance. The study suggests targeting Polo-like kinase 1 could prevent adaptation to therapy-induced DNA damage and drug resistance.