A new endovascular therapy procedure for ischemic stroke has been shown to improve patient outcomes, increasing positive results from 35% to 60%. The study, SWIFT-PRIME, randomized 196 patients and found a significant reduction in mortality rates, with an overall decrease of 50% compared to standard treatment.
A University of Calgary study found that rats fed a fibre supplement while on a high fat and high sugar diet showed a much lower weight gain than those who did not eat the fibre. The study suggests that oligofructose, a naturally occurring dietary fibre, may help reduce weight gain by affecting gut microbiota and gut hormones.
A recent study published in the New England Journal of Medicine shows that endovascular treatment can dramatically improve patient outcomes after an acute ischemic stroke, increasing positive outcomes from 30% to 55%. The treatment resulted in a 50% reduction in deaths and restored blood flow to the brain.
A team of investigators at the University of Calgary has identified potential drug targets for neurocutaneous melanocytosis (NCM), a rare childhood cancer. The study used molecular analysis of patient tumor cells grown in animal models, revealing new insights into the disease's biology and suggesting possible treatments.
A study published in the Proceedings of the National Academy of Sciences found that bisphenol A (BPA) and bisphenol S (BPS) can cause alterations in brain development leading to hyperactivity in zebrafish. The chemicals were shown to increase the number of neurons born too soon, resulting in problems with neural connections and circuits.
Researchers discovered high-altitude Pleistocene sites in Peru, including Cuncaicha and Pucuncho Basin, indicating humans survived at altitudes over 4,400m. The findings suggest that people may have lived in these areas for extended periods without genetic adaptation.
A recent study published in Applied Geography highlights the significant impact of oil discharges from human maritime activity on the Canadian coast. The research, led by University of Calgary geographer Stefania Bertazzon, shows that recreational activities such as boating and fishing are major contributors to ocean pollution.
A study published in BMC Ecology found that British Columbia's mainland wolves and coastal wolves are more genetically distinct than previously thought. The researchers attribute this difference to the varying ecological environments of the two regions.
Researchers at the University of Calgary have found a way to promote growth in damaged nerve cells by inactivating protein Rb, which normally acts as a brake on nerve growth. This discovery has the potential to treat conditions such as peripheral nerve disorders, including diabetic neuropathy and multiple sclerosis.
A University of Calgary-led study has found that the majority of sand in Alberta's oilsands came from the Appalachian region on eastern North America. Researchers used a technique called detrital zircon uranium-lead geochronology to determine the age of individual sediment grains, revealing a range of ages from 300 to 2,800 million yea...
Researchers discovered novel approach using llama-derived antibodies to control deadly C. difficile infections by targeting the pathogen's toxin proteins. This breakthrough provides opportunities for creating more effective treatments.
Scientists at University of Calgary's Libin Cardiovascular Institute have discovered a calcium-sensing-gate mechanism responsible for initiating calcium waves and arrhythmias. This breakthrough may lead to new drug interventions for treating calcium-triggered arrhythmias.
The agriculture and aquaculture industries' overuse of antibiotics is creating a global health crisis by promoting antibiotic-resistant bacteria. A new proposal suggests implementing user fees to reduce non-human use of antibiotics, encouraging more efficient farming practices.
A study published in Nature Climate Change suggests that climate change will endanger the habitat of caribou, a species already threatened by the loss of critical lichen-rich environments. The research, led by University of Calgary professor Marco Musiani, analyzed DNA from reindeer and caribou populations across North America and Europe.
Scientists from the University of Ottawa and University of Calgary have shown that the bacterium Pseudomonas aeruginosa has genetically evolved to survive in CF-infected lungs and evade antibiotic treatments. The study provides new insights into the evolution of the pathogen, which is a major driver of cystic fibrosis mortality.
A team of researchers has discovered a mechanism that boosts the immune system and reduces brain tumor growth, paving the way for new treatment options. The study identified a commercially available drug, amphotericin B, as a potential novel treatment for patients with glioblastoma, a frequently lethal form of brain cancer.
Researchers found no evidence to support routine screening for high-risk patients before administering a single oral dose of ondansetron. ECG screening and electrolyte testing should be targeted to patients with known risk factors, while it's not warranted in low-risk individuals.
Researchers from ETH Zürich and University of Calgary demonstrated the sharing of light between two artificial atoms in a one-dimensional system. This effect has significant implications for future applications in advanced quantum devices.
The changes to Canada's fisheries legislation have removed habitat protection for most fish species, according to a study by University of Calgary and Dalhousie University fisheries biologists. The removal of habitat protection is inconsistent with ecosystem-based management and has been described as politically motivated.
Researchers found that nitrogen fertilizer applied to crops in 1982 still lingers in soil organic matter three decades later, releasing nitrate into groundwater over several decades. This persistence poses a significant risk to aquatic ecosystems and drinking water supplies worldwide.
Researchers have found that metabolic enzymes in the opium poppy play a key role in producing morphine and codeine, leading to potential breakthroughs in pharmaceutical production. The discovery may also enable the production of these compounds in other plants or microorganisms.
Researchers discovered a mutation in a gene can impact offspring and subsequent generations with developmental abnormalities, epigenetic changes, and severe health effects like spina bifida. Folate fortification programs have reduced the risk but not eliminated health problems.
A University of Calgary-led research team has discovered a gene regulatory network that controls seed 'de-greening' in canola, a major cash crop in Alberta. The breakthrough offers a solution to a long-standing problem causing millions of dollars in annual losses.
The University of Calgary has launched the Institute for Quantum Science and Technology (IQST), a unit dedicated to research, training, and outreach in quantum science. The IQST will focus on key research themes such as quantum optics, quantum information, and nanotechnology, with a goal of advancing transformative technology.
Scientists found that continent nuclei formed as a byproduct of mountain-building processes, stacking up slabs of cold oceanic crust to create thick 'keels' in the mantle. This process supported the overlying crust and enabled continents to form.
A new technology from the University of Calgary destroys hazardous chemical compounds in soil using UV light, promising a safer and cheaper way to clean up PCBs. The mobile cleanup unit is ready for field-testing on PCB-contaminated soil and estimates to cost $350 to $500 per tonne.
A University of Calgary research team has developed a new approach to enhance quantum-based secure communication systems, overcoming a major vulnerability that threatened the security of QKD-secured networks. The new protocol allows for secure key distribution over long distances without compromising secrecy.
Physicists at the University of Calgary successfully tested quantum mechanics on a large scale, creating a system in two substantially different states at once. This breakthrough demonstrates the application of quantum superposition principles to everyday macro objects.
Researchers at the University of Calgary found that platelets actively search for specific bacteria and seal them off from the body, reducing the risk of infection. This mechanism is crucial in combating harmful bacteria like MRSA, which can lead to serious conditions.
A study published in PLOS ONE found that healthy, full-term babies secrete higher levels of corticosterone during labor and delivery compared to their mothers. Corticosterone concentrations increased with fetal distress and were linked to the method of delivery, with vaginally delivered infants producing more cortisol.
University of Calgary researchers plan to deploy and test inexpensive methane biofilters to reduce low-volume methane emissions in the petroleum, forest, and agriculture industries. The project aims to convert methane to carbon dioxide, reducing greenhouse gas emissions and their contribution to global warming.
Researchers develop activated biocarbon to adsorb naphthenic acids, preventing methane gas release. The technology has the potential to significantly reduce greenhouse gas emissions from the oilsands industry.
A comprehensive study by University of Calgary ecologists finds that human activity is deliberately or inadvertently engineering ecosystems, influencing food chains in protected areas and beyond. The results challenge traditional understanding of ecosystem regulation, highlighting the critical role of humans in shaping natural systems.
Adult human brain cell production is triggered by early life experiences, with female pups raised by two parents showing enhanced white matter production and improved motor coordination. Male pups raised by dual parents displayed increased grey matter production, improving learning and memory.
Researchers found that a small meat-eating dinosaur called Troodon likely hatched its young in a way similar to brooding birds. The study provides insights into how dinosaurs incubated their eggs and supports the close evolutionary relationship between birds and dinosaurs.
New study reveals local conditions, such as slope steepness and soil depth, limit tree line advance due to global warming. Research suggests that temperature alone cannot explain high-elevation tree cover in certain areas.
Stress circuits in the brain can self-tune following a single stress, preparing for subsequent challenges. Unique time windows exist after brief stress challenges, where learning is increased or decreased.
Researchers at the University of Calgary have developed a new, affordable catalyst for converting electricity into chemical energy, enabling the efficient storage and reuse of solar and wind power. The breakthrough technology has the potential to support a large-scale clean energy economy.
A global panel of concussion experts has developed new guidelines for evaluating and treating concussions, which emphasize the importance of medical clearance before returning to competition. The guidelines also suggest a gradual return to activities after the first week post-injury.
A recent study found that managed honey bees are less successful at pollinating crops than wild insects, highlighting the negative consequences of losing wild insect populations. The research emphasizes the need for integrated management practices to promote long-term agricultural production and enhance global crop yields.
The University of Calgary has launched a satellite to track near-Earth asteroids, enabling researchers to study these rare and difficult-to-detect objects. The NEOSSat satellite will enable scientists to take hundreds of sensitive images daily to search for moving dots of light that represent asteroids.
Researchers have shown that performing an action on one particle can immediately affect another, even if they are separated by vast distances. This has implications for secure communication methods, as entangled photons could enable fast and private data transfer.
Physicists have demonstrated a new type of quantum entanglement using three particles, building on Einstein's original ideas. This experiment may lead to the creation of hybrid quantum systems with multiple unique properties.
A 12-week clinical study found that nabilone significantly reduces pain and improves sleep in patients with diabetic neuropathy, with few side effects. The medication, a synthetic cannabinoid, has been used to treat nausea in chemotherapy patients and is now being considered for treating neuropathy pain in diabetics.
Researchers have discovered fossils of the first feathered dinosaurs from North America, shedding light on their wing use. The discovery provides evidence that these dinosaurs had feathers and wings, challenging previous depictions in popular media.
Researchers developed a new model to analyze 'well-to-wheel' greenhouse gas emissions from oil sands and conventional crude oils. They found that lifecycle emissions vary widely depending on project conditions and technology used.
Researchers from the University of Calgary found that even with complete information, predicting certain experiment outcomes in quantum physics can't be done perfectly beforehand. Quantum theory appears to be close to optimal in terms of its predictive power, according to a new study.
Researchers have discovered the molecular structure of calmodulin's role in regulating L-selectin shedding, allowing white blood cells to move to sites of infection or inflammation. This understanding could lead to developing drug therapies to manipulate the immune system and address disorders caused by overactive immune responses.
Researchers at University of Calgary developed a biometric security system that combines different measurements like eye colour and fingerprints to create a learning system simulating the brain. The algorithm can learn new patterns and adapt to changing conditions, improving accuracy and recognition process.
A University of Calgary study found that earlier spring births result in a higher female-to-male sex ratio among big brown bats. This skewed sex ratio may be due to natural selection favoring females' reproductive success.