A new study from McGill University found that a liver-derived protein helps regulate bone growth in male mice, but not in females. The protein, plasma fibronectin, builds up in bones to modulate formation, suggesting men rely more heavily on it for bone strength.
A new study from McGill University identified five distinct biological subtypes of chronotypes, which are linked to unique behavioral and health patterns. The research found that one group of night owls is more vulnerable to depression, while another group of early birds has fewer health problems overall.
A new study by McGill University researchers offers a potential solution for infant hydrocephalus, a life-threatening condition that affects 1 in 1,000 newborns. RNA therapy has been shown to prevent the condition in mice models, with a promising impact on treating genetically caused hydrocephalus.
Researchers at McGill University's Brandon Lab found that the hippocampus reorganizes memories to anticipate future outcomes, enabling the brain to make decisions. The study offers a new framework for understanding how learning and decision-making are affected in Alzheimer's disease.
A global synthesis found that warming is driving faster microbial metabolism, increasing the breakdown of organic matter and greenhouse gas release. Thawing soils also free contaminants like mercury, complicating climate projections.
A recent study published in Aging & Mental Health found a strong association between social connection and cognitive function in older adults. The researchers created profiles of social environments based on data from the Canadian Longitudinal Study on Aging and found that intermediate and richer social profiles were linked to better c...
A study published in iScience found that lithium can prevent infected cells from reactivating and does so through an unexpected biological mechanism. The findings suggest a potential new approach to treating HIV by targeting a previously unexplored pathway.
A team of McGill researchers has found a range of unexpected chemical contaminants in human milk samples from Canada and South Africa. The chemicals include pesticides, antimicrobials, and additives used in plastics and personal-care products. Despite these findings, breast milk remains ideal for infants due to its nutrient content and...
Researchers found viable spores of mycotoxigenic fungi, DNA fragments, and traces of toxins remained after gamma irradiation, highlighting the need for stricter testing and better safeguards in the cannabis industry. This is particularly concerning for immunocompromised individuals who may be at higher risk.
McGill researchers found that freshwater browning is stunting some fish species' growth, shrinking others' populations, and altering fish communities. This phenomenon has broad impacts on biodiversity, affecting economically important fish species such as northern pike and walleye.
A large McGill University study found that incretin-based therapies have protective benefits for the brain. DPP-4 inhibitors were associated with a 23-per-cent lower dementia risk compared to sulfonylureas. Longer-term studies will be needed to confirm these results.
Researchers analyzed national data and found Black children were more likely to be investigated and placed out-of-home than white children, even when economic profiles were similar. The study suggests racial bias, specifically anti-Black racism, is a key factor driving these outcomes.
A McGill-led team has created a system that uses a hydrogel microneedle patch filled with nanoparticles to release leuprolide, an IVF hormone, in response to near-infrared light. This technology could make IVF treatment easier and more effective for patients.
Researchers from McGill University found no long-term increase in local crime at supervised consumption sites. Crime reports remained stable or declined in neighborhoods where sites opened over a decade. The study challenges assumptions that harm reduction services have a negative impact on neighborhood safety.
Researchers have developed ultrafine 3D printing nozzles inspired by mosquito feeding tubes, which can produce complex structures with high precision. This innovative technology has the potential to transform various industries, including manufacturing and biomedical engineering, by providing an environmentally friendly alternative.
A McGill-led study found dopamine does not set movement speed but acts as a support system that makes movement possible. Restoring dopamine to normal levels may be enough to improve movement and simplify Parkinson's treatment.
A new study by McGill University researchers found that fine particles in air pollution are associated with higher levels of a biomarker linked with autoimmune diseases. The findings add to mounting evidence that air pollution affects more than heart and lung health, potentially affecting the whole body.
Researchers developed a method to measure insulin function in the brain, finding patterns that can identify women at higher risk for metabolic syndrome. Childhood stress affects women's metabolic health risks differently than men, suggesting a sex-specific process.
A new study found that high levels of psychosocial stress in women are associated with early signs of heart tissue changes, whereas male participants showed no such correlation. The research suggests sex-specific differences in how stress affects cardiovascular health.
A recent McGill study found that single individuals who lack clarity in their relationship goals are more likely to feel lonely and have lower life satisfaction. This association may be due to poor dating choices or misinterpreting social cues, leading to unfulfilling relationships and increased feelings of loneliness.
Researchers identified a mechanism driving neuroendocrine prostate cancer and developed a dual-drug treatment that slowed tumor growth in lab tests. The findings highlight ERRγ as a promising new therapeutic target for patients with limited treatment options.
A study on printing press regulation in early modern England reveals the importance of diverse voices and financial resources in shaping regulation. The research highlights how societies regulate new technologies, including AI, by involving a broad range of stakeholders to prevent monopolization and ensure transparency.
Researchers at McGill University found that heavy cannabis use during pregnancy can cause delays in brain development in the fetus that persist into adulthood. The study used advanced MRI techniques to track the effects of prenatal cannabis exposure on mice across key developmental stages.
A McGill University-led research team has demonstrated the feasibility of thermally driven reverse osmosis (TDRO) for desalinating seawater, utilizing low-grade heat from solar thermal and geothermal energy. The cost-effective technique could improve access to water and increase sustainability in infrastructure.
A study by McGill University found that nerve injuries can lead to widespread inflammation in the body, differing between male and female mice. The research suggests that long-term immune system changes may increase the risk of chronic diseases such as chronic pain, anxiety, and depression.
A new study found that adolescents who start using cannabis early are more likely to need healthcare for mental and physical problems as they enter adulthood. Those who began using cannabis before age 15 were more likely to seek care for depression, anxiety, suicidal thoughts, and physical health issues.
A new study from McGill University found that increased physical activity in older adults with cardiovascular conditions is linked to greater social support and access to greenspace. Brain imaging revealed a connection between brain connectivity and exercise behavior change.
Researchers found distinct brain changes in individuals using both cannabis and tobacco compared to those using only cannabis. This may explain increased depression and anxiety in dual users, as well as why quitting cannabis is harder for them.
McGill researchers have found that Montreal's methane emissions are unevenly distributed across the island, with the highest concentrations in the city's east end. The study identified over 3,000 hotspots and found that inactive landfills and natural gas leaks are major contributors to the pollution.
A McGill University-led clinical trial shows online brain training exercises can enhance cholinergic function, a chemical system influencing attention, memory, and decision-making. The study found improved cognitive abilities in older adults after 10 weeks of using the game-like app BrainHQ.
McGill researchers developed a new hydrogel that resisted breakdown for weeks, giving vocal cords a better chance to heal and potentially reducing the need for repeat procedures. The gel is made from natural tissue proteins processed into a powder and converted into a gel using click chemistry.
Researchers found that successful coaches engage in post-season introspection, focus on creating a good team culture, and involve athletes in finding solutions. By practicing critical self-reflection and learning from failure, coaches can sustain success in the long term.
Researchers at McGill University developed an AI tool called DOLPHIN that can detect previously invisible disease markers in single cells. This tool has the potential to help doctors match patients with the most likely therapies, reducing trial-and-error treatment.
Researchers followed Quebec children from early childhood to adolescence and found that frequent overeating was associated with increased symptoms of anxiety, impulsivity, and hyperactivity in girls. In contrast, picky eating habits showed no connection to mental health struggles in adolescence.
A $10-million grant from the Weston Family Foundation will fund a project at McGill University to discover new Alzheimer's biomarkers. The ultra-high-sensitivity whole body PET/CT scanner, Panorama GS, will aid in understanding disease progression and developing personalized therapies.
A McGill University-led study found that access to respite care increases a palliative care patient's probability of dying at home by almost threefold. Timely access to nursing care, hygiene support, and pain-relief services were also significant factors in this finding.
A McGill University study reveals that mothers who experienced sexual violence during the Rwandan genocide often struggled with feelings of guilt, while their children displayed remarkable compassion and empathy. The research also found that these children formed peer support networks to cope with stigma and discrimination.
A new study from McGill University provides insight into how the brain distinguishes objects from background when finding direction. The research found that specific brain areas fired when mice looked at objects, increasing their perception of where they were relative to the object.
First-year university students with overly cautious parents experience increased anxiety when faced with stressful situations. The study found that overprotective parenting can lead to insecure attachment and poorer emotion regulation, making individuals more vulnerable to anxiety.
A study by McGill University researchers found that biases and stereotypes influence healthcare staff's decisions to administer sexual assault evidence kits in rural hospitals. Survivors of sexual assault from marginalized groups face systemic barriers to accessing these kits, which are essential for documenting injuries and gathering ...
Researchers at McGill University have identified two specific types of brain cells altered in people with depression. The study reveals altered gene activity in excitatory neurons and microglia cells, shedding light on depression's biological roots. This breakthrough could lead to developing new treatments targeting these cells.
Researchers found that chemicals used to replace BPA can disrupt human ovarian cell function and change gene expression. The study calls for further investigation into the safety of these alternatives, which are not regulated or routinely tested.
McGill researchers found that news coverage of sexual violence continues to be problematic, with journalists often obfuscating the role of racism and colonialism. The literature review also highlights a lack of engagement with ethical guidelines and inadequate training for journalists.
A high-salt diet triggers brain inflammation that drives up blood pressure, according to a new study. The research suggests the brain may be a missing link in certain forms of hypertension, traditionally attributed to the kidneys.
Researchers found that AI-augmented, personalized feedback from human instructors enhanced surgical performance and risk management. This study suggests the integration of human expertise in AI-driven education can improve engagement and ensure contextualized, adaptive feedback.
A study analyzing over 7.9 million US Congressional speeches from 1873 to 2010 found that speakers of all ages contribute to linguistic changes, with older speakers adopting new words and meanings over time. The researchers used AI models to track word usage patterns and found shifts in meaning across decades.
A digital tool called MedSafer has been developed to help clinicians identify and deprescribe unnecessary medications for seniors. The software helped reduce the use of such medications in 36% of long-term care residents, nearly triple as many as without the tool.
Researchers at McGill University have developed a new method to produce high-performance lithium-ion battery materials with improved consistency and scalability. The breakthrough uses disordered rock-salt cathode particles, offering a promising path toward more sustainable and cost-effective batteries.
A landmark study found two distinct patterns in suicidal thoughts among youth, with early adolescence being a key predictor. Mental health symptoms like depression and anxiety are often overlooked in childhood, highlighting the need for earlier support.
A new study finds that women with lower social status show early signs of heart stress and inflammation, while men do not. The researchers hope their work will shift the paradigm in cardiac care by discussing mental wellness and social circumstances in routine practice.