A recent study by Dr. Sylvie Belleville and her team has identified typical patterns of brain progression towards Alzheimer's disease, revealing a complex path characterized by periods of stability followed by accelerated decline. The study suggests that rapid memory decline is a key indicator of risk, allowing for earlier treatment.
Researchers discovered a new molecule, 101.10, that effectively prevents inflammation-induced uterine contractions and premature delivery without harming the fetus or mother. The study is a significant step towards preventing prematurity, the world's leading cause of infant death.
Brain cells in Parkinson's disease are vulnerable due to high energy consumption, which can lead to exhaustion and cell death. This discovery may lead to new treatment strategies for reducing energy consumption or improving energy production in neurons.
Researchers have discovered accumulations of fat droplets in the brains of patients with Alzheimer's disease and found that these abnormal fat deposits could be a trigger for the disease. The study suggests that treating fatty acid production may help prevent or delay the progression of Alzheimer's disease.
A brief period of postnatal visual deprivation rewires the brain's visual processing areas, even after normal vision is restored. This crossmodal competition highlights the role of early experience in shaping brain function.
The newly discovered exoplanet, 51 Eridani b, is a young Jupiter-like planet with the strongest methane signature ever detected on an alien planet. Its mass and atmospheric composition suggest that it formed in a similar way to Jupiter in its infancy.
A study by researchers at the University of Montreal found that people with obsessive-compulsive disorder (OCD) tend to confuse reality with imagination, leading to a break from reality. This tendency is linked to increased OCD symptoms.
University of Montreal researchers unveil a system that enables 3D cursor interactions, allowing designers to manipulate objects with gestures and movements. The technology has applications in various fields, including architectural design, medical imaging, and computer games.
Researchers at the University of Montreal found that how fast and how often drugs are taken contribute to addiction risk. Injection and smoking increase brain levels rapidly, leading to high cravings and compulsive behavior.
Researchers at the University of Montreal successfully block apoC-III gene expression, demonstrating significant decreases in triglyceride levels. This breakthrough could lead to precise interventions for severe hypertriglyceridemia, reducing cardiovascular risks.
Research by Linda Pagani suggests that excessive early childhood TV viewing is linked to social skill deficits and increased risk of victimization by peers. Daily screen time exceeding 1-2 hours may lead to poor eye-contact habits and decreased social interaction.
High-fat feeding, especially saturated fats, can cause impairments in critical motivation brain pathways, according to a new study published in Neuropsychopharmacology. The research found that rats fed with palm oil had blunted dopamine function, leading the brain to compensate by heightening reward-seeking behavior.
A team of Canadian and British researchers has made a breakthrough discovery about the cell division mechanism, finding that chromosomes emit signals to influence microtubule action. This signaling pathway is crucial for the segregation of chromosomes during cytokinesis, a critical step in cell division.
A sociologist has revealed significant traces of HIV in Montreal's urban landscape, including public spaces like Park of Hope and the Chapel of Hope. These urban vestiges reflect the history and presence of the gay community and the fight against AIDS.
Regular extracurricular sports activities help kids develop discipline and self-regulation skills, which are linked to better classroom engagement. The study suggests that structured sports programs can be implemented in schools to improve students' behavior and academic performance.
A new study by University of Montreal researchers found that long-term cannabis use is associated with weight gain, but this effect varies depending on factors such as gender and level of use. The study also showed that concomitant cigarette smoking can alter the relationship between cannabis use and weight gain.
A study by researchers at the University of Montreal found that cognitive behavioral therapy can alter brain function in people with Tourette syndrome, reducing tics and improving brain activity. The therapy helped normalize brain activity in areas affected by the disorder.
Astronomers have successfully commissioned a new type of optic that can reveal the image of an exoplanet next to its parent star. The vector-APP coronagraph uses advanced liquid crystal technology to cancel out starlight, allowing fainter planets to be imaged.
Children exposed to household smoke are more likely to have a wider waistline and higher BMI by age ten, according to researchers. This association is comparable in size to the impact of smoking during pregnancy.
Scientists at the University of Montreal have discovered a new approach to treating amyotrophic lateral sclerosis (ALS) by targeting the immune system. The study, published in Nature Communications, found that an imbalance of the immune system can contribute to ALS and trigger motor neuron destruction.
A study by the University of Montreal found that five companies - Reed-Elsevier, Springer, Wiley-Blackwell, Taylor & Francis, and Sage - now publish more than 50% of academic articles. The large commercial publishers have huge sales with profit margins of nearly 40%, but question whether they are still necessary in today's digital era.
Research at the University of Montreal found that one night of poor sleep significantly decreases performance on intelligence tests in both autistic and neurotypical children. The study observed disruptions in protective brain waves during sleep, known as 'sleep spindles', which were associated with lower results on verbal IQ tests.
A study by Annie Barreck of the University of Montreal found a significant link between commuting patterns and burnout symptoms. Long commutes, particularly by car in urban areas, increase the risk of professional burnout. Employers can mitigate this by adopting flexible commuting arrangements.
Researchers at the University of Montreal found that targeted interventions can prevent, reduce, or delay cannabis use amongst high-risk youth. The study showed a significant reduction in cannabis use rates among sensation-seekers, with a 75% decrease six months post-intervention.
A new study published in Obstetrics & Gynecology found that women born preterm have a significantly higher risk of giving birth to preterm children. Researchers analyzed data from over 7,400 Quebec women born preterm and compared it to women born at term, revealing a 13% difference in preterm delivery rates.
A team at CHUM Research Centre and University of Montreal has identified a molecule called MCAM that could delay the onset of multiple sclerosis. Blocking this molecule may significantly slow disease progression.
Researchers at the University of Montreal have discovered that astrocytes control the pattern of neuronal electrical activity, determining functions such as chewing, locomotion, and respiration. The study reveals a mechanism by which astrocytes regulate calcium levels, leading to changes in neural function.
Scientists at the University of Montreal discover that a protein in the Rift Valley fever virus mimics human DNA repair factors, making it vulnerable to drug therapy. This breakthrough could lead to new treatments for deadly tropical infections such as Ebola.
A new approach to fighting HIV has been discovered by researchers at the University of Montreal, who identified a way to use a tiny molecule to 'open up' the virus and expose its vulnerable parts. This breakthrough could lead to the design of a vaccine to prevent transmission and potentially one day eradicate the virus.
Researchers at the University of Montreal found a complex link between feelings of being unsafe, poverty, and childhood obesity. Youth who experienced chronic poverty were more likely to be overweight despite higher levels of physical activity, suggesting a key role for feeling unsafe in perpetuating obesity.
Children with peanut allergies are most at risk of exposure in their own homes, according to a new study. The research found that caregivers and physicians often fail to provide proper management for moderate and severe reactions, highlighting the need for education on strict allergen avoidance.
A study by University of Montreal and University of Western Australia scientists reveals that plants in Australian bushland use an array of root strategies to obtain nutrients from poor soils, defying expectations.
A study of 1,052 mothers found that domestic violence was associated with a higher risk of depression and schizophrenia-like psychotic symptoms in women. The research also highlighted the importance of considering childhood abuse as a factor in predicting mental health outcomes.
Researchers from the University of Montreal developed nanorobotic agents that can open the blood-brain barrier, allowing therapeutic molecules to be delivered directly to the brain. The technique involves using magnetic nanoparticles and radio-frequency fields to create a temporary opening in the barrier.
Research by University of Montreal demographers reveals that socio-economic inequalities among First Nations communities drive migration patterns in Canada. Main reasons for migration include pursuing education, finding work, and seeking better health and living conditions.
A report by University of Montreal researcher Yves Carrière finds that delaying retirement eligibility will widen disparities among older adults. This policy change is expected to disproportionately affect those with lower incomes, who will be more reliant on private savings for support.
The Canadian population aged 85 and over has grown to 702,000 by 2013, representing 2% of the total population. As the 'oldest old' category continues to evolve, it will impact public policy and require distinct services.
Research suggests that immigrant health policies should be tailored to individual groups, taking into account age and health indicators. A comprehensive review of 75 studies found that new immigrants have a healthier profile than the general population, but this advantage diminishes over time.
Individuals with boredom or frustration are more likely to develop skin-picking and other body-focused repetitive behaviors. The study found that these behaviors can satisfy an urge and deliver a form of reward, but also cause significant distress.
Researchers found that segments of human genome with low recombination rate carry a higher proportion of disease-enabling genetic mutations, which are eventually shuffled off through sexual reproduction. This discovery can help scientists identify and develop effective treatments for diseases.
A variation in the POC5 gene was found to be associated with familial scoliosis in a large French family study. The gene encodes for a centrosomal protein involved in microtubule-organising centres and cellular polarity, leading to rotational deformations similar to those observed in scoliosis patients.
Research reveals that psychopathic violent offenders have abnormalities in brain regions related to learning from punishment, leading them to prioritize rewards over consequences. The findings suggest that punishment may not be an effective deterrent for these individuals, highlighting the need for alternative interventions.
Scientists studied a woman with low vision since birth whose vision was restored through surgery. While the brain's visual cortex showed some plasticity, full normal functioning was not regained after several months. The study has implications for predicting outcomes in individuals considering eye surgery.
A study by researchers at the University of Montreal found that children whose mothers consistently supported their autonomy had higher executive functioning skills. The mother's ability to teach problem-solving skills and take her child's perspective was crucial in shaping the child's cognitive abilities.
Researchers found a positive association between fruit and vegetable intake in men and the availability of healthy outlets around their home. In contrast, no such link was found for women, suggesting they may rely on other factors when making dietary choices.
Research reveals that women experience stronger urges to smoke at the beginning of their menstrual cycle due to hormonal changes. This knowledge could help women overcome abstinence-related withdrawal symptoms more easily, especially during the mid-luteal phase when estrogen and progesterone levels are higher.
A team of researchers has discovered a previously unknown form of multidrug resistance in cancer cells, known as inducible drug glucuronidation. By understanding this chemical pathway, scientists may be able to develop new treatments that can overcome this resistance and improve patient outcomes.
Researchers found higher levels of education among those declared not criminally responsible for a crime and hospitalized. Additionally, incarcerated individuals with severe mental disorders had a greater history of suicide attempts and psychopathic traits, emphasizing the need for shared care models between legal and healthcare systems.
Researchers identified cocaine and amphetamine users as a higher-risk population for suicidal behaviour, with nearly six percent reporting a suicide attempt in the previous six months. The study suggests that stimulant drugs are associated with impulsive behavior and mood changes, which may contribute to the increased risk.
A recent study published in BioScience found that media reports on behavioral genetics can lead to unfounded beliefs and misunderstandings among the public. The study involved reading articles about research in genopolitics and asking participants to estimate the influence of genes on various traits.