Researchers found that when females capture more pollen, female-determining pollen tubes out-compete male-determining ones. The team's study on Rumex nivalis in the Swiss Alps shows how demographic aspects can influence plant sex ratios.
Researchers found that defense lawyers using complicated language during interrogations increased guilty verdicts by 2.16 times, according to a study analyzing 223 child abuse case transcripts. The study, published in Law and Human Behavior, highlights the potential impact of questioning techniques on trial outcomes.
In southern Yemen, archaeologists have discovered evidence of ancient transitions from hunting and herding to irrigation agriculture around 5,200 years ago. The research team used GIS mapping and studied contemporary land and water rights to understand the development of expert knowledge of hydrology among early farmers.
Researchers found that individuals who expect to be treated with prejudice are more likely to perceive rejection and contempt on faces expressing similar emotions. This study highlights the importance of considering both sides' expectations and perceptions in improving communications between diverse populations.
Research shows tobacco promotions were extensive in Ontario stores, with chain convenience stores having large displays and signs advertising tobacco. The study found that tobacco promotions were higher among stores close to schools and in low-income neighbourhoods.
A study led by a nursing professor is evaluating the effectiveness of telephone-based interpersonal psychotherapy for treating postpartum depression. The trial involves trained nurses providing therapy to clinically depressed women in remote areas with limited access to mental health services.
A study by researchers at the University of Toronto found that individuals with a specific enzyme deficiency may be protected from severe and fatal malaria. The enzyme pyruvate kinase plays a crucial role in energy production and its deficiency is linked to protection against malaria infection.
Researchers at University of Toronto have identified compounds that block the activity of a key protein (ExoS) in cystic fibrosis patients. These compounds may also serve as a model for future therapies against the HIV virus, according to a new study published in PLoS Genetics.
A study found that unconscious biases among doctors may lead to unequal treatment for patients with knee pain. Physicians were twice as likely to recommend total knee replacement surgery for male patients compared to female patients.
A new review of trials suggests fish oil supplements can help some cardiac patients by blocking cardiac ion channels and reducing fibrosis, while having a negative impact on others. However, high doses can increase the risk of bleeding.
Researchers found that over half of vaccination-related videos on YouTube portray childhood, HPV, flu vaccinations negatively or ambiguously. A staggering 45% of these videos contradict the Canadian Immunization Guide.
Researchers have created a three-dimensional map of the yeast genome, enabling them to locate nucleosomes and predict their behavior. This breakthrough could lead to early detection of diseases like cancer by identifying genes that are actively being converted into proteins.
A study by Dr. Jason Plaks and Kristin Stecher found that individuals with a fixed view of their abilities become anxious and disoriented upon achieving dramatic success, leading to poor performance, whereas those with a malleable view perform better under similar circumstances.
A recent study from the University of Toronto found significant differences in how genetic material is spliced to create proteins in humans and chimpanzees. The researchers discovered that six to eight per cent of alternative splicing events showed differences, which are associated with various diseases.
A massive survey by University of Toronto researchers found that Americans living in states with high income inequality are more likely to have disabilities affecting daily tasks. The study also revealed that wealth distribution in states has a significant impact on health outcomes, particularly for physical disability.
A study by University of Toronto researchers found significant differences in breast cancer prevention practices among Canadian women carrying the BRCA1 or BRCA2 genetic mutation. Women in Quebec were the least likely to use preventive measures, with only 38% opting for surgery or medication.
A University of Toronto-led study found that alternative splicing is more highly regulated in nervous system tissues, allowing for specific functions in memory and learning. This new understanding of gene regulation has significant implications for human diseases such as cancers.
A team of Canadian and U.S. researchers have found evidence that ragged features on Mars' surface were once shorelines of massive ancient oceans. The study suggests that a shift in Mars' spin axis within the past 2-3 billion years deformed these shorelines.
Researchers at University of Toronto have discovered how HIV works to counteract the natural defense against malaria in pregnant women. The study found that HIV-infected women lose protective antibodies, making them susceptible to severe anaemia and infant deaths.
A new study warns that massive sulphide deposits near hydrothermal vents could smother and contaminate rare organisms, potentially threatening the origins of life on Earth. The mining process could also raise nutrients in the ocean, causing algal blooms and disrupting food chains.
A large area of low but increasing gravity over North America has been discovered, reflecting the lingering impact of the last ice age. The study provides an unprecedented image of the geometry of the long-vanished Laurentide ice sheet and reveals that its ghost still hangs over the continent.
Research reveals that rare genetic variants in fruit flies can provide a survival advantage, with individuals with unique traits being less conspicuous to predators. The study's findings offer insights into why genetic variation persists in nature and may have implications for understanding human food-related disorders.
A study published in Nature Genetics identifies PHOX2B, NCF4, and ATG16L1 as genetic risk factors for Crohn's disease. The research highlights the role of neuroendocrine cells and altered reactive oxygen species production in increasing disease susceptibility.
Researchers at University of Toronto developed a device to test for proteins involved in human health and disease, revealing potential targets for pharmaceutical applications. The study identified six new protein interactors that regulate ABC transporter function, providing insights into diseases like cystic fibrosis and drug resistance.
A U of T-led project, FLUID, aims to provide consistent and accessible web services worldwide. The project will develop modular interface components and software architecture to support their implementation, ultimately enhancing the web experience for users with special needs.
Researchers at Mount Sinai Hospital in Toronto have developed a non-invasive screening test to detect placental damage in high-risk pregnancies. The test, which combines ultrasound and blood tests, can identify abnormal placental function at 16-23 weeks gestation, allowing for early intervention and improved pregnancy outcomes.
Researchers at the University of Toronto have identified a new gene, SORL1, associated with an increased risk of Alzheimer's disease in different ethnic groups. The discovery highlights the complexity of the disease's genetics and underscores the need for further replication studies.
A recent study by the University of Toronto found a statistically significant link between TV viewing and physical inactivity in Canadian adolescents. The study, which tracked over 7,982 participants aged 12-19, revealed that more hours spent watching TV were associated with less energy expended on physical activity.
Researchers at Sunnybrook Health Sciences Centre have made a critical discovery in T cell development, understanding which molecular sets are required to induce different types of T cells. This finding brings immunologists closer to creating tailored T cell therapy for patients with AIDS or other immune system deficiencies.
A study of nearly 600,000 deaths in men aged 35-69 years across four countries found that smoking-related diseases account for more than half of the disparity in death rates between rich and poor. The research highlights the importance of quitting smoking to narrow health inequalities.
A new paint-on semiconductor device has been developed by researchers at the University of Toronto, surpassing traditional methods in terms of cost and performance. The device, created using a liquid painting process, boasts exceptional sensitivity to infrared rays and is approximately ten times more sensitive than current sensors.
Researchers developed a non-invasive Doppler ultrasonography method to detect fetal anemia in high-risk pregnancies. The study found that this new procedure is safer than traditional testing methods, which can be traumatic for the mother and carry a risk of miscarriage.
Researchers at the University of Toronto have discovered bone marrow adult stem cells play a crucial role in repairing damaged hearts. The 'SOS' distress signal mobilizes these cells to stimulate new blood vessel growth and restore heart function.
Researchers at U of T confirm the GI's reliability as a predictor of blood glucose levels, despite concerns over unpredictable outcomes. The study found that 90% of variation was explained by carbohydrate content and GI values, validating the concept's effectiveness in managing blood glucose.
Researchers at SickKids have discovered that stem cells found in adult skin can generate Schwann cells that can myelinate demyelinated axons and provide a growth environment for injured central nervous system axons. This breakthrough has the potential to treat nerve injuries, demyelination disorders such as multiple sclerosis, and spin...
A University of Toronto study analyzing 138 attacks during the second intifada found that revenge and retaliation were the primary motivators, with bombings not achieving strategic gains for Palestinians. The study also revealed that Israeli actions, such as killings, often prompted attacks, highlighting a cycle of violence.
Researchers found four 'planemos' with dusty disks that could evolve into miniature planetary systems. The discovery challenges the traditional view of what constitutes a planet.
A new study finds that same-sex segregation can be beneficial for some students, particularly those who are resilient to stereotypes and able to moderate their behavior. However, it can also create disadvantages for others who struggle with these skills.
Researchers used high-altitude and satellite images to track land use changes nationwide, finding that more recent residential development is not any more scattered than in 1976. The study found that climate, topography, access to groundwater, roads, and municipality type play a role in urban sprawl patterns.
A study found that young people prefer vinyl due to its visual appeal and the physical interaction required. This resistance against the music industry's attempts to define what's popular is a liberating experience for these teens.
A University of Toronto study reveals that rainfall-induced erosion significantly impacts tectonic plate behavior, extending to the mantle thermal engine. The research suggests subtle surface weathering could shift plates over millions of years.
A team of researchers from the University of Toronto has developed a new paint-on laser technology using colloidal quantum dots. This innovation could help alleviate the interconnect bottleneck in computer chip industry, which is expected to reach its capacity around 2010.
Researchers discovered that amphetamines are converted into free radicals in the brain, leading to long-term neurodegeneration and oxidative stress. The study suggests a novel mechanism for how amphetamines may contribute to neurodegenerative diseases like Alzheimer's and Parkinson's.
Researchers at the University of Toronto found that male Australian redback spiders develop faster in areas with high female populations, allowing them to find mates before other males. This adaptation enables them to optimize their reproductive success despite intense competition for limited mating opportunities.
Researchers have discovered a potential new treatment for breast cancer metastasis to bone, where 70% of patients develop bone metastases. The study found that osteoprotegerin inhibits RANKL, a protein promoting bone breakdown and cancer cell growth.
A University of Toronto study found HIV infection rates declining in South India, likely due to increased condom use and awareness programs. The study tracked data from antenatal clinics, showing a significant decrease in new infections among young adults.
Researchers at the University of Toronto developed a new material, periodic mesoporous organosilica (PMO), that acts as a better insulator for microelectronics. The PMO film would take up less room than conventional silica glass and allow components to shrink further, enabling smaller and more efficient devices.
A University of Toronto study found that increasing vitamin E levels during pregnancy may alter the onset of cancer in adult life. While it reduced in utero deaths, it also accelerated cancer development, suggesting a potential link between antioxidant intake and cancer risk.
A study by University of Toronto researchers found that minority women experience a cumulative effect of racial and sexual harassment in the workplace. The additive theory supported by the data suggests that these two forms of harassment compound, with minority women facing higher rates than others.
Researchers at the University of Toronto have developed pressable photonic crystals that capture data-rich fingerprints in multiple colours, offering improved security. The technology can also be used for sensors in various industries, such as air-bag release mechanisms and strain torque sensors.