Researchers at BIDMC found that high-fat diets can drive metastasis in prostate cancer by suppressing tumor suppressor genes. They identified a key environmental factor driving this process and discovered a potential drug to block it.
Researchers discovered synthetic APC-mimicking small molecules called 'parmodulins' provide anti-inflammatory and anti-thrombotic protection on par with APC, but without interfering with blood clotting. Parmodulins activate PAR1, triggering protective pathways in endothelial cells.
The study found that genes responsible for repairing spinal cords in fish, such as the lamprey, are also present and active in mammals, including humans. This discovery could lead to new therapeutic approaches for spinal cord injuries in humans.
A study of ocean flotsam dispersion reveals that floating objects form submesoscale clusters before spreading apart. The findings could help estimate the impacts of ocean flotsam and aid the recovery of lost objects.
Researchers develop ultrafast imaging method to map cell elasticity, revealing mechanical properties of cells and tissues. The technology has potential applications in cancer, pathogen-induced infection, scarring, and tissue engineering.
A new study found that teens who experienced severe bullying as children are more likely to develop depression, anxiety, and suicidal thoughts in adolescence. The research, published in the Canadian Medical Association Journal, suggests that early intervention is crucial to prevent severe victimization.
Two new treefrog species were recently discovered in the Amazon Basin of Bolivia, Peru, and Brazil, shedding light on previously unknown species. The scientists also drew parallels between the natural world and Stanley Kubrick's film A Clockwork Orange.
Researchers at Western University have discovered a unique neurobiological pathway triggered by head trauma that underlies both Chronic Traumatic Encephalopathy (CTE) and Lou Gehrig's disease. The study, published in the January 2018 issue of Neurology, identifies a common link between CTE and ALS-related cognitive impairment.
A study on rats exposed to chronic stress found that cognitive behavioral therapy increases activity in the medial prefrontal cortex, a brain region linked to improved treatment outcomes. The research provides insight into how behavioral therapy can be targeted to improve its effectiveness.
A team of researchers has developed an innovative approach to remotely control genetic processes in live immune T cells, enabling them to recognize and kill cancer cells. The system uses mechanogenetics to convert mechanical signals into genetic control, with potential to increase precision and efficiency in CAR-T cell immunotherapy.
Healthy people carry mutations in their mitochondrial DNA, which can appear unexpectedly in previously unaffected families due to a bottleneck effect where only healthy mitochondria survive. The study reveals that every developing egg cell may carry faulty mitochondria, which can cause severe diseases if they repopulate the egg.
Studies relying on patient self-report screening questionnaires exaggerate the prevalence of depression due to inaccurate assessments. Researchers often opt for these methods because diagnostic interviews are time-consuming and expensive, leading to inflated results that attract more attention.
A novel machine learning algorithm using brain scans predicts language ability in deaf children after cochlear implant surgery. This study has broad implications for children with developmental challenges, enabling clinicians and educators to intervene with therapy to maximize language learning.
Researchers at Helmholtz-Zentrum Berlin discover why perovskite solar cells function despite numerous holes. The thin layer built up in the film prevents short circuits by recombination barrier and electron transport layer separation.
A new study from the University of Bergen shows that impairment in mitochondria may actually protect the brain in Parkinson's disease. Brain cells with decreased complex I levels are less likely to contain Lewy bodies, abnormal protein-aggregates that characterize Parkinson's disease.
Researchers found that most women struggle to understand how to handle the processes of ageing, often relying on dieting as a tool to lose weight. Women also feel pressured to conform to capitalist beauty standards, leading to contradictions in their pursuit of self-care and social acceptance.
Researchers found that normal tissue BRCA1 methylation is associated with an increased risk of high-grade ovarian cancer, which may occur as a prenatal event. The study analyzed white blood cells from patients and healthy controls and discovered that elevated BRCA1 methylation was confined to those diagnosed with high-grade serous tumors.
A brain imaging study found that preterm infants with developmental disturbances in the Heschl's gyrus, a part of the brain involved in speech and language, exhibit reduced expressive language ability. The study suggests that preterm birth may impact language development due to altered auditory cortex maturation.
A new review article examines efforts to address variability in treating rare pediatric rheumatic diseases. Consensus treatment plans are a potential alternative to randomized clinical trials, and the Childhood Arthritis and Rheumatology Research Alliance is pioneering their use.
Researchers at Harvard's Wyss Institute have developed an immune-mimicking biomaterial that can amplify patient-specific T cells outside the body, increasing efficiency of cancer immunotherapies. The new approach mimics the process by which antigen-presenting cells stimulate T cells to expand and stay alive.
A new paper by Professor Inderjeet Parmar argues that the US-led liberal international order's founding values are incompatible with diverse international powers, causing inequality and political turmoil at home. The approach creates more instability as the US struggles to manage its rivalry with China.
A study by Hokkaido University researchers suggests that Americans are more passionate in their romantic relationships due to societal factors allowing for greater freedom and replacement options. In contrast, Japanese people experience less anxiety and risk of being cheated on, making passionate behavior less relevant.
A modeling study suggests human fleas and body lice played a role in the spread of plague during Europe's Second Pandemic. The study found that these ectoparasites better reflected mortality patterns than other transmission routes.
The Fields Medal is shifting focus from established mathematicians to those with untapped potential. Research reveals early committees prioritized recognizing emerging talent over established figures. This change aligns with the medal's original purpose, promoting math advancement and public good.
A young man ruptured his throat by trying to contain a forceful sneeze with a dangerous maneuver. Doctors advise against blocking both nostrils when sneezing due to risks of air bubbles in chest tissue and muscle perforation.
A recent study published in the British Journal of General Practice found that patients with multiple long-term health conditions are more likely to attend emergency departments. The study analyzed data from over 800,000 patients in east London and found a significant link between socioeconomic deprivation and ED attendance rates.
Atmospheric rivers originating in three main clusters exhibit diverse track shapes, landfall regions, and precipitation anomalies. Improved understanding of these features can enhance storm prediction and preparation for their impacts on water supply maintenance.
A new study found that the presence of sexual violence in neighborhoods significantly affects women's perceptions of safety, as well as men's. Men and women both report feeling less safe due to other forms of violence such as fights and robberies.
A new high-sensitivity troponin (hsTn) assay can measure lower concentrations of troponin, allowing for earlier diagnosis of heart attacks. The test has shown a significant reduction in wait times for emergency department patients, as well as improved patient satisfaction and safety.
Researchers at Harvard developed a novel 3D printing method that enables control of short fibers in polymer matrices, resulting in enhanced strength, stiffness, and damage tolerance. This breakthrough has broad applications in materials engineering.
Scientists at Mainz University have increased the yield of their ultracold neutron source by a factor of 3.5, achieving 8.5 UCN per cubic centimeter. This improvement enables more sensitive measurements to determine the lifetime of free neutrons and is crucial for experiments in fundamental research.
A new study found that risk of diabetes is double for black patients, with strongest rising risk trends seen among whites. Obesity prevalence was highest among black women, while socioeconomic status and physical activity levels also played a significant role in diabetes development.
Researchers found that state-level immigration policies positively impact Latino sense of belonging, especially with welcoming policies like bilingual documents and social services for noncitizens. White Americans also report increased belonging when considering welcoming immigrant policies, except for conservatives.
Researchers have developed biogeochemical profiling floats to collect data on phytoplankton blooms, identifying the starting point for explosive spring blooms. These robots provide unparalleled data on ocean conditions, including light intensity, suspended particles, and chlorophyll concentration.
Scientists at Utah State University have identified a new bacterial, iron-only nitrogenase pathway for methane formation, transforming carbon dioxide into methane in a single step. This finding provides a second target for understanding biological methane production and rising emissions.
A study of over half a million men and women found that starting periods before age 12 increases the risk of cardiovascular disease and stroke. Women who experienced early menopause, pregnancy complications, or hysterectomy were also at higher risk.
Researchers from Max Planck Institute and Harvard University use ancient DNA analysis to uncover the possible cause of a devastating epidemic in Oaxaca, Mexico. The study found evidence of Salmonella enterica Paratyphi C, a pathogen that causes enteric fever, in skeletons of victims of the cocoliztli epidemic.
A study by Cedars-Sinai researchers found no statistically significant impact of wearable biosensors on clinical outcomes such as weight, blood pressure, and body mass index. Despite early promise for certain conditions like obstructive pulmonary disease and Parkinson's disease, the devices' effectiveness remains unproven.
A team of researchers led by Heng Yin at the University of California, Riverside, is working on a $4.68 million grant to develop methods for securing legacy systems used in government agencies, including the Department of Defense.
Researchers have identified a crucial role for myeloid-derived suppressor cells (MDSCs) in regulating inflammation in newborns. These immature immune cells help control the inflammatory response during the first weeks of life, and their accumulation is linked to milk feeding.
A study found that US naturalization rates are lower compared to countries like Australia, Canada, and the UK. Low-income immigrant applicants often face challenges due to the high cost of naturalization fees, hindering their ability to become citizens.
A brain-machine interface combining brain stimulation and robotic control increases neural signal strength, potentially benefiting stroke patients with hand paralysis. This technique harnesses additional neurons to enhance motor function.
A study by MBL researchers found that genes aiding lamprey spinal cord healing are also active in mammalian peripheral nervous systems. The findings support the idea of harnessing these genes for improved spinal cord injury treatments.
Researchers used hydroacoustics to compare fish abundance within and outside Mexico's Cabo Pulmo National Park, finding a four-fold increase in protected areas. The study demonstrates a cost-effective method for assessing fish populations and highlights the importance of marine protected areas for maintaining sustainable fisheries.
A study by Cancer Research UK found that teens who watch TV with adverts are more likely to eat unhealthy foods like crisps, biscuits, and fizzy drinks, consuming up to 500 extra snacks a year. The report suggests that reducing junk food TV marketing could help halt the obesity crisis.
Scientists at the University of Washington have developed a new biomaterial-based delivery system that releases therapeutics in response to specific physiological conditions. The system uses 'logic gates' programmed with Boolean logic to open and release cargo only when certain environmental cues are met.
A European study found that increasing cycling networks in cities can lead to significant health and economic benefits. The study estimates that if all assessed cities achieved a 24.7% bicycle mode share, over 10,000 premature deaths could be avoided annually.
A recent study by University of Pennsylvania researchers found that rising obesity in the US has slowed the improvement in mortality rates over the last three decades. By calculating lifetime maximum BMI, the team discovered that this measure better predicts mortality than traditional BMI measures.
A study using functional MRI data from 163 participants found a functional brain network associated with creativity involving the default mode, executive, and salience networks. The strength of this network's connectivity was linked to an individual's creative ability score.
A research team from HKBU has developed a new technology to accurately establish a gene regulatory route for analyzing genetic function and understanding complex biological events. The 'LogicTRN' algorithm can help locate key regulatory routes for complicated diseases, facilitating targeted therapy drug development.
Researchers at the University of Chicago discovered a topological wave in a randomly arranged material, defying traditional expectations. The finding offers new insights into collective motion and could have implications for electronics and optics.
A study published in PNAS found that conflict in Ukraine has increased the risk of HIV outbreaks due to displaced people moving from war-affected regions to areas with higher risk of transmission. The research suggests that harm reduction services should be scaled up and international support provided to prevent further transmission.
A new study found that preterm babies experience delays in auditory brain development, which are associated with speech and language impairments at age 2. The researchers used diffusion neuroimaging to track the development of the primary and nonprimary auditory cortex in the brains of preterm infants.
A global reference section for the Anthropocene might be searched for in areas between 1952 to 1955 based on nuclear testing and fossil fuel burning signals. Continuous annually layered strata, such as those found in oxygen-starved seas, lakes, glacial ice, corals, and trees with seasonal growth rings, provide the best geological archive.
Chameleons' bony tubercles on their heads emit blue fluorescent light when exposed to UV, creating distinct patterns that aid in species recognition. This phenomenon was previously unknown and is believed to play a role in mate attraction.
The study found that low-income immigrants are deterred from applying for US citizenship due to the high cost of the application process, with costs rising by 800% since 1985. A new public-private program, NaturalizeNY, offers vouchers covering the fee, doubling the application rate among recipients.
Researchers developed a machine learning algorithm using MRI data to predict speech development in children with cochlear implants. The study found that neural preservation underlies improved speech in young CI recipients.
A team of scientists developed a novel platform to study lumen formation in epithelial tubes, which can lead to diseases like atherosclerosis and kidney failure. The 3D microtube setup allows cells to form tubes under different physical constraints, revealing the importance of mechanical forces in tissue development.
Researchers uncover an enzymatic pathway in certain microorganisms that produces both ammonia and methane simultaneously. This previously unknown route for natural methane production has significant implications for understanding microbial interactions and the environment.
Researchers at Carnegie Mellon University have developed a new dynamic statistical model to visualize changing patterns in networks, including gene expression during developmental periods of the brain. The model, Persistent Communities by Eigenvector Smoothing (PisCES), combines information across multiple networks over time to identif...
Rising US obesity has been linked to exceptionally slow mortality rate improvements and increased life expectancy gaps with other wealthy countries. The study found that a 0.54% reduction in annual death rate gains was associated with the rise in maximum lifetime body mass index.
German researchers observed pulses of dissolution in dissolving crystals, marked by waves spreading from etch pits and screw dislocations. These findings challenge the long-held assumption that dissolution is a continuous process.
A commentary argues that Canada should develop a regulated program to distribute pharmaceutical-grade opioids to people at highest risk of overdose. This approach aims to provide safer alternatives to illegal sources of pain relief, reducing the protracted epidemic of overdose deaths.
Conflict-induced displacement of people in eastern Ukraine has been shown to drive the spread of HIV within the country. The largest exporters of viral lineages were regions of Donetsk and Lugansk, which then spread to central and southern regions, as well as cities like Kyiv and Odessa.
Researchers developed a new gas-solid reaction method to fabricate high-quality perovskite films, achieving faster response times and improved stability in photodetectors. The non-solvent approach provides full coverage of the film and eliminates damage from organic solvents.
Researchers at Aarhus University have determined a fundamental mechanism by which staphylococci bacteria handle stress when exposed to antibiotics. The discovery reveals that bacteria produce an enzyme capable of modifying DNA building blocks into signal molecules, allowing them to survive antibiotic treatment.
Researchers at Tokyo University of Agriculture and Technology have developed a one-pot approach to synthesizing conjugated tetraenes from inexpensive reagents, eliminating waste production and simplifying the process. The new method has potential applications in electronic materials, natural products, and pharmaceutical molecules.
A recent study at the University of Turku found that X-chromosome relatedness between grandmothers and their grandchildren did not affect grandchild survival. The study tested a hypothesis about the genetic inheritance of grandmothers' help towards their grandchildren, but did not produce enough support for its claims.
A study at Queen Mary University of London reveals a new gene, MAFA, that affects insulin-producing cells, leading to rare genetic forms of diabetes and insulinomas. The research found that the same gene defect can cause both high and low blood sugar levels in the same family.
Researchers at UC Riverside used ultraviolet Raman spectroscopy to investigate the strength of electron spin interactions with phonons in antiferromagnetic nickel oxide crystals. The study sheds light on long-standing puzzles surrounding this material and has important implications for developing spintronic devices.