Research found a significant correlation between air quality and stroke cases, with higher PM2.5 levels in the South linked to a higher prevalence of stroke. Temperature also played a role in air quality and stroke risk.
Researchers found three genetic variants linked to increased blood clot risk in African Americans, affecting thrombomodulin expression. Approximately 36% of Africans carry these variants, doubling their risk for venous thromboembolism.
A new study suggests that the menopause evolved as a result of a combination of factors, including the 'grandmother hypothesis', which proposes that women live long past reproductive age to care for their grandchildren. The study also found that males who remained at home provided an adaptive benefit by allowing females to focus on rep...
A recent study found that only 29% of completed clinical trials led by investigators at major US academic centers were published within two years of completion, highlighting the need for improved timely reporting and publication. The study also revealed marked variation in rates of dissemination across institutions, with no center publ...
A study by NYU's Steinhardt School found that public pre-K attendance significantly increases the likelihood of taking the admissions test for gifted and talented programs. Students from disadvantaged backgrounds who attended public pre-K had a lower test-taking gap with their peers compared to those who did not attend.
Genetically encoded fluorescent biosensors allow researchers to visualize the formation of valuable products in real-time and test billions of candidates at a time. This breakthrough enables efficient identification of the most productive microbes for fine chemicals, therapeutics, and biofuels production.
Pollinator preferences favor orchids with stronger scents in the Swiss lowlands, but not in mountain regions. Key differences were found in floral scent molecules and pollinator communities between the two areas.
The University of Texas MD Anderson Cancer Center received $14 million in CPRIT research funding to recruit three cancer scientists, including two senior researchers and a tenure-track faculty member. This funding supports the institution's goal of attracting top research talent to advance cancer research.
Researchers found that small faults can link together along a 'keystone' fault, triggering larger earthquakes. The El Mayor-Cucapah earthquake showed this pattern, with seven smaller faults activated by the breaking of a central stone-like fault.
Scientists from NASA's Goddard Space Flight Center are developing a model called Solar Shield to simulate how space weather affects the US power grid. By analyzing coronal mass ejections and solar wind streams, researchers can predict when and where geomagnetic storms will occur, allowing for proactive measures to protect the grid.
A new planning algorithm generates backup plans efficiently and provides mathematical guarantees on its risk of failure, while also identifying conditions that trigger a switch to a particular contingency plan. The algorithm uses probabilistic pruning and optimistic heuristics to make the problem tractable.
A UCLA study reveals that cancer surgery significantly increases the risk of injuries and age-related health issues in older patients, leading to prolonged hospital stays, increased healthcare costs, and a higher risk of death. The study highlights the importance of discussing potential events with doctors before surgery.
Researchers successfully revived and reproduced microscopic tardigrades that had been frozen for over 30 years. The animals demonstrated the ability to recover from long-term cryptobiosis and reproduce, shedding light on the mechanisms underlying their remarkable survival capabilities.
A recent study found that 64% of Chinese caregivers accept their role in caring for a stroke survivor as a natural part of life. The study also revealed that providing support during adversity is viewed as an expression of love among family members.
Researchers found that climate change increases soil-transmitted parasites in pastures, leading to increased infection risk. The study also showed that host immune response affects the severity of infection, with older individuals carrying more severe infections when immune response is ineffective.
According to a Norwegian study of male cancer patients diagnosed under the age of 25, many male cancer patients have problems reproducing. The researchers found that male cancer survivors are three times as likely to turn to assisted fertilization to have children as males with no cancer diagnosis.
A new study suggests that real-time GPS data can be used to estimate how an earthquake deforms the sea floor, cutting tsunami warning times by nearly 20 minutes. This allows for more accurate warnings to be issued within two to three minutes, potentially saving lives.
Researchers at OIST have developed a new theory for smooth magnetic couplings, allowing for the creation of contactless gears that can produce even motion without counterforce. This technology has several advantages over mechanical gears, including reduced maintenance and increased reliability.
The American Geriatrics Society and National Highway Traffic Safety Administration have released a new guide to assessing and counseling older drivers. The guide provides healthcare professionals with practical, person-centered advice on safely navigating the road for older adults, who account for 10% of all traffic fatalities annually.
A Penn State historian explores how mutual mistrust fueled the UFO movement, which shares similarities with current denialism and conspiracy theory debates. The study finds that ufologists' distrust of scientists is a key factor in understanding the phenomenon.
Researchers at the University of Cincinnati are studying the interacting roles of the sympathetic nervous system, sensory nervous system, and immune system in preclinical models of back pain and neuropathic pain. The goal is to understand how timing of a nerve block treatment affects chronic pain relief.
A human pilot trial investigated the absorption, metabolism, and excretion of mango galloyl derivatives. Seven metabolites were identified in healthy volunteers, with two microbial metabolites significantly more excreted after 10 days of mango consumption.
A new study found that 24-month-old infants from the US and China share similar attention patterns for objects and events, but also show culturally specific differences. Infants in China preferred looking at scenes featuring a new action, while those in the US focused on new objects.
A recent clinical study found that ONC201 caused cell death in various tumor types, even when the p53 protein was mutated or deleted. The drug has shown promise in treating hematological malignancies, including leukemia and lymphoma patients, with clinical trials recently initiated.
A team of astronomers searched for visible light after the first direct detection of gravitational waves by LIGO, but found none. The Dark Energy Camera was rapidly pointed at the location of the event, using large telescopes to scan a vast sky area.
Two new studies by Cornell University researchers link warming ocean temperatures to increased disease outbreaks in marine organisms, including lobsters and sea stars. The findings highlight the need for advanced warning systems to prevent disease outbreaks and protect economically important species.
Researchers investigate if estrogen plays a role in sex differences in hypertension among young, obese women. High levels of aldosterone, triggered by leptin in obesity, contribute to cardiovascular problems.
The study reveals that Schistosoma mansoni, a blood fluke infecting over 250 million people worldwide, originated in East Africa and was transported by slave traders to the Caribbean. Genomic comparison with a closely related species identifies key genetic variations enabling the parasite to infect humans.
A new study found that while prescriptions for Adderall remain unchanged among young adults, non-medical use and emergency room visits have risen significantly. The majority of non-medical use comes from family or friends, with 60% of cases occurring among 18-25-year-olds.
The researchers discovered that genetic variations in IGHV1-69 gene affect the immune system's ability to recognize and fight influenza viruses, leading to variable vaccine effectiveness across ethnic groups. The findings may lead to new tools for predicting individual responses to vaccines and development of universal flu vaccines.
A new Northwestern Medicine study found that an adolescent male's attitude toward risky sex, pregnancy, and birth control can predict whether he will end up living with his future offspring. Young men who felt more favorable towards pregnancy had a higher chance of becoming nonresident fathers.
Researchers have found evidence of small oxygen concentrations in the Earth's atmosphere 3.8 billion years ago, contrary to previous thought that oxygenation occurred later. This discovery sheds light on the evolution of life on our planet and has significant implications for understanding the pace of life's emergence.
New research reveals a clear parallel between antibiotic resistance in medicine and similar genes detected in agricultural soils treated with animal manure. The study found that repeated use of antibiotics in agriculture can increase soil bacteria's capacity to acquire new resistance genes.
Researchers have identified a way to allow normal frataxin production to resume in individuals with Friedreich's ataxia, a neurological disease for which there is currently no cure. The synthetic DNA or RNA prevents the mutant sequence from bending back and blocking the frataxin gene.
Zhongwei Chen, a University of Waterloo professor, has received the E.W.R. Steacie Memorial Fellowship for his work on nanomaterials that enable fuel cells, batteries, and supercapacitors to be more efficient and compact. The technology has the potential to reduce costs associated with precious metals like platinum and palladium.
Researchers at Trinity College Dublin have made a significant discovery in how our immune system responds to TB, enabling the development of more effective vaccines and personalized therapies. The study highlights the importance of the protein Mal in cell signaling and its impact on responses to Interferon Gamma.
A small peptide called TAxI has been shown to effectively deliver functional proteins into the spinal cord after a muscle injection. This breakthrough delivery method holds promise for carrying biologic drugs into the brain and spinal cord, potentially leading to new treatments for motor neuron disorders.
Electrons with 'no mass' in graphene become superconducting at 4 K, paving the way for ultrahigh-speed nano devices. The superconductivity is driven by electron transfer from calcium atoms to graphene sheets.
A new initiative brings together findings from mental health research and clinical care to develop better treatments for psychological disorders. The National Institute of Mental Health's Research Domain Criteria provides a framework for this approach, which is highlighted in an article about RDoC-oriented research.
Researchers have solved a century-old question regarding the nature of turbulence's onset, finding it to be a directed percolation phase transition. This behavior is similar to that seen in epidemic spreading in populations, where fluctuations are characterized by critical exponents.
A study found that engaging in healthy lifestyle behaviors is linked to higher scores in measures of health literacy, self-efficacy, and readiness for change. Collaborating with spiritual organizations may be key to reducing healthcare disparities and improving modifiable risk factors among urban Black women.
Experts estimate that illegal cartels harm consumers by billions of dollars annually. Cartel screens, statistical tools to spot bad behavior, promise to enhance deterrence when used in combination with other measures.
Researchers discovered that mice exercising on a running wheel had slower cancer growth due to increased immune cell mobilization. The adrenaline rush triggered by exercise stimulated natural killer cells to attack tumors.
A study published in Nature Communications reveals that coral reef islands and atolls create 'biological hotspots' in the Pacific Ocean due to increased phytoplankton biomass, supporting enhanced food-webs and local fisheries. The Island Mass Effect drives ecosystem productivity and has significant implications for resource management.
The locus coeruleus is a critical brain region that releases norepinephrine, regulating heart rate, attention, memory, and cognition. It is vulnerable to toxins and infection, making it the first place affected by late-onset Alzheimer's disease.
A ten-year longitudinal study found that the type of family system during pregnancy and a baby's first year influences their ability to process emotional information. Children from cohesive families showed automatic disengagement from threatening stimuli, while those from disengaged and enmeshed families exhibited attentional avoidance.
A new method called TruSPADES generates Synthetic Long Reads to assemble metagenomes with improved accuracy and efficiency. This innovation enables researchers to sequence the DNA of organisms that can't be cultured in the lab, such as microbes living in the human gut or bacteria in ocean depths.
A study in Medical Care journal reveals that overcrowding in Israeli psychiatric wards is associated with higher rates of problem incidents, including falls and aggressive behavior. The research found a 'dose-response' effect, where increasing overcrowding leads to an increased risk of incidents.
A new meta-analysis published in the Journal of Clinical Lipidology found that consuming 1-1.5 avocados per day significantly reduced total cholesterol, LDL-C, and triglycerides when replaced with solid fats. Avocado consumption did not impact HDL levels.
A special issue of Family Medicine and Community Health explores care, disease management and sociobehavioral interventions in China and Australia. The featured work includes an original research article on the critical importance of sense-making and values-congruent partnerships between GPs and patients following stroke.
Scientists discover that activating mTOR pathway plays a critical role in beiging of white fat cells to fight diabetes. Rapamycin, a drug previously used as an immunosuppressant, is found to induce beige fat cell formation and improve glucose metabolism.
The Cancer Treatment Centers of America is hosting its second Annual New Treatments in Oncology (ANTO) conference on March 5 at the W Scottsdale hotel. The event will feature leading oncologists discussing recent advances and innovations in cancer research, treatment options, and patient care.
Researchers have discovered that synthetic plant hormones MEB55 and ST362 can effectively cause DNA damage and turn off a major DNA repair mechanism, making them promising agents for treating human prostate cancer. When combined with PARP inhibitors, these agents halt both DNA repair pathways, leading to the death of cancer cells.
Researchers have found a significant association between certain oral bacteria and the risk of hemorrhagic stroke. The study suggests that oral health is important for brain health and may play a role in the development of other diseases such as dementia and rheumatoid arthritis.
Researchers compared two testing methods: an HIV antigen/antibody combination assay and pooled HIV RNA testing. The new test increased the detection rate for acute HIV infections by 10.4% and diagnosed 82% of cases detectable by traditional testing.
University researchers propose using economic incentives, such as tax differentials and price controls, to reduce tobacco industry's profitability and promote less hazardous alternatives like e-cigarettes. This approach could lead to a rapid endgame for cigarettes and achieve historic public health breakthroughs.
A new biorefinery process developed by NREL has significantly improved ethanol production from algae, with a yield of 126 gallons of gasoline equivalents per ton of biomass. The process, called Combined Algal Processing (CAP), reduces costs by nearly $10/GGE compared to traditional methods.
A new test analyzing cell diversity in tumors can predict survival chances in high-grade breast cancer. The Ecosystem Diversity Index identified aggressive subgroups of breast cancer and was a stronger predictor of survival than established markers.
Researchers at University College London have detected hydrogen and helium gases in the atmosphere of a super-Earth called 55 Cancri e. The discovery reveals clues about the planet's formation, evolution, and composition, with potential implications for understanding carbon-rich atmospheres.
Canada's high road fatalities during winters can be decreased by implementing stringent maintenance standards, government oversight, mandatory winter tires, seasonal speed limits, and public education about safe driving. Lowering complacency and exercising caution by drivers are also essential.