Articles tagged with Blood
Comprehensive exploration of living organisms, biological systems, and life processes across all scales from molecules to ecosystems. Encompasses cutting-edge research in biology, genetics, molecular biology, ecology, biochemistry, microbiology, botany, zoology, evolutionary biology, genomics, and biotechnology. Investigates cellular mechanisms, organism development, genetic inheritance, biodiversity conservation, metabolic processes, protein synthesis, DNA sequencing, CRISPR gene editing, stem cell research, and the fundamental principles governing all forms of life on Earth.
Comprehensive medical research, clinical studies, and healthcare sciences focused on disease prevention, diagnosis, and treatment. Encompasses clinical medicine, public health, pharmacology, epidemiology, medical specialties, disease mechanisms, therapeutic interventions, healthcare innovation, precision medicine, telemedicine, medical devices, drug development, clinical trials, patient care, mental health, nutrition science, health policy, and the application of medical science to improve human health, wellbeing, and quality of life across diverse populations.
Comprehensive investigation of human society, behavior, relationships, and social structures through systematic research and analysis. Encompasses psychology, sociology, anthropology, economics, political science, linguistics, education, demography, communications, and social research methodologies. Examines human cognition, social interactions, cultural phenomena, economic systems, political institutions, language and communication, educational processes, population dynamics, and the complex social, cultural, economic, and political forces shaping human societies, communities, and civilizations throughout history and across the contemporary world.
Fundamental study of the non-living natural world, matter, energy, and physical phenomena governing the universe. Encompasses physics, chemistry, earth sciences, atmospheric sciences, oceanography, materials science, and the investigation of physical laws, chemical reactions, geological processes, climate systems, and planetary dynamics. Explores everything from subatomic particles and quantum mechanics to planetary systems and cosmic phenomena, including energy transformations, molecular interactions, elemental properties, weather patterns, tectonic activity, and the fundamental forces and principles underlying the physical nature of reality.
Practical application of scientific knowledge and engineering principles to solve real-world problems and develop innovative technologies. Encompasses all engineering disciplines, technology development, computer science, artificial intelligence, environmental sciences, agriculture, materials applications, energy systems, and industrial innovation. Bridges theoretical research with tangible solutions for infrastructure, manufacturing, computing, communications, transportation, construction, sustainable development, and emerging technologies that advance human capabilities, improve quality of life, and address societal challenges through scientific innovation and technological progress.
Study of the practice, culture, infrastructure, and social dimensions of science itself. Addresses how science is conducted, organized, communicated, and integrated into society. Encompasses research funding mechanisms, scientific publishing systems, peer review processes, academic ethics, science policy, research institutions, scientific collaboration networks, science education, career development, research programs, scientific methods, science communication, and the sociology of scientific discovery. Examines the human, institutional, and cultural aspects of scientific enterprise, knowledge production, and the translation of research into societal benefit.
Comprehensive study of the universe beyond Earth, encompassing celestial objects, cosmic phenomena, and space exploration. Includes astronomy, astrophysics, planetary science, cosmology, space physics, astrobiology, and space technology. Investigates stars, galaxies, planets, moons, asteroids, comets, black holes, nebulae, exoplanets, dark matter, dark energy, cosmic microwave background, stellar evolution, planetary formation, space weather, solar system dynamics, the search for extraterrestrial life, and humanity's efforts to explore, understand, and unlock the mysteries of the cosmos through observation, theory, and space missions.
Comprehensive examination of tools, techniques, methodologies, and approaches used across scientific disciplines to conduct research, collect data, and analyze results. Encompasses experimental procedures, analytical methods, measurement techniques, instrumentation, imaging technologies, spectroscopic methods, laboratory protocols, observational studies, statistical analysis, computational methods, data visualization, quality control, and methodological innovations. Addresses the practical techniques and theoretical frameworks enabling scientists to investigate phenomena, test hypotheses, gather evidence, ensure reproducibility, and generate reliable knowledge through systematic, rigorous investigation across all areas of scientific inquiry.
Study of abstract structures, patterns, quantities, relationships, and logical reasoning through pure and applied mathematical disciplines. Encompasses algebra, calculus, geometry, topology, number theory, analysis, discrete mathematics, mathematical logic, set theory, probability, statistics, and computational mathematics. Investigates mathematical structures, theorems, proofs, algorithms, functions, equations, and the rigorous logical frameworks underlying quantitative reasoning. Provides the foundational language and tools for all scientific fields, enabling precise description of natural phenomena, modeling of complex systems, and the development of technologies across physics, engineering, computer science, economics, and all quantitative sciences.
Chronic anabolic steroid use can lead to reduced heart function, including impaired pumping capacity and increased blood pressure. The study found strong associations between lifetime duration of illicit anabolic steroid use and plaque build-up in coronary arteries, highlighting the critical need for clinicians to monitor this population.
Researchers developed a 'good heart' muffin to help reduce the risk of heart disease through soluble fibre, meeting food standard guidelines for cholesterol-lowering properties. The muffins contain three grams of beta glucans, a healthy ingredient found in oats and cereals.
Researchers found correlations between blood levels of omega-3 fatty acids and fluid intelligence in healthy elderly adults, suggesting a potential role for dietary intake of these nutrients. The studies also linked the balance of omega-3 and omega-6 fatty acids to memory preservation and brain structure.
The DAWN trial shows that mechanical thrombectomy with medical therapy improves functional independence and decreases post-stroke disability in selected patients. Patients treated with the retrieval system had a 35% better outcome at 90 days compared to those who received medication alone.
Research led by University of Queensland scientist Associate Professor Bryan Fry reveals that brown snake venom attacks the nervous system in young snakes and circulatory system in older ones. This transformation allows the venom to become more potent and deadly, causing internal bleeding and death in humans.
A new study combines traditional CHA2DS2-VASc risk score with the Intermountain Mortality Risk Score to provide more accurate evaluations of atrial fibrillation patients' individual risks. This allows for better decision-making regarding blood thinners use, taking into account both clinical and biological factors.
Researchers have found a link between elevated beta-2 microglobulin levels and an increased risk of ischemic stroke in women. The study, conducted on over 900 participants, suggests that this protein may serve as a marker for inflammation and could potentially help identify people at higher risk of stroke.
A diet high in fruit, vegetables, and whole grains, but low in salt, sugary drinks, and red meat, is associated with a lower risk of gout. The DASH diet has been found to reduce blood pressure and uric acid levels, suggesting it may also lower gout risk.
A new study reveals that cerebral veins play a crucial role in regulating the brain's blood flow by storing and releasing blood throughout the cardiac cycle. This finding has significant implications for understanding diseases such as vascular dementia and normal pressure hydrocephalus.
A meta-analysis of prospective studies reveals that individuals with non-O blood groups (A, B, AB) are at a higher risk of heart attacks and overall cardiovascular mortality. The study found a 9% increased risk of coronary events and cardiovascular mortality in non-O blood group carriers compared to O blood group carriers.
A large Danish cohort study found that antibiotic use is associated with lower enterolignan concentrations in the blood, especially for women. The study suggests that antibiotics can negatively affect intestinal bacteria's ability to metabolize plant lignans into enterolignans.
Researchers discovered a positive relationship between exercise and vitamin D levels in reducing cardiovascular disease risks. The study found that exercising regularly boosted vitamin D stores, while adequate vitamin D levels also protected against heart attacks and strokes.
Routine blood tests are wasteful and potentially damaging, argue experts in The BMJ. They highlight the need for clinicians to rethink what counts as 'routine' when ordering laboratory tests.
Studies reveal that genes involved in immune regulation are linked to brain thickness and memory functions, particularly emotional experiences. A specific gene variant is also associated with increased activity in regions of the brain important for traumatic memories.
A new study suggests that applying an ice bag to the face could help prevent a sudden drop in blood pressure after blood loss, potentially saving lives among first responders. The technique was tested on healthy volunteers and showed promising results.
A research team solved the century-old mystery of Blood Falls by using radar technology to detect brine feeding the famous red waterfall. They discovered that liquid water can persist inside extremely cold glaciers, challenging previous thought on this phenomenon.
The Canadian Task Force on Preventive Health Care recommends against routine screening for chronic hepatitis C virus (HCV) in low-risk adults due to lack of direct evidence on benefits and harms. The guideline aims to focus healthcare resources on individuals at elevated risk, where treatment is proven to be beneficial.
The new blood test can accurately and quickly identify genetic mutations associated with NSCLC, allowing clinicians to make earlier, individualized treatment choices. The test showed high sensitivity and specificity for detecting each type of mutation, and results were available within 72 hours.
A new study reveals that a signal in blood, called Hepatocyte Growth Factor Activator (HGFA), can alert stem cells to heal faster and more efficiently after an injury. By injecting HGFA into mice before an injury, researchers showed improved tissue repair, quicker recovery, and better regeneration of damaged tissues.
Researchers found that men with lower magnesium levels had an increased risk of fractures, particularly hip fractures. Higher magnesium levels were associated with a reduced risk of fractures, with no cases reported among those with very high magnesium levels.
A recent study published in PLOS Pathogens found that lactate produced in the upper throat can initiate the dispersal of Neisseria meningitidis microcolonies, allowing the bacteria to invade the body and cause meningitis. The researchers suggest that high concentrations of lactate serve as a signaling molecule for bacterial dispersal.
Holiday Retirement received the 2017 Franz Edelman Award for its innovative use of operations research to develop a revenue management system that optimizes pricing across all its senior living communities. The award recognizes the significant impact of this achievement on organizational efficiency and profitability.
A new rule developed by Canadian researchers could help hundreds of thousands of women stop taking life-long blood thinners for unexplained vein blood clots. According to the HERDOO2 rule, half of women with unprovoked clots are at low risk of recurrence, allowing them to discontinue medication.
Researchers at UT Southwestern Medical Center found that combining five simple tests provides a broader and more accurate assessment of heart-disease risk. The tests, including an EKG, blood tests, and imaging, better predict who will develop heart disease compared to standard strategies.
Scientists have developed a method to track perfluorinated alkyl substances (PFAS) in the body, with the highest amounts recorded in the stomach and liver. The study found that PFAS accumulate in multiple organs, including the lungs, kidney, heart, brain, skin, muscle, and bone.
A study found childhood lead exposure was associated with lower adult IQ scores and socioeconomic status, indicating cognitive decline and downward social mobility. The research suggests long-term effects of lead exposure on brain health and socioeconomic trajectories.
A long-term study of over 500 children found that higher blood lead levels in childhood were associated with lower IQ points and lower adult occupational standing. The effects are slight but significant, suggesting that even small amounts of lead exposure can have lasting impacts on cognitive abilities.
Researchers discovered blood-sucking flies can act as 'flying syringes' to detect emerging infectious diseases in wild animals. The method analyzes the origin of the blood and species of malaria parasites present, with potential implications for controlling global outbreaks.
Researchers at Fraunhofer Institute develop a prototype lab-on-a-chip platform for automating molecular pathogen detection, enabling diagnostics in previously inaccessible situations. The platform integrates multiple processes without increasing complexity, promising to simplify pathogen analysis.
A recent study found that direct acting oral anticoagulants and aspirin may increase heart attack risk compared to vitamin k antagonists like warfarin. Researchers are urging more research on the topic as use of these medications increases.
The collaboration aims to advance therapies for stroke patients by analyzing and characterizing clots from European and US patients. This research has the potential to improve treatment options for the estimated 15 million strokes that occur worldwide each year.
A new study found that closing the left atrial appendage during cardiac surgery significantly reduces thromboembolism risk, a leading cause of stroke, by 40%. The procedure also shows promise for patients who cannot take anticoagulant medications.
A new study found that genotyping and personalized warfarin dosing can lower the risk of certain adverse events, such as bleeding and blood clots. The Genetic InFormatics Trial showed a 27% reduction in adverse events with genotype-guided dosing compared to clinically guided dosing.
A recent study found that Embol-X and CardioGard devices did not significantly reduce overall number of brain infarcts during aortic valve replacement, but may affect size. However, patients treated with these devices experienced reduced delirium after surgery. Further research is needed to clarify potential health outcomes.
A new study found that patients with atrial fibrillation (AFib) taking digoxin are at a higher risk of death, regardless of heart failure status. The risk increases with higher levels of digoxin in the bloodstream.
Researchers combined two independent risk measurements to improve stroke and mortality predictions in atrial fibrillation patients. The new tool provides a more accurate scale of low and high risk, helping physicians determine the need for blood thinners in treatment.
A large international study found that rivaroxaban is more effective and safer than aspirin at preventing recurrent blood clots. The study showed that patients taking rivaroxaban had significantly lower rates of recurrent clots compared to those taking aspirin.
Researchers found that patients with persistent AF who are successfully treated with ablation may no longer need blood thinners. In fact, 174 participants discontinued blood thinner use at some point in the three years, and 174 remained off blood thinners at their last follow-up.
The use of computerized clinical decision support systems improves prophylaxis for venous thromboembolism among surgical patients, reducing the risk of developing a blood clot by up to 50 percent. Computerized systems also increase the rate of appropriate treatment ordering.
Researchers are developing new biomarkers to identify high-risk blood clots in cancer patients, with the goal of increasing survival rates. The study will analyze blood samples from underrepresented populations to standardize and validate existing biomarkers.
A new study by Johns Hopkins Bloomberg School of Public Health found that severe hypoglycemia is associated with nearly double the risk of cardiovascular disease or death in older adults with type 2 diabetes. Within three years of a dangerously low blood sugar episode, one-third of those in the study died.
A recent study published in Environmental Health found that women of childbearing age in the US are eating more fish while having lower blood mercury concentrations. The research indicates that tailored fish consumption advisories based on region and ethnic group would help women eat healthier and monitor their mercury intake better.
A new study found that a diabetes drug called amylin improved learning and memory function in AD patients and reduced AD pathology in their brains. The findings suggest a potential blood test for AD using pramlintide.
A University at Buffalo researcher says there is insufficient evidence to support dietary recommendations for children with elevated blood lead levels. The CDC's guidelines suggest eating iron-rich foods, calcium, and vitamin C, but the author argues that this approach lacks scientific backing.
Researchers recommend that doctors exclude common liver issues before testing for rare conditions. Directed testing means ordering tests for the most common causes of sudden severe liver issues first, followed by tests for rare, dangerous autoimmune or genetic disorders that attack livers.
Researchers at Karolinska Institutet and KTH Royal Institute of Technology discovered hydraulic forces aid heart filling. The study suggests reducing atrium size can improve heart function in patients with heart failure.
Researchers developed a computer method called ZeitZeiger that uses genome-wide expression data to predict a person's 'internal' time of day. The method demonstrates accurate predictions using 15 genes from across the human genome, including non-core clock genes.
Researchers assessed 6,711 adults with periodontal disease for 15 years and found participants with mild, moderate or severe gum disease were 1.9-2.2 times more likely to suffer an ischemic stroke than those without periodontal disease. The association was strongest in cardioembolic and thrombotic stroke subtypes.
A team of scientists at UC Riverside has identified five major microRNA expression peaks in the Aedes aegypti fat body following a blood meal. By disrupting these miRNAs, researchers hope to control mosquito reproduction and prevent the spread of diseases transmitted by these mosquitoes. The study provides insight into the regulatory g...
Researchers found that people with severe gum disease had higher HbA1C values and were more likely to have pre-diabetes or suspected diabetes. This suggests that severe gum disease may be an early sign of undiagnosed diabetes, making screening in dental practices a feasible option.
A new biocompatible 3D tracking system has shown promising results in improving the accuracy of robot-assisted surgery. The system, which uses near-infrared fluorescent markers, enables accurate tracking of tissue and surgical tools with millimeter accuracy.
A new study found that lower vitamin D levels in blood increase the risk of clinical relapse in UC patients. Patients with higher vitamin D levels when in remission were less likely to experience a relapse.
Researchers found that high cortisol levels in hair samples tracked closely with standard diagnostic techniques for Cushing Syndrome. The study's findings suggest that hair analysis may prove useful as a less-invasive screening test or confirmatory tool for the condition.
A new study suggests a simple blood test can differentiate between Parkinson's disease and atypical parkinsonism disorders as accurately as a spinal fluid test. Researchers found that concentrations of neurofilament light chain protein in the blood can discriminate between these diseases.
A study from the University of Bristol reveals how Streptococcus gordonii binds to human cells via a 'catch-clamp' mechanism, leading to cardiovascular disease. The research provides a new target for anti-adhesive agents to combat life-threatening infections.
A long-term study found that continuous glucose monitoring significantly lowers blood sugar levels in persons with type 1 diabetes, reducing the risk of complications. The treatment also leads to increased well-being and improved treatment satisfaction.
Researchers developed a new metric to predict blood clots in the left ventricle, which is more accurate than current methods. The E-wave propagation index can be calculated using standard diagnostic tools and clinical procedures, and has been validated with data from patients who experienced post-heart attack blood clots.
Researchers found that even modest levels of physical activity decreased insulin resistance and biomarkers of inflammation, while sedentary time increased levels of satiety-related chemicals in the blood. The study suggests that physical activity and inactivity may operate through different pathways to modulate disease risk.
A new study provides powerful new tools for clinicians to predict cardiovascular disease (CVD) risk globally, especially in resource-poor settings. The researchers developed two models: one using lab-based blood measurements and another that can be used without bloodwork, improving CVD risk prediction in low- and middle-income countries.
A soft robotic sleeve has been developed to mimic the natural compression motion of healthy cardiac muscles, restoring acutely failing hearts to 97% of their original output. The device attaches to the outside of the heart without contact with blood, reducing the risk of complications and infection.