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.
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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.
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Danish researchers have identified a clear link between narrowed heart valves and high levels of lipoprotein(a) in the blood, which may help prevent valvular heart disease. The study found that people with very high levels of lipoprotein(a) are two to three times more likely to develop aortic stenosis.
The new guideline identifies four major groups of patients who will benefit from statin therapy to prevent stroke and heart attacks. Adopting a heart-healthy lifestyle is also crucial in preventing high blood cholesterol.
A recent study published in JAMA Internal Medicine reveals that women and African Americans are at a higher risk of heart attack due to atrial fibrillation. The study found that patients with AF, especially women and African-Americans, have a more than double increased risk of heart attack compared to those without AF.
Cerebral microbleeds are common in older individuals and can contribute to neurological changes. Researchers recommend considering microbleeds when treating other brain-related issues like stroke.
Scientists have developed a new therapeutic approach for Type 2 diabetes using a novel single molecule hormone that acts on GLP-1 and GIP receptors. The hormone reduces weight and improves blood sugar levels, and may offer unprecedented potential for personalized therapies.
A study published in the British Journal of Sports Medicine found that DIY and gardening activities can decrease total sedentary time, reducing heart attack/stroke risk by 27-30%. These routine activities are as good as exercise for older adults who struggle to achieve recommended exercise intensity levels.
Researchers have discovered that tumors with specific microRNA segments are more likely to recur after surgery. Elevated blood levels of these genetic markers may also indicate a higher risk of recurrence. The findings suggest a potential for using microRNA profiles to classify thyroid tumors and monitor cancer progression.
The Sudden Death in the Young Registry aims to collect comprehensive data on sudden unexpected death in youths up to age 24, with a focus on heart-related conditions and epilepsy. The registry will help researchers define the scope of the problem and set future research priorities.
A hands-free ultrasound device combined with a clot-busting drug was safe and effective in treating ischemic stroke patients, with 65% returning home or to rehabilitation. The technology opens up more arteries in the brain, helping stroke patients recover, according to researchers.
Researchers identified a host blood RNA transcriptional signature that can form the basis of a simple diagnostic test to differentiate TB from latent TB and other diseases. The test showed high sensitivity and specificity in distinguishing between these conditions, with promising results for potential use in African health facilities.
A study suggests that Indi's blood test can accurately distinguish between benign lung nodules and early-stage lung cancer by detecting a specific combination of proteins in the blood. The test, powered by advanced protein detection technology, has a 90% accuracy rate and could complement current clinical risk factors.
Researchers at MIT have created a noninvasive diagnostic test that detects blood clots in urine, enabling early detection and treatment of life-threatening conditions such as strokes and heart attacks. The test uses nanoparticles to detect thrombin, a key factor in blood clotting, allowing for rapid screening and diagnosis.
A new blood test has been identified as a reliable biomarker for Irritable Bowel Syndrome (IBS), distinguishing it from Inflammatory Bowel Disease (IBD). The test targets high levels of vinculin antibodies in patients, offering a simple and effective diagnostic tool.
A survey of over 32,000 appendix samples found abnormal prion protein in 16 people, indicating a prevalence of 493 per million population. Researchers estimate one in 2,000 people are likely to be carriers, with no particular age group or geographic region affected.
A study found that Hispanics are less likely to receive a kidney transplant, despite being equally likely to be placed on the waitlist as non-Hispanic whites. The disparity is largely attributed to differences in patient blood type and regional variability of organ supply.
A team of forensic experts found no genetic link between the mummified head and three Bourbon descendants of King Henry IV. The analysis ruled out a maternal connection as well, making it highly unlikely that the head belonged to the French king.
A study comparing the effects of crystalloid and colloid fluids on survival in critically ill patients found no significant difference in 28-day mortality rates between the two groups. The use of colloids was associated with a lower risk of death at 90 days, but this finding requires further investigation.
A new study challenges the use of post-operative blood clot rates as a hospital quality measure, citing surveillance bias that can lead to inaccurate results. The study found that hospitals with higher imaging rates for VTE detection actually had better adherence to prevention measures and unexpectedly higher risk-adjusted VTE rates.
A massive DNA study has uncovered 157 genetic changes that alter cholesterol and blood fat levels, potentially leading to new medications. Triglycerides play a larger role in heart disease risk than previously thought, and the research provides strong foundation for further investigation.
An observational study found that estradiol was associated with less risk of deep vein thrombosis and pulmonary emboli compared to conjugated equine estrogens. Women prescribed estradiol had fewer adverse vascular events than those prescribed Premarin, a patented drug.
A new study published in Neurology suggests that omega-3 fatty acids may not have a protective effect on cognitive decline in older women. Despite initial hopes, the research did not find a difference between high and low levels of omega-3s in thinking skills.
A new study found that only 12 out of 92 eligible patients received an implantable cardiac defibrillator after being medically evaluated. The majority who qualified did not receive the treatment, highlighting a need for further analysis to determine why this occurs.
Researchers at Johns Hopkins Children's Center found that blood transfusions were needed in less than 3% of pediatric non-cardiac surgeries. In many cases, unnecessary testing and supply waste occurred due to precautionary measures. The study suggests that surgeons should assess each patient's specific needs for blood screening instead...
A large European study suggests men with type 1 diabetes have better blood sugar control than women, especially in older age groups. Women tend to have higher HbA1c levels due to lower hemoglobin levels, which could explain the difference.
A researcher at UT Arlington is working on a new method using nanoparticles to recruit stem cells and build needed stents in failing blood vessels. The goal is to treat peripheral artery disease, which affects about 8 million Americans, with a less invasive approach that could save patients' lives.
According to a recent study, over 43 million adverse events caused by substandard care occur in hospitals annually. The burden is highest in low and middle-income countries, where blood clots are the most common type of substandard care.
Mayo Clinic researchers have discovered a genetic mutation that alters lipid metabolism in Parkinson's patients, leading to higher levels of ceramides and glucosylceramides in the blood. This biomarker is associated with severe cognitive impairment and dementia in Parkinson's disease.
A new study estimates that over 43 million people are injured annually due to unsafe medical care, resulting in nearly 23 million years of lost healthy life. The study found that premature death is a major driver of healthcare-related DALYs (disability-adjusted life years) lost.
Researchers found that autoimmune type 1 diabetes is distinct from type 2, but phenotypic features can't be clearly assigned to specific disease types. The DiMelli study suggests a continuum of forms and mixed diabetes phenotypes, requiring refined criteria for diagnosis and treatment.
A new test uses a plastic bottle with an 'artificial nose' to detect eight common disease-causing bacteria, producing results in 24 hours. This faster method reduces the toll of sepsis in developing countries and medically underserved areas.
Researchers at Drexel University are creating a mathematical model that explains how blood vessels regulate the flow of blood. The team aims to gain a better understanding of nitric oxide production and its role in cardiovascular function, which could lead to new insights into vascular disease prevention.
Peritoneal dialysis has been shown to reduce glutamate levels in the blood following a stroke event, potentially preserving brain tissue and function. In a rat model of ischemic stroke, peritoneal dialysis reduced tissue damage in the brain.
A study published in Molecular Psychiatry found RNA biomarkers in blood associated with suicidal thoughts in patients with bipolar disorder. The researchers identified SAT1 and other markers that were significantly elevated in the blood of both bipolar disorder patients and those who had committed suicide.
A recent study found that diabetic patients taking oral fluoroquinolones have a higher risk of severe blood sugar-related problems compared to those taking other antibiotics. The increased risk was low, but clinicians should consider this when treating diabetic patients with fluoroquinolones, especially moxifloxacin.
A new study found that remote ischaemic preconditioning can reduce heart muscle damage after coronary artery bypass graft surgery. Patients who underwent the procedure had lower troponin I concentrations, indicating less damage, and were less likely to die from any cause or heart attack/stroke one year after surgery.
Researchers found a higher risk of stroke in patients with mild and moderate/severe hypertensive retinopathy. The study suggests retinal imaging could provide additional information on stroke risk in people with high blood pressure.
A large nationwide study found that people with rheumatoid arthritis are at a higher risk of developing potentially fatal blood clots in the legs and lungs. The study revealed that patients with rheumatoid arthritis were more than twice as likely to develop these clots, with the risk being highest among younger adults.
A study published in the American Heart Association journal Circulation found that a no-smoking law in Colorado casinos resulted in a 20% drop in ambulance calls, largely attributed to the elimination of secondhand smoke. This reduction is thought to be due to both smokers avoiding toxic effects and quitting smoking altogether.
A new study by Kaiser Permanente and Yale University School of Medicine found that severe hypoglycemia affects many patients with poorly controlled type 2 diabetes. Nearly 11% of respondents experienced severe low blood sugar in the prior year, regardless of their blood sugar control level.
Researchers have developed a tiny, light-controlled gold particle that can release DNA controls to switch blood clotting on and off. This two-way switch relies on selective release of different DNA molecules from gold nanoparticles under different laser wavelengths.
Researchers developed digital PCR technology to detect IDH1 mutation in CSF of patients with brain tumors, improving treatment choice and patient care. The technique has potential for noninvasive biomarker identification and personalized medicine.
Researchers developed a drug delivery technique using a sponge-like material that surrounds an insulin core, releasing insulin as needed. The technique also shows promise for targeting cancer cells, with potential applications in smart drug delivery targeting tumors.
A systematic review found that delaying umbilical cord clamping after birth improves newborn iron levels and overall health. Babies with delayed cord clamping had higher haemoglobin levels and were less likely to be iron-deficient.
A study published in JAMA found that low vitamin D blood levels are associated with a greater risk of heart disease in whites and Chinese populations, but not in blacks and Hispanics. The researchers suggest that genetic factors may play a role in the varying associations between vitamin D levels and heart disease across different raci...
Researchers used MFC and RQ-PCR to monitor minimal residual disease in patients with Ph+ ALL, finding that a negative reading was associated with prolonged survival. The study suggests that these technologies may be effective in predicting patient outcomes and guiding treatment decisions.
A study by King's College London reveals that key metabolites in blood can indicate a person's long-term health and aging rate. The research identified a specific metabolite linked to birthweight and associated with age-related traits, suggesting it may be used to predict aging and develop therapies.
Researchers discovered that Antarctic octopods have genetically and functionally distinct haemocyanin forms that facilitate oxygen release at sub-zero temperatures. This physiological adaptation allows octopods to sustain aerobic life in cold environments.
A new study found that DNA particles in the blood can serve as markers of disease and may help identify patients with severely narrowed coronary arteries. Higher levels of these particles were linked to high levels of coronary artery calcium deposits.
A study found that elderly patients with kidney failure who use catheters have a high risk of death, while those using arteriovenous fistulas or grafts in their late 60s and 70s experience improved survival rates. However, for those over 80 years old, placing a graft may be a reasonable alternative to a fistula.
Researchers found that taking calcium before exercise results in less of a decrease in blood calcium levels and slightly lower parathyroid hormone levels compared to taking it after exercising. This could help maintain stable blood levels during exercise and potentially mitigate bone loss.
A UT Arlington study analyzed eight documented cases of drones in journalism, revealing significant issues with privacy and trespassing. The research found that drones are increasingly being used for journalistic purposes, often to capture footage of protests or secretive government activities.
A study found that exposure to triclocarban during lactation in rats can affect the early development of their offspring. The researchers found that pups exposed to triclocarban were significantly lighter and had a lower survival rate compared to those not exposed.
Research at Johns Hopkins Hospital found that nearly 1 in 10 doses of prescribed blood thinners were not administered to patients. Despite the effectiveness of preventive blood thinners, many patients are missing out on this crucial treatment due to misconceptions and lack of education.
Researchers found that short post-meal walks were as effective at reducing blood sugar over 24 hours as a 45-minute sustained walk. The most effective time for walking was after the evening meal, which helped curb high blood sugar levels that often last into the night and early morning.
A recent study found that approximately 40% of designated drivers have consumed alcohol, with many having blood alcohol levels that impair their driving skills. The researchers emphasize the importance of complete abstinence as a designated driver to ensure safety on the road.
Researchers developed a new method to measure cerebral blood flow in children on ECMO, finding that those who experienced strokes or brain bleeds had significantly higher blood flow rates than normal, two to six days prior. This technique could help physicians predict and prevent complications, with potential lead time for intervention.
Researchers found that standard strategies to prevent venous thromboembolism and pulmonary embolism are more effective than temporary blood clot filters. Higher doses of blood thinners in obese patients also showed no significant difference in preventing clots, according to the study.
The new guideline from the American Academy of Neurology helps people with stroke and atrial fibrillation decide whether to take blood thinners during surgery. For minor procedures, the risk of bleeding is small, but for certain hip and colon procedures, it's higher.
A study by University of Toronto Mississauga researchers found that offering economic incentives such as gift cards increased blood donations without compromising safety. The study used field-based studies with larger samples and found that incentives like paid vacation days led to a significant rise in annual blood donations.
A new set of guidelines aims to cut medication errors with anticoagulants, which account for nearly 7% of hospital errors. The guidelines recommend a multidisciplinary team approach, patient education, and standardized dosing protocols to reduce errors by up to 78%.