Articles tagged with Blood
A recent study found that the new NICE thresholds for diagnosing gestational diabetes in pregnancy are less effective than international criteria, potentially missing thousands of women at high risk. The research suggests that using the WHO guidelines could identify an additional 3,000 to 4,000 women each year in the UK.
Researchers at Lehigh University present breakthroughs in capturing tumor cells, creating bioengineered enzymes to fight bacterial biofilms, and developing a stable chemical reagent. These innovations have the potential to positively impact industries such as food safety and medical devices.
A statewide quality improvement program helped reduce serious blood clot complications by more than half in Michigan trauma centers. The program, which provides data-driven feedback and best practices, led to a significant drop in venous thromboembolism events after switching from one anti-clotting agent to another.
A study published in Neurology found that people with mild cognitive impairment or dementia due to Alzheimer's disease have abnormal levels of lysosomal proteins in their blood. These proteins, found in tiny nerve cell-derived blood particles called exosomes, may serve as biomarkers for early treatment and prevention.
Researchers have developed VirScan, a method that can analyze a single drop of blood to identify past and present viral infections. The technology shows promise in uncovering unexpected factors affecting individual patients' health and expanding opportunities for large-scale analysis.
A new study reveals that clinical and genetic factors affecting warfarin dose vary by race, highlighting the need for race-specific dosing equations to improve anticoagulation control. The research team found that gene variants may have different effects on dose across racial groups, particularly among African Americans.
Research at Duke-NUS Medical School reveals lysophosphatidylcholines (LPCs) are crucial for human brain development and function. Studies show that mutations in the protein Mfsd2a, which transports LPCs, lead to impaired brain growth and function.
Researchers have discovered a novel antibody insecticide that targets the African malaria mosquito, offering an alternative control strategy to halt the spread of the disease. The antibodies work by targeting a key component of the mosquito's nervous system, killing over 90% of infected insects within a day.
A recent study published in Cell Metabolism has raised doubts about the age-reversal properties of GDF-11, a molecule previously linked to anti-aging effects. The research found that GDF-11 actually worsened muscle regeneration in older animals, contradicting previous findings.
Researchers studied 293 patients with brain metastases and blood clots to determine if administering blood-thinning medication was safe. The study found no significant difference in bleeding risk between patients who received a widely used blood thinner and those who did not.
A new study found that a deep-water fish called the opah harnesses heat generated by flapping its pectoral fins to warm its body. This unique adaptation enables the opah to operate in cold and deep water with high-performance capabilities.
Cedars-Sinai gastroenterologist Mark Pimentel has developed two simple blood tests that accurately diagnose irritable bowel syndrome (IBS) in millions of people worldwide. The new blood tests identify specific antibodies reacting to toxins from bacteria, such as salmonella, and confirm IBS diagnosis with greater than 90% certainty.
The opah's unique design allows its entire body to maintain an elevated temperature through counter-current heat exchange in its gills. This adaptation enables the fish to swim faster, react more quickly, and see better, making it a high-performance predator in cold waters.
A simple blood test can predict which chronic hepatitis C patients will respond to interferon-based therapy, according to a recent study. The researchers found that levels of oxidized low-density lipoprotein (LDL) in the blood predicted treatment response.
Researchers have developed wearable E-skin and paper diagnostic machines that provide real-time health data, empowering patients to take control of their health. The low-cost devices can detect vital signs, track disease progression, and even diagnose infections.
Researchers developed a new method to detect isatin, a potential stress biomarker, in blood samples using enzymatic reaction and phase extraction. Isatin levels are elevated in patients with stress, Parkinson's disease, and pregnancy.
A new mobile phone microscope, called CellScope Loa, uses video and automation to detect and quantify infection by parasitic worms in a drop of blood. The device is as accurate as conventional screening methods and can provide critical information for health providers in the field.
Researchers analyzed metabolites in the blood of children undergoing heart surgery for congenital heart disease and found a link between certain molecules and clinical outcome. The presence of ketone bodies correlated with better outcomes, while other metabolites such as citrate, lactate, and alanine were associated with poorer outcomes.
Researchers have developed a mobile phone microscope that can quickly detect parasitic worm levels in blood, enabling safe resumption of mass drug administration campaigns. The device can identify people with high levels of microfilariae in under two minutes, reducing errors and increasing efficiency.
Researchers at Mayo Clinic analyzed data from over 20,000 patients and found that toxic levels are rare among those taking supplements. High levels above 50 ng/mL were associated with increased risk of kidney stones and other complications in women over age 65.
Researchers from Johns Hopkins Medicine have found that specific altered function in the left atrium may signal stroke risk in those with a-fib and possibly those without it. The study suggests that certain features of the heart's upper left chamber could be used to tell apart low-risk from high-risk patients.
A new study found that using a simple device for eight hours a night can help people with prediabetes improve their blood sugar levels and reduce the risk of progressing to diabetes. Continuous positive airway pressure (CPAP) treatment was shown to lower glucose metabolism, insulin regulation, stress hormone levels, and blood pressure.
Researchers at Worcester Polytechnic Institute are working on a three-year NIH-funded study to analyze how mechanical forces and cellular growth factors affect human heart valve biology. The goal is to develop more natural and longer-lasting replacement valves.
A new blood test has been developed to predict future breast cancer by analyzing metabolic profiles of over 57,000 people. The test shows a sensitivity of 80% in predicting the likelihood of developing breast cancer within two to five years.
Researchers found that Veterans Health Administration patients managed by pharmacists who educated and monitored them showed improved adherence rates. Pharmacist-led patient management was key to this success, involving regular education and follow-up to ensure medication was taken as prescribed.
A quarter of all atrial fibrillation patients at the lowest risk for stroke receive unnecessary blood thinners from cardiology specialists. Researchers found that males and older patients were more likely to be prescribed oral anticoagulation despite having no risk factors for stroke.
A new study estimates that using a diagnostic test for candidemia can reduce hospital costs by up to $5,858,448 per year. The T2Candida Panel provides species-specific Candida detection and identification directly from whole blood in 3-5 hours.
The TOAST classification system is widely employed in stroke studies worldwide, categorizing ischemic strokes into five broad causes. While useful for real-world research, it has limitations when determining treatment for individual patients.
A University of Oregon economist's study found that reducing punishments for drivers above the legal blood alcohol content (BAC) threshold results in lower recidivism rates. The study showed a 17% reduction in repeat offenses for BAC levels above .08 and an additional 9% reduction for levels above .15.
Researchers developed a new approach to identify reliable blood biomarkers for Parkinson's disease, which may lead to early diagnosis and targeted treatments. The study found RNA signatures that correlate with the disease-causing mutations in the LRRK2 gene.
Researchers identified duplicate regions on chromosomes 18 as a cause of false-positive results, with longer chromosomes more prone to errors. The study suggests maternal copy-number variants may contribute substantially to elevated risks, emphasizing the need for follow-up testing.
Researchers found that consuming fish and fish oil increases blood levels of a fatty acid linked to potential resistance to chemotherapy. The study advises patients to temporarily avoid fish oil before undergoing chemotherapy.
Researchers at UCI School of Medicine found a potential cause for cryptogenic strokes in 23% of patients with a left atrial septal pouch. The pouch's cul-de-sac nature may promote blood stagnation and clot formation, leading to stroke.
A new oral drug, ZS-9, has been shown to normalize high potassium levels in 98% of patients with chronic kidney disease treated with Renin Angiotensin Aldosterone System inhibitors (RAASI's). This effective treatment reduces the risk of fatal cardiac arrhythmias associated with hyperkalemia.
Researchers at the University of Notre Dame have developed a computational model that simulates the mechanical behavior of biofilms, which can be used to study issues such as blood clotting and waste treatment systems. The new model allows for the simulation of complex behavior, including viscoelastic properties, and can be adapted to ...
A team of investigators has developed the first fully implantable micropacemaker for fetal use, which has received FDA approval as a Humanitarian Use Device. The device is designed to treat fetuses with complete heart block, a condition that significantly slows the heart rate and impairs its ability to pump blood.
A new study found that high methylation levels in the Fragile X gene are associated with increased symptoms of depression and social anxiety in women with the premutation genetic abnormality. This blood test may help diagnose individuals at risk and initiate early treatment.
A recent NIH-funded study found that HIV can genetically evolve and replicate in the brain within four months of infection, with signs of inflammation or viral replication present in up to 30% of infected patients. The study suggests that early diagnosis and treatment are crucial to prevent potential brain damage.
Researchers found that a blood test immediately after heart surgery can predict postoperative stroke risk, with elevated BUN levels being the most powerful predictor. This study aims to better assess stroke risk and reduce incidents, disabilities, and expenses.
A study by Brigham and Women's Hospital found that routine potassium monitoring for healthy women taking spironolactone for acne does not change the course of treatment, but cumulatively costs $80,000. The researchers suggest ending routine testing to improve patient care experience and reduce healthcare spending.
A new study published in the New England Journal of Medicine found that routine thrombectomy during angioplasty for heart attacks does not provide a benefit and may increase the risk of stroke. The study included over 10,000 patients and randomly assigned half to receive angioplasty alone or with manual thrombectomy.
A large study has found that routine blood clot removal during heart attack treatment does not benefit patients and may increase the risk of stroke. The TOTAL trial involved over 10,700 patients and showed no differences in cardiovascular outcomes between those who received clot removal and those who did not.
A new study by UCLA researchers has shown the feasibility of a blood-based test for diagnosing Alzheimer's disease, offering a safer and more affordable alternative to current methods. The test uses blood protein panels to predict brain amyloidosis with modest accuracy.
Researchers found Antarctic octopods have high levels of haemocyanin, a blue oxygen transport protein, in their blood. This adaptation helps them supply oxygen to tissues at sub-zero temperatures.
Researchers at the University of Copenhagen have found a correlation between high levels of vitamin D and an increased risk of cardiovascular deaths, including strokes and coronary deaths. The study suggests that levels above 100 nanomol per liter may be detrimental to health.
Recent research suggests that irisin, believed to travel from muscle to fat tissue after exercise, may not exist in humans. New tests used in previous studies found antibodies were poorly vetted and nonspecific, leading to false positive results.
A recent study found that the apixaban-amiodarone combination significantly decreased stroke risk for patients with AFib who require both heart rhythm regulation and blood thinning medication. This alternative to warfarin offers a better option for managing high-risk atrial fibrillation.
Recent articles in JBJS publications examine the relationship between bisphosphonates and atypical femoral fractures. Prodromal thigh pain, radiolucent lines on X-rays, and prolonged bisphosphonate use are indicators of an impending fracture. Conservative management with discontinuation and weight-bearing is recommended.
The new guidelines increase the proportion of AFib patients recommended for drug therapy by 19%, particularly affecting women and people over 65, who now have a lower age threshold for stroke risk assessment.
Reversing international normalized ratio (INR) below 1.3 within 4 hours and maintaining systolic blood pressure less than 160 mm Hg at 4 hours were associated with lower rates of hematoma enlargement. Resuming anticoagulant therapy was linked to a lower risk of ischemic events without increased bleeding complications.
Researchers at Houston Methodist have developed magnetic nanoparticles that can destroy blood clots 100 to 1,000 times faster than a commonly used clot-busting technique. The nanoparticles are coated in albumin and loaded with the drug tPA, allowing it to reach the clot more effectively.
Researchers developed a customized genetic construct using tiny DNA minicircles to detect cancer in mice. The technique uses a protein called secreted embryonic alkaline phosphatase, which is not produced in adults but is present in embryos.
Researchers discovered that DPP-4 inhibitors stimulate insulin production and increase glucagon levels, providing protection against hypoglycaemia in mice. This finding could lead to new areas of application for existing diabetes drugs.
Researchers developed a model to predict who stands to gain most from diabetes-preventing drugs or lifestyle changes like exercise and weight loss. The model identified seven key factors: fasting blood sugar, A1C level, triglycerides, family history of high blood sugar, waist measurement, height, and waist-to-hip ratio.
Research suggests that exercising after a meal can lower blood sugar and fat levels, providing more benefits than exercising before dinner. The study found that resistance exercise performed after dinner had the most powerful effect on reducing glucose and fat levels.
Middle-aged women who engage in regular physical activity have lower risks of heart disease, stroke, and blood clots compared to inactive counterparts. Moderate physical activity levels appear to provide the greatest reduction in risk, with more frequent activity offering little additional benefit.
Research found that patients with low vitamin D levels suffered larger areas of dead tissue resulting from obstruction of the blood supply compared to those with normal levels. Additionally, a 10 ng/mL reduction in vitamin D level was associated with a decreased chance for healthy recovery after stroke
A new biomarker in the blood has been identified that can predict the risk of developing dementia, allowing for more precise risk evaluation and earlier prevention efforts. The study involved 76,000 people and revealed a link between low levels of apolipoprotein E and increased dementia risk.
A new study by University of Pennsylvania researchers found that mosquitoes increase production of immune system proteins called leucine-rich repeat immune proteins (LRIMs) after feeding on blood, which helps fight off parasites that may be present in the blood.
Researchers developed a smartphone accessory that performs a lab-based blood test in just 15 minutes, detecting three infectious disease markers from a finger prick of blood. The device has a manufacturing cost of $34 and can be attached to any compatible smartphone for rapid diagnosis.