Articles tagged with Blood
Researchers have developed a superhydrophobic material that repels blood and promotes fast clotting, making it ideal for use as a bandage. The material's antibacterial effect also reduces the risk of infection when changing bandages.
A new study published in Blood Advances reveals that patients with metabolic syndrome are more likely to experience recurrent blood clots. The study analyzed 151,054 patients diagnosed with deep vein thrombosis and found that those with comorbid metabolic syndrome conditions had a higher risk of VTE recurrence.
A study by Uppsala University found that sleeping deprivation for just one night increased tau protein levels in the blood of young, healthy men. This accumulation can start decades before Alzheimer's symptoms appear.
Researchers at Children's National Hospital developed a direct measurement technique for cardiac output in newborns, utilizing changes in blood velocity after injecting saline. The study used ultrasound dilution and reported promising results, with potential implications for personalized care of critically ill newborns.
A new blood test has been developed to measure microRNAs in children's blood, which can indicate sufficient or inadequate sleep. This test may provide a more reliable metric for assessing sleep hygiene and predicting susceptibility to various health conditions.
A preliminary study found that losing a night of sleep increases tau levels in blood by an average 17-percent compared to a good night of sleep. Higher levels of tau may reflect clearance of proteins from the brain or elevated levels in the brain.
Researchers found that a ketone monoester drink can help participants with Type 2 diabetes and pre-diabetes better control their blood sugar levels without insulin changes. The study's lead author notes that while ketone supplements are not a magic bullet, they may be another strategy for managing the disease.
A new study reveals that peripherally inserted central catheters (PICCs) increase the risk of blood clots and bloodstream infections in children. Children with a prior history of VTE, larger caliber catheters, or leukemia are more susceptible to these complications.
A US astronaut on the International Space Station developed a deep vein thrombosis, prompting UNC expert Stephan Moll to consult and develop a treatment plan. Moll advised on using Enoxaparin and Apixaban to effectively treat the blood clot, which was successfully managed over 90 days.
A team of researchers discovered a case of stagnant blood flow resulting in a clot in the internal jugular vein of an astronaut on the International Space Station. The study found that anticoagulation therapy was effective in reducing the size of the clot, but not eliminating it entirely.
A review article published in The New England Journal of Medicine suggests that intermittent fasting can improve blood sugar regulation, increase resistance to stress, and suppress inflammation. Studies have shown that this adaptation may trigger a slower metabolic process, which can lead to weight loss and reduced belly fat.
A study by McMaster University researchers found that levels of NT-proBNP, a common cardiac blood test, can predict cardiac and vascular complications after non-cardiac surgery. The test may help doctors identify patients at risk and inform treatment decisions.
A genetic risk score can identify individuals at a 3-fold increased risk of developing ischaemic stroke, a devastating condition. This scoring system may require more intensive preventive measures than current guidelines recommend.
A new study found that over 24 routine blood tests are affected by childhood obesity, including liver function tests and inflammation markers. This discovery could help doctors better interpret test results and provide more accurate diagnoses.
Researchers used lipidomics and machine learning to identify a blood lipid profile linked to type 2 diabetes risk, which improved prediction over traditional methods. Lifestyle factors such as diet and physical activity also played a role in modulating the blood lipid profile.
A new review study published in the American Journal of Lifestyle Medicine finds that egg-industry funded research tends to skew findings, leading to a neutralized image of eggs as a cholesterol-raising product. Over 85% of studies showed unfavorable effects on blood cholesterol levels.
A large study published in the New England Journal of Medicine found that high doses of vitamin D do not reduce mortality or improve non-fatal outcomes in critically ill patients. The Vitamin D to Improve Outcomes by Leveraging Early Treatment (VIOLET) study included over 200 researchers and showed no difference in mortality rates, hos...
A new study by Columbia University researchers suggests that a diet high in refined carbohydrates, particularly added sugars, may be partly to blame for insomnia. Women who consumed more vegetables and whole fruits were less likely to develop problems with insomnia.
University of Guelph researchers have discovered that cortisol, a key stress hormone, accumulates in fish scales slowly and remains there for weeks. This allows scientists to gauge long-term stress levels without invasive blood tests.
Researchers have found a causal link between high blood triglycerides and chronic inflammation, leading to kidney damage and vascular disease. A diet low in fat can significantly extend the life expectancy of patients with diabetes or high blood pressure.
Researchers discovered a link between uremic solutes and Aryl Hydrocarbon Receptor (AHR) activation in CKD patients. This finding may lead to new clinical blood tests and medication development targeting AHR inhibitors for treating CKD complications.
Researchers found that beta-blockers increase the risk of hospitalizations for heart failure among patients with 'stiff heart' heart failure, characterized by a normal squeeze but impaired relaxation of the heart muscle. Beta-blocker use was associated with a 74% higher risk of hospitalizations in this patient population.
A new approach to interpreting D-dimer blood tests can help rule out pulmonary embolism and reduce the need for CT scans, freeing up resources and reducing radiation exposure. The study found that a higher-than-usual D-dimer level can be considered a negative result in patients with low probability of having a pulmonary embolism.
Scientists are testing a magnetically-actuated fluidic valve to reduce bleeding in trauma patients. The system uses an injectable magnetorheological suspension and externally placed magnets to create an obstruction, halting blood loss and stabilizing blood pressure. This could potentially extend survival time by at least 30 minutes.
Researchers identified kynurenine and indoxyl sulfate as key culprits in generating clot formation in cancer patients via AHR signaling. These metabolites can be measured in the blood to predict risk of deep vein thrombosis, and their inhibition may lead to future drug development.
A Mayo Clinic-led study found that people with inflammatory bowel disease, Type 1 diabetes or blood clots may be at increased risk of developing rheumatoid arthritis. Comorbidities are linked to poorer outcomes for patients with rheumatoid arthritis, including worsened physical disability and increased mortality.
Researchers found that adjusting CGM alarm settings can inform patients about high or low blood sugar events early, enabling timely treatments. The study suggests simpler adjustments to these thresholds could lead to better management of hypo- and hyperglycemia for people with type 1 diabetes.
A new study found that light-to-moderate exercise improves blood vessel density and muscle function in patients with sickle cell disease. After an 8-week regimen, participants showed significant improvements in their physical abilities and quality of life.
A randomized clinical trial compared maternal blood loss with immediate and delayed umbilical cord clamping, finding no significant difference. The study included 113 women who had a scheduled cesarean delivery at term, with results suggesting that delaying cord clamping may not impact maternal bleeding.
Critically ill patients undergoing heart stent procedures with Impella ventricular assist devices are at increased risk of bleeding, kidney problems, stroke, and death compared to those using balloon pumps. The study suggests a need for more research on the use of these devices in clinical practice.
Tiny robots equipped with magnets are steered through arteries to break up blood clots using controlled rotating magnetic fields. This non-invasive method has the potential to improve patient comfort and reduce the risk of infection, making it a promising alternative to current treatments.
A new wetsuit material with ultra-high molecular weight polyethylene fibers can help reduce injuries from White Shark bites. The study found that the new fabrics were more resistant to puncture, laceration, and bites than standard neoprene.
A new study published in Blood Advances found that patients receiving multidisciplinary, holistic evaluation before undergoing transplantation have improved outcomes and survival rates. The team-based approach coordinated recommendations from various care providers and created individualized treatment plans.
Researchers at University of Queensland have discovered markers in blood that differentiate benign moles from melanoma, as well as detect cancer spread to other areas. The blood test may monitor very early signs of the disease, allowing for better screening of patients with eye naevi.
A study of 1,369 children found that high levels of good cholesterol and bad fats at birth can predict social and emotional development issues at age 5. Children with high-density lipoprotein (HDL) and low triglycerides showed improved psychological ratings from teachers.
Biomedical researchers at Cincinnati Children's Hospital Medical Center have developed a new rapid blood assay called PERSEVERE to detect and stratify sepsis. The test accurately predicts patient risk of death from sepsis, enabling early medical interventions with greater precision.
A three-year clinical study found that reducing uric acid levels with the generic drug allopurinol did not slow diabetic kidney disease progression in type 1 diabetes patients. The study's conclusions provided a clear answer to an important scientific question, while suggesting further research may be needed.
Dr. Yamamoto received the prestigious Karl Landsteiner Memorial Award and Lectureship for his work on blood group genes. He has contributed to a better understanding of glycosylation polymorphisms and cancer-specific glycosylation alterations.
Researchers discussed recent clinical study results comparing fibrinogen concentrate and cryoprecipitate in cardiac surgery, highlighting fibryga as a potential alternative for managing perioperative bleeding. The studies provide important data on fibryga's efficacy and safety in treating acquired fibrinogen deficiency.
A study of 1,400 UK children found that exposure to adverse experiences and stress at a young age is associated with elevated levels of inflammation in the blood. The researchers also found that this association persists into young adulthood.
Researchers at Boston University have made the first-ever images of cerebrospinal fluid washing in and out of the brain during sleep. The study shows that CSF pulses in rhythmic waves, closely tied to brain wave activity and blood flow, which could provide insights into age-related impairments and neurological disorders.
Researchers observed vampire bats developing strong social bonds during captivity that persisted in the wild, suggesting shared history plays a role in maintaining relationships. The study used pioneering technology to track bat interactions and found test bats had stronger bonds with each other than control bats.
A large study of over 200,000 men found that high levels of 'free' testosterone and insulin-like growth factor-I (IGF-I) are associated with an increased risk of prostate cancer. The research suggests that these hormones could be modified to reduce prostate cancer risk, taking us a step closer to strategies for prevention.
Researchers found that birds in constant traffic noise had lower levels of corticosterone in their blood compared to quiet environments. This suppression may protect against negative effects of chronic stress on the immune system. Chicks from noisy parents were also smaller but caught up after leaving the nest.
Researchers at McMaster University have identified chemical signatures detectable in blood and urine that can accurately measure dietary intake. The study validates a panel of metabolites in urine and plasma that correlate with consumption of fruits, vegetables, protein, and fiber.
A study published in the American Journal of Human Genetics has identified 57 genetic variations associated with declines in blood oxygen levels during sleep. These findings provide insight into the hereditary basis of this trait and its relationship to sleep disorders and lung diseases.
Researchers at Institut Pasteur have identified GDF11 as a blood factor involved in weight loss and aging. The study shows that GDF11 mimics the benefits of calorie restriction, inducing metabolic changes and promoting neurogenesis in the brain.
Patients who received courteous care during blood draws reported a 390% reduction in pain perception, with 82% experiencing excellent pain control. Empathetic providers were found to make a substantial difference in patient experience.
A pilot program introducing safer mining practices in Nigerian gold mining communities has reduced blood lead levels among miners by 32%. The study, published in the British Medical Journal Occupational and Environmental Medicine, also found that women miners experienced lower reductions in lead levels. The project's success demonstrat...
Researchers are examining whether molecules in young blood could help treat age-related disorders, such as macular degeneration and Alzheimer
Research from The University of Queensland found that even small amounts of alcohol during pregnancy can cause insulin-resistance in male rats. Male rats exposed to low levels of prenatal alcohol showed signs of becoming diabetic at six months old.
A clinical trial found that testosterone significantly increases young women's running capacity, with a notable impact on anaerobic performance and lean body mass. The study suggests that allowing female athletes with high testosterone levels to compete without hormone reduction could be fair.
A new blood test increased diagnoses of women with heart attacks by 42%, but the gender gap in treatment remains. Women were 50% less likely to receive recommended treatments after a heart attack diagnosis.
A Tulane University study links long-term soil lead changes to children's blood lead levels, highlighting urban areas' role in exposing kids to toxic metals. The research also reveals socioeconomic disparities in lead exposure, with black children more likely to have higher blood lead levels.
Researchers discovered a 44% decrease in topsoil lead between 1999 and 2017 and a 64% decline in children's blood lead levels between 2000 and 2016. These findings suggest a link between reduced soil lead and lower blood lead levels in children.
A systematic review and meta-analysis found that nonpharmacologic treatments, such as massage and touch therapy, were more effective than pharmacologic treatments in reducing aggression and agitation in adults with dementia. The authors recommend prioritizing nonpharmacologic approaches over medications due to potential harms associate...
Researchers at the University of Dundee develop a blood test to detect desmosine, an amino acid released by diseased aortas into the blood and urine. This test improves diagnosis and monitoring of aortic aneurysms, potentially saving lives by identifying patients at risk.
The American Heart Association's new scientific statement identifies the benefits and risks of novel interventional devices for treating pulmonary embolism. The devices, which remove or dissolve clots in the lungs, are shown to be effective but carry moderate risks, particularly in patients with intermediate-risk PE.
An observational study of 1,442 mother-child pairs found associations between maternal lead blood levels and intergenerational risk of childhood overweight/obesity. Adequate folate levels in mothers were also shown to mitigate this risk, suggesting a potential protective effect.
Experts discuss the importance of vaccination in preventing serious complications from diseases like measles, influenza, and cystic fibrosis. The panel emphasizes that vaccines are effective in keeping disease rates low when majority of people are vaccinated.