Articles tagged with Blood
A large study of 74,471 patients found that those who quit smoking after percutaneous coronary intervention (PCI) have comparable rates of heart attacks, strokes, and deaths to non-smokers. However, heavy smokers showed no improvement in cardiovascular outcomes.
Over 75% of hospitalized AKI patients lack proper follow-up kidney health testing after discharge. Less than 25% have kidney function monitored with blood and urine tests within 90 days of discharge.
Dr. Hung Nguyen is studying how medium chain fatty acid foods like coconut oil and avocados affect GVHD severity and mortality in transplant patients. His goal is to develop a dietary approach that reduces inflammation and corticosteroid use, improving patient outcomes for blood cancers.
A new study from Uppsala University has found that women with a high genetic predisposition for blood clots are six times more likely to develop a blood clot during the first two years of using contraceptive pills. This knowledge could be used to identify women at risk and counsel them on alternative methods of contraception.
A study of 20,048 British-Bangladeshi and British-Pakistani women found that those with the Factor V Leiden gene mutation who used oestrogen had more than double the risk of blood clotting. The presence of obesity, high blood pressure, high cholesterol, and kidney disease significantly increased this risk.
A new study found that only one out of four recommended screening tools for sepsis is reliable, with NEWS-2 accurately predicting 72.2% of all sepsis cases. The study also highlights the need for better awareness and more frequent use of effective screening tools to improve early sepsis recognition and survival rates.
A study at the Technical University of Munich found that people with long Covid experience altered blood vessels in the eye, which could be used to diagnose the condition. Persistent inflammatory responses were also linked to symptom severity and chronic inflammation.
A new study suggests that cerebral amyloid angiopathy (CAA), a common cause of spontaneous brain hemorrhages, can be transmitted via blood transfusion. Patients who received blood from donors with CAA were more than twice as likely to suffer a brain hemorrhage themselves.
Researchers found that patients with HPV-positive cancers develop recurrent disease significantly later than those that were HPV-negative, and also are more likely to spread to the lungs. A new, highly sensitive blood test has been developed to detect cancer earlier, using a framework for combining routine blood testing and imaging.
Researchers discover compound Urolithin A restores mitochondrial function in hematopoietic stem cells, rejuvenating blood reconstitution capability and improving immune system function. The study shows promising results in aging mice, paving the way for potential interventions targeting age-related health conditions.
Researchers found that pregnant mice experiencing copy number variation (CNV) showed similarities to aging, with biomarkers and genetic effects appearing during pregnancy and reversing after delivery. This study aims to revolutionize aging treatment by investigating the mechanisms behind post-labor rejuvenation.
Patients taking non-selective beta-blockers for knee pain have a 54% reduced risk of undergoing total knee arthroplasty. Prolonged use and high adherence to treatment also showed strong protective effects.
A Michigan Medicine study found that pulmonary embolism death rates remained unchanged over the past decade, with higher mortality rates among men, Black patients, and those from rural areas. The study analyzed over 100,000 deaths related to pulmonary embolism between 2006 and 2019.
Research at Columbia University's Mailman School of Public Health detected significant levels of metals in the blood and urine of marijuana users, suggesting that marijuana is a source of lead and cadmium exposure. Measurements reported by participants showed higher lead levels in blood and urine among exclusive marijuana users compare...
A nationwide study found that modern blood thinners (NOACs) reduce the risk of serious bleeding by up to 45 percent compared to traditional drug Waran. Apixaban, a NOAC substance, is associated with a lower risk of bleeding in both short and long-term treatment.
Researchers have identified four specific factors that can predict atrial fibrillation, a condition that increases stroke risk by up to five times. The team developed an easy-to-use tool for doctors to identify high-risk patients, which may lead to targeted treatment and reduced future strokes.
Researchers found a significant increase in pediatric trauma admissions during the COVID-19 pandemic, with younger patients and falls from moderate heights being more common. Blood alcohol levels were also higher in patients aged 14-18 years old, suggesting targeted interventions to curb alcohol use may be needed
A new study from Texas A&M University finds a correlation between secondhand smoke exposure and higher blood lead levels in children. The research suggests that education and mitigation efforts can further protect kids and adolescents from lead exposure, building on past success of lead removal initiatives.
Scientists have identified platelet factor 4 (PF4) as a common messenger for the cognitive benefits of young blood transfusion, exercise, and the longevity hormone klotho. Studies show that PF4 calms down the aged immune system, reducing inflammation and promoting brain plasticity and cognition.
Researchers analyze ancient documents to shed light on the health of Vlad III, the legendary inspiration behind Count Dracula. The study reveals potential signs of respiratory problems and a condition that could have caused him to cry blood.
Researchers examine translational studies on peripheral surrogates of tumor burden, including circulating tumor DNA, miRNA, and HPV-specific antibodies, to inform chemotherapy and immunotherapy strategies. These biomarkers show promise as prognostic and predictive markers of response to treatment.
Researchers at West Virginia University are tracing the cause of diabetic heart disease using diabetic animal models to examine mitochondrial function. They hope to understand how faulty protein import affects the mitochondria and explore potential treatments to improve energy production and reduce cardiovascular risk.
Researchers have made a significant discovery in gene therapy, showing that genetically engineered blood stem cells can be created while still in the bone marrow. This approach eliminates the need for chemotherapy and transplantation of corrected cells, cutting costs and improving access to critical treatments.
Research by the Peter Doherty Institute found that inflammation alters plasma composition, hindering parasite maturation. This work reveals a new mechanism slowing down malaria parasite development in the bloodstream.
A team of researchers developed a novel method that leverages temporal characteristics of blood pulse to estimate heart rates with improved accuracy, especially in scenes with ambient light fluctuations. The proposed method showed a 36.5% improvement in estimation accuracy compared to conventional methods.
A new drug formulation designed for treating children with HIV has shown safety, tolerability, and effectiveness in a study published in The Lancet HIV. The formulation contains three medications and was found to suppress HIV levels below 200 copies/mL in 98% of participants.
Research analyzed seven international studies and found a continuous increase in blood pressure measures with both low and high alcohol intake. Low levels of alcohol consumption were linked to detectable increases in blood pressure levels, which may lead to a higher risk of cardiovascular events.
The study reveals altered magnitudes and coherence between oscillations in brain vasculature and brain waves in older adults. This finding has significant implications for the assessment of Alzheimer's disease and monitoring of neurodegenerative disorders.
Researchers developed a blood test to detect nerve injury in MS and found it works for children, even when symptom-free. The test measures neurofilament light chain levels, which reflect nerve cell injury.
A new study from the University of Missouri found that poverty, low health literacy, cultural beliefs, lack of infrastructure, and political issues hinder diabetes self-management for Haitian migrants. The researchers suggest targeted interventions, such as community gardens and healthcare education through local priests.
Researchers develop a new technique to detect circulating tumor cells in blood, overcoming noise issues with existing methods. The dual-ratio approach enhances penetration range and accuracy, paving the way for quicker diagnosis of metastasis.
A study published in Diabetes journal has discovered neurons in the brain that can detect and respond to changes in blood sugar levels. This discovery may help doctors reduce blood sugar levels in patients with diabetes by targeting these neurons.
New studies show cow colostrum can reduce infant formula use and strengthen mother's milk in premature babies, providing essential nutrients like amino acids. Researchers hope to optimize cow colostrum product for critical first few weeks after birth.
Researchers discovered bimetallic tartrate complexes with unique structures, formed by insufficient ligand, leading to improved sensor characteristics for microbiosensors. The study showcases the potential of laser-induced chemical liquid phase deposition for creating nanostructures with various applications.
Researchers at the University of Wisconsin-Madison found that ticks can harbor transmissible amounts of the protein particle causing CWD, potentially spreading the disease between deer. The study also suggests that better land stewardship and tick management could help manage CWD populations.
Researchers discovered that using fat-free mass for gentamicin dosage calculation yields more effective results than traditional methods. This method is particularly beneficial for premature babies, who have weaker kidneys and require adjusted dosing.
A deep learning-based model developed in 7,105 patients predicted 30-day all-cause mortality in patients with CAP with AUCs ranging from 0.77 to 0.80. The model showed higher specificity than the CURB-65 score at the same sensitivity.
A clinical trial has shown that desmopressin may reduce the risk of death or disability in stroke patients taking antiplatelet drugs. The results support the need for a large-scale trial to determine its effectiveness.
A new device combines rapid hemorrhage management, infection control, and sensing capabilities for long-term monitoring. The device features a tunable biodegradation rate and can detect bleeding in real-time using a nanowire-based capacitive sensor.
A study published in Blood reveals that SARS-CoV-2 prefers to infect blood group A cells, increasing the risk of infection. The Omicron strain of the virus also shows a stronger preference for A cells.
Researchers found that obese patients with mild traumatic brain injuries had higher levels of inflammatory biomarkers and prolonged symptoms compared to those with healthy body mass indexes. The study suggests that obesity may mediate the inflammatory response and symptoms in mTBI patients.
Researchers aim to identify best practices for increasing viral suppression in low-income populations with HIV. They will examine state AIDS Drug Assistance Programs to understand disparities in care and outcomes.
Researchers found that exercise-induced heart rate can cause plaque in moderately to severely blocked carotid arteries to migrate and halt blood flow to the brain. This can lead to ischemic stroke. The authors recommend checking arterial health regularly for people doing intense workouts.
Researchers found that leukemia cells use messenger particles to navigate and release molecular cargo at distant sites, driving cancer metastasis. A potential therapeutic strategy involves targeting these particles with an antibody drug that blocks E-selectin activity.
Researchers found that 'concerning' CT imaging results were associated with lower clinical outcomes and shorter hospital stays in low-risk patients with acute pulmonary embolism. This suggests that emergency physicians may be managing these patients differently, leading to unnecessary hospitalizations.
A new study has found that the drug tranexamic acid significantly improves survival rates among severely injured patients, with approximately four extra survivors for every 100 treated with the medication. However, the long-term outcomes of care and quality of life remain a concern, highlighting the need for further research.
Researchers at Tulane University have identified a synthetic compound called dimethyl malonate that can prevent coagulopathy during massive hemorrhages. The study found that this compound inhibits excessive cellular metabolism, preventing the glycocalyx from shedding and causing bleeding to stop.
Chronic exposure to low levels of contaminant metals through household items, air, water, soil, and food increases the risk of cardiovascular disease. Monitoring environmental metal levels and testing for exposure are key steps to implement public health initiatives.
Researchers used machine learning to build predictive models for nine common diseases based on genetic information and blood biomarkers. Blood biomarkers provided better prediction in nearly all cases, especially for near-term risk, suggesting direct links between some measures and the pre-symptomatic phase of disease.
Researchers at Gladstone Institutes discovered that blood leaking into the brain triggers toxic genes in microglia, turning them into harmful cells that destroy neurons. Fibrin, a blood protein, is responsible for this process, which can lead to cognitive dysfunction and motor impairment.
The new scientific statement highlights the importance of identifying the root cause of pediatric cardiomyopathy to develop effective treatment strategies. Genetic testing is recommended for all children with cardiomyopathy, which may lead to financial and emotional cost savings.
Scientists have developed an innovative platform using engineered human tissue to study how pathogens carried by mosquitoes impact and infect human cells. This breakthrough holds promise for studying other disease vectors like ticks, which spread Lyme disease.
A new study published in Hypertension found that oral estrogen hormone therapy may increase the risk of high blood pressure in women, while transdermal and vaginal formulations appeared to have a lower impact. The research involved over 112,000 women aged 45 years and older who took estrogen-only hormone therapy.
A new study published in the Journal of the American Heart Association found that elevated levels of two protein biomarkers associated with heart damage were linked to undetected or symptomless cardiovascular disease in adults with Type 2 diabetes. The study analyzed health information and blood samples from over 10,300 adults and foun...
A study of 8,269 pediatric patients reveals persistent disparities in central line–associated bloodstream infection rates for Black patients and those who speak a language other than English. Stratifying outcomes to assess for disparities may inform targeted interventions to improve equity.
Researchers at the University of Gothenburg have developed a new blood test that can measure biomarkers in the blood before and after neurosurgery, correlating with the extent of brain injury. The study found that high levels of certain markers may indicate damage that could cause cognitive problems for patients in the long term.
Researchers discovered that vascular toxicity linked to these drugs is unrelated to angiogenesis-related genes, but rather due to changes in vascular architecture. This new understanding will help select the most effective and safe way to modulate angiogenesis in ischemic tissues or cancer.
Researchers found that a combination of amyloid burden and blood markers of abnormal astrocyte activation can predict Alzheimer's disease progression. Testing for these biomarkers may help identify patients at risk, enabling earlier diagnosis and treatment.
Two researchers will receive $1 million each for their five-year studies on new medication-based approaches to repair damaged aortas, as well as the effects of exercise on healing heart muscle and brain tissue after a heart attack or stroke. The American Heart Association's Merit Award supports innovative research with high impact.
Researchers found variability in IgA levels between blood and gut samples, suggesting IgA regulates commensal microbes to prevent immune dysregulation. Patients with normal fecal IgA were less likely to develop symptoms, while those deficient in both blood and fecal IgA showed elevated inflammatory cytokines.