Articles tagged with Blood
African patients with chronic hepatitis B face limited access to treatment due to inadequate guidelines. Researchers propose lower treatment thresholds and better adapted guidelines for the African population.
The procedure requires thorough pre-procedural evaluation and assessment of anatomical and hemodynamic data. Long-term results indicate that TPVR can effectively restore RVOT function, while improving survival rates and reducing the need for reintervention across age groups. Vigilant testing is recommended to avoid rare but serious com...
Researchers developed predictive models using serum microRNAs to identify patients at risk of requiring early palliative care. The study used serum samples from 178 patients with various types of cancer and found that miRNA-based models had higher accuracy than clinical models in predicting referral to a palliative care unit.
A new study examines the cost-effectiveness of anticoagulation strategies for blood clots in cancer patients, finding that direct oral anti-coagulant (DOAC) drugs are more effective and cost-effective than low molecular weight heparin (LMWH). DOACs were favored as being more effective and less costly than LMWH in base-case analysis but...
A study in Serrana, Brazil showed that mass vaccination reduced severe cases and death rates even while gamma and delta variants were circulating. Vaccination coverage reached 80% of the target population.
Researchers have created a hydrogel-based material that can absorb up to three times more water-based liquid than traditional paper towels. The gel sheets also show promise in absorbing thick liquids, such as blood and syrup, with high efficiency and stability.
A new injectable hydrogel has been developed to rapidly stop bleeding from traumatic wounds. The material becomes solid when injected into the body and can be easily washed away with a cold saline solution.
A Rutgers study found that Hispanic and Latino young men with higher education who were born in the US and speak mostly English at home are more likely to use e-cigarettes. The study analyzed data from 11,275 adult participants and found a high use of e-cigarettes among those under 45 years of age.
Researchers found that 'The Secret', a centuries-old folk medicine remedy, does not prevent bleeding after invasive coronary procedures. However, the study suggests that it may have therapeutic value due to its placebo effect, potentially providing stress relief for its believers.
Researchers at Kyoto University have discovered a vital role of two proteins, ABCA1 and Aster-A, in maintaining the asymmetric distribution of cholesterol within cells. This process allows for selective control over substances entering and leaving cells.
A study by Osaka University tracked the survival of antibody-producing plasma cells, finding that most die shortly after immune response, but a small population can survive for months or years. The researchers identified molecular markers distinguishing these long-lived plasma cells from short-lived ones.
Researchers found that simultaneously targeting two signalling switches can severely inhibit tumour angiogenesis, cancer growth and metastasis in multiple models of cancer. This approach has the potential to restrict a cancer's ability to escape therapy by rapidly destroying the VEGF receptor when both receptors are targeted.
A new study identifies anti-Müllerian hormone (AMH) as a key factor in regulating cholesterol levels during the menopause transition. High AMH levels are associated with lower HDL-C, or good cholesterol, which may indicate cardiovascular risk despite its traditionally protective effects.
A study found that antibodies to common antibiotic gentamicin are associated with an increased risk of progression to type 1 diabetes in children already genetically at risk. The researchers also identified an association between the FUT2 gene and the production of these antibodies, which may be compounding risks for type 1 diabetes.
A new, non-invasive malaria detection tool developed by a University of Queensland-led team can quickly identify entire villages or towns suffering from the disease. The device uses infrared-light and is chemical-free, needle-free, and detects malaria through the skin.
A study of 510 children with chronic kidney disease found that declining hemoglobin levels were associated with significant growth impairment even when above guideline-targeted levels. Lower hemoglobin values are linked to poorer growth, independent of kidney function and age.
A new diagnostic pathway for prostate cancer reduces the number of harmless tumors found during screening, halving the risk of overdiagnosis. This strategy involves using MRI to guide targeted tissue sampling, reducing the need for unnecessary biopsies and associated complications.
A large study found that most Canadian children and adults younger than 60 had been exposed to SARS-CoV-2 through a combination of vaccination and infection. The study, conducted in British Columbia, shows a dramatic change in the proportion of the population with antibodies over the first 2.5 years of the pandemic.
Researchers developed an efficient engineered pathogen capture method to quickly identify infectious microbes in tiny blood samples. This advanced technology could significantly improve clinical outcomes for children with bloodstream infections and sepsis.
A study of over 1000 Australian adults found that people with trouble sleeping were more likely to have indicators of poor cardiometabolic health, including inflammatory markers, cholesterol, and body weight. Prioritizing a good night's sleep is crucial for maintaining good health, according to researcher Dr Lisa Matricciani.
Researchers found shared genetic factors that contribute to severe COVID-19 risk and blood analyte levels. High triglyceride levels were strongly linked to increased risk of severe disease, supporting the use of lipid-lowering drugs against severe COVID-19.
Scientists at Medical College of Georgia discover a new target to intervene in coronary artery disease, the most common type of heart disease. The target is ATIC, a gene essential for purine production, which increases in response to arterial disease.
A new study suggests that blood tests can predict survival odds for patients with metastatic cancer by analyzing the proportion of tumor DNA in the bloodstream. Patients with higher levels of tumor DNA in their bloodstreams were found to have poorer survival rates across all cancer types studied.
A study found that individuals with blood group Rh(D) have a higher risk of contracting parvovirus, which causes fifth disease. The study screened over 160,000 blood donors in Germany and found all infected persons belonged to the Rh(D) blood group.
A new microfluidic multiplexed chip uses CRISPR technology to detect SARS-CoV-2 and monitor antibiotic levels, offering a rapid and sensitive solution for managing COVID-19 patients. The test omits nucleic acid amplification and can be easily adapted to new virus mutations.
A trial found that extending anti-clotting treatment after a blood clot in the lower leg reduced further clot risk up to two years. Rivaroxaban administered for three months effectively and safely reduced venous thromboembolism compared to six weeks of treatment.
Researchers found that individuals with persistent asthma have higher levels of inflammation and artery plaque, which may increase heart attack or stroke risk. The study also highlights the importance of addressing risk factors for cardiovascular disease in people with persistent asthma.
Research published in General Psychiatry finds a significant causal relationship between diastolic blood pressure and neuroticism, while systolic blood pressure has no association. Controlling high diastolic blood pressure may help reduce neurotic behaviors, anxiety, and cardiovascular diseases.
A new study from Mount Sinai Hospital finds a strong association between age-related macular degeneration and severe forms of heart disease, including heart failure, heart attacks, and stroke. The study highlights the importance of increased screening for eye disorders to diagnose undetected heart disease.
A study by Leiden University Medical Center found six proteins in blood samples that were altered one to two years before a breast cancer diagnosis. The researchers believe these proteins could be used to develop a blood test for early detection of breast cancer in high-risk women.
A new injectable hydrogel has been developed with enhanced shear-thinning properties, improved cellular biocompatibility, and significantly reduced clotting times. The biomaterial was created by adding sodium phytate to a gelatin-based compound, promoting even greater cohesion and triggering the initiation of blood coagulation.
A large South Korean cohort study found a five-fold increased risk of chronic kidney disease (CKD) for adults with persistent hematuria. Associations were stronger in men compared to women.
A study of 2,400 women found nearly a quarter developed high blood pressure more than six weeks after delivery. The research suggests monitoring during this period could mitigate severe cardiovascular complications.
A randomized controlled trial found that both total ankle replacement and ankle fusion improve quality of life and have similar clinical scores in patients with end-stage ankle osteoarthritis. However, TAR is associated with greater wound-healing complications and nerve injuries, while AF is linked to more blood clots and nonunion of t...
Researchers have created a chemical tag that can be added to drugs, allowing them to enter blood circulation via the intestines. The tag, called EPP6, is a neutral peptide that can deliver drugs orally, potentially replacing injections for diabetes and cancer patients.
A Rice University bioengineer has developed a noninvasive technology to measure gene expression in deep tissues, particularly in the brain. This innovation could improve the monitoring of gene therapy treating neurodegenerative disorders such as epilepsy, ALS, and Huntington's disease.
A recent study found that restoring blood flow to the legs through bypass surgery or stent placement reduced pain and improved quality of life for people with peripheral artery disease (PAD). The Best Endovascular versus Best Surgical Therapy for Patients with Chronic Limb Threatening Ischemia Trial enrolled 1,830 participants and foun...
A clinical trial found that early use of ECMO devices did not improve outcomes for adults with rapidly deteriorating or severe cardiogenic shock. Participants who received immediate ECMO therapy showed similar clinical outcomes as those receiving early conservative therapy, including treatment with inotropes and vasopressors.
Researchers found that two common diuretics, chlorthalidone and hydrochlorothiazide, had no difference in cardiovascular outcomes among study participants. However, those taking chlorthalidone showed a reduced risk of heart disease and death by an average of 27% among patients with a history of heart attack or stroke.
A customized mindfulness program that incorporates skills like attention control and self-awareness has been shown to lead to lower systolic blood pressure measures in participants. The intervention, which also focuses on health behavior change, is promising as a novel way to improve blood pressure control.
A new study has shown that bivalirudin is a safer and more effective anticoagulant than heparin for treating heart attack patients. The trial found that bivalirudin significantly reduced death, major bleeding, and thrombosis in patients undergoing percutaneous coronary intervention.
A study published in the American Heart Association found that six common dietary supplements did not lower LDL cholesterol levels when compared to a low-dose statin medication or placebo. The research suggests that these supplements are unlikely to offer meaningful impact on cholesterol levels, and a heart-healthy lifestyle is still t...
Researchers describe how oxygen levels in the blood are detected using specialized mitochondria in glomus cells. A study on genetically modified mice reveals that a functional electron transport chain is crucial for this process, which has implications for respiratory depression and diseases.
Researchers have discovered a new role for VWF in regulating immune responses at sites of blood vessel injury, leading to potential treatment options for inflammatory and blood clotting disorders. The study found that VWF plays a key role in repairing damaged blood vessels, which could help prevent heavy bleeding and blood clots.
A new metric estimates cumulative exposure to PFAS chemicals, enabling comparisons across studies and applications. The calculator takes into account patterns of exposure to multiple chemicals, providing a robust tool for biomonitoring and disease assessment.
A study of over 1.3 million young Asian American adults hospitalized for atrial fibrillation found a significant increase in obesity and other modifiable cardiovascular disease risk factors. Young adults with at least one cardiovascular risk factor were almost three times more likely to be hospitalized for atrial fibrillation.
A study of 9,303 US adults found that people with cardiovascular disease were less likely to use wearable devices, highlighting disparities in access and use. The research emphasizes the need to ensure equitable access to wearables to benefit high-risk populations.
A recent investigation by The BMJ reveals dozens of UK companies offering private blood tests with misleading claims, contradicting official medical guidance and potentially harming individuals. Experts argue for regulation to protect consumers and prevent unnecessary costs for the NHS.
A Tel Aviv University study shows that pressure chamber therapy can improve social skills and reduce neuroinflammation in the autistic brain. The treatment, which involves high-pressure chambers with oxygen enrichment, was found to increase blood and oxygen supply to the brain, leading to improved brain function and social behavior.
A new protein called TANGO2 helps mobilize heme from sites of synthesis and storage for use in cells. Understanding its role may lead to therapeutic strategies for diseases associated with heme dysregulation.
Researchers from McGill University developed a medical adhesive inspired by flatworms that uses suction to absorb blood and promote blood coagulation. The adhesive can be removed without causing re-bleeding, making it a potential replacement for wound sutures or delivering drugs.
A UC Riverside-led study found that acute THS exposure initiates mechanisms of inflammatory skin disease and elevates urinary biomarkers of oxidative harm. The researchers discovered elevated molecular biomarkers in blood associated with early-stage activation of contact dermatitis, psoriasis, and other skin conditions.
Researchers found that higher levels of cell-free DNA in the blood are associated with increased cognitive decline and worsening frailty over an eight-year period. The study suggests that a simple blood test could detect risk of Alzheimer's disease and other forms of cognitive decline, potentially leading to early interventions.
Aneurysms occur when blood vessel thins and expands, leading to increased stress on walls and rising rupture probability. The new model uses computed tomography scans to reconstruct geometry and blood flow patterns.
Researchers analyzing over 3,000 blood samples from Alzheimer's patients and healthy individuals to identify reliable biomarkers. They investigate how well blood tests can diagnose Alzheimer's disease and predict its progression.
Researchers have developed a novel, non-invasive way to measure blood flow to the brains of newborn children at the bedside. This method uses real-time ultrasound color flow technique and 3D sampling to capture flow in a completely painless and safe manner.
Researchers at Hokkaido University have developed a biosensing technology to detect amyloid β build-up in the brain from biomarkers in blood samples. The Digital ICA TM technology can detect Aβ-binding exosomes in mice, increasing with age and disease progression.
Researchers have used single-cell sequencing to uncover novel gene expression patterns in injured kidney cells, providing new avenues for biomarker discovery and treatment. The studies reveal that epithelial cells of all tubule segments are involved in the injury processes, with distinct molecular patterns across patients.
Researchers developed an AI algorithm to assess retinal vasculature, predicting cardiovascular disease and death. The model captured half to two-thirds of circulatory disease deaths in those most at risk, outperforming traditional risk frameworks.
Researchers at the University of Pittsburgh discovered that a cellular channel outside the kidneys plays a crucial role in maintaining healthy blood pressure levels. The study found that subtle mutations in this channel can influence blood pressure, providing a potential new target for existing medications.