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.
Comprehensive medical research, clinical studies, and healthcare sciences focused on disease prevention, diagnosis, and treatment. Encompasses clinical medicine, public health, pharmacology, epidemiology, medical specialties, disease mechanisms, therapeutic interventions, healthcare innovation, precision medicine, telemedicine, medical devices, drug development, clinical trials, patient care, mental health, nutrition science, health policy, and the application of medical science to improve human health, wellbeing, and quality of life across diverse populations.
Comprehensive investigation of human society, behavior, relationships, and social structures through systematic research and analysis. Encompasses psychology, sociology, anthropology, economics, political science, linguistics, education, demography, communications, and social research methodologies. Examines human cognition, social interactions, cultural phenomena, economic systems, political institutions, language and communication, educational processes, population dynamics, and the complex social, cultural, economic, and political forces shaping human societies, communities, and civilizations throughout history and across the contemporary world.
Fundamental study of the non-living natural world, matter, energy, and physical phenomena governing the universe. Encompasses physics, chemistry, earth sciences, atmospheric sciences, oceanography, materials science, and the investigation of physical laws, chemical reactions, geological processes, climate systems, and planetary dynamics. Explores everything from subatomic particles and quantum mechanics to planetary systems and cosmic phenomena, including energy transformations, molecular interactions, elemental properties, weather patterns, tectonic activity, and the fundamental forces and principles underlying the physical nature of reality.
Practical application of scientific knowledge and engineering principles to solve real-world problems and develop innovative technologies. Encompasses all engineering disciplines, technology development, computer science, artificial intelligence, environmental sciences, agriculture, materials applications, energy systems, and industrial innovation. Bridges theoretical research with tangible solutions for infrastructure, manufacturing, computing, communications, transportation, construction, sustainable development, and emerging technologies that advance human capabilities, improve quality of life, and address societal challenges through scientific innovation and technological progress.
Study of the practice, culture, infrastructure, and social dimensions of science itself. Addresses how science is conducted, organized, communicated, and integrated into society. Encompasses research funding mechanisms, scientific publishing systems, peer review processes, academic ethics, science policy, research institutions, scientific collaboration networks, science education, career development, research programs, scientific methods, science communication, and the sociology of scientific discovery. Examines the human, institutional, and cultural aspects of scientific enterprise, knowledge production, and the translation of research into societal benefit.
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.
Comprehensive examination of tools, techniques, methodologies, and approaches used across scientific disciplines to conduct research, collect data, and analyze results. Encompasses experimental procedures, analytical methods, measurement techniques, instrumentation, imaging technologies, spectroscopic methods, laboratory protocols, observational studies, statistical analysis, computational methods, data visualization, quality control, and methodological innovations. Addresses the practical techniques and theoretical frameworks enabling scientists to investigate phenomena, test hypotheses, gather evidence, ensure reproducibility, and generate reliable knowledge through systematic, rigorous investigation across all areas of scientific inquiry.
Study of abstract structures, patterns, quantities, relationships, and logical reasoning through pure and applied mathematical disciplines. Encompasses algebra, calculus, geometry, topology, number theory, analysis, discrete mathematics, mathematical logic, set theory, probability, statistics, and computational mathematics. Investigates mathematical structures, theorems, proofs, algorithms, functions, equations, and the rigorous logical frameworks underlying quantitative reasoning. Provides the foundational language and tools for all scientific fields, enabling precise description of natural phenomena, modeling of complex systems, and the development of technologies across physics, engineering, computer science, economics, and all quantitative sciences.
Research suggests Hepatitis G virus may cause liver damage and cancer, contrary to FDA's initial declaration in 1997. A review of scientific literature shows the virus is prevalent globally, linked to hepatitis, cirrhosis, and hepatocellular carcinoma.
A new screening strategy for critical congenital heart disease (CHD) uses pulse oximetry to detect low oxygen levels in newborns. The American Academy of Pediatrics and other medical organizations endorse the approach, which has already been adopted by New Jersey.
Patients with clinically diagnosed superficial vein thrombosis are four to six times more likely to develop venous thromboembolism, a dangerous and often life-threatening condition. Studies have shown that patients with
A global study led by University of Edinburgh found that rivaroxaban is as effective as warfarin in reducing stroke risk for patients with irregular heartbeats. The new treatment has a lower risk of fatal bleeding and requires less monitoring than the current standard treatment.
Researchers at Penn State found that consuming high-fat meals with antioxidant spices reduced triglyceride response by about 30 percent, which may help lower heart disease risk. Adding spices to meals also increased antioxidant activity in the blood by 13 percent.
Non-invasive prenatal tests using cell-free fetal DNA from mother's blood have high sensitivity and specificity for determining fetal sex. The study found that performance improves with later gestation, making this technology useful for early detection of fetuses at risk for sex-linked disorders.
A UK study found that pulse oximetry screening detected 75% of critical cases and 49% of all major congenital heart defects in newborns. Combining pulse oximetry with routine ultrasound and physical examination improved detection to 92%, avoiding undiagnosed deaths.
Scientists have found a heat-detecting molecule called TRPV1 on the noses of vampire bats, which helps guide their bites to veins. This discovery highlights how small genetic changes can lead to major evolutionary adaptations.
A recent study published in CMAJ found that the immunochemical fecal occult blood test (iFOBT) is an effective tool for screening for bleeding in the lower gastrointestinal tract. The test was specific for almost 90% of colorectal cancers and adenomas, highlighting its value as a diagnostic tool.
A new microfluidic-based diagnostic device, mChip, can perform complex laboratory assays and diagnose infectious diseases like HIV and syphilis in remote regions with a tiny finger prick of blood. The device significantly reduces testing time and cost, providing immediate results for medical workers.
A new study published in the Journal of Bone and Joint Surgery found that knee replacement patients are at a higher risk of developing clots, particularly those with cardiovascular disease, smoking history, or advanced age. The study suggests extending blood thinner therapy into weeks following surgery to minimize this risk.
Researchers track both clinical cases of West Nile Virus and infected mosquito populations to identify 'danger zones' and predict outbreaks. They also analyze the virus's genetic types, dynamics, and mobility to better understand its migration patterns.
Researchers developed a highly sensitive method to determine titanium levels in human blood, establishing a baseline for natural levels and measuring levels in patients with surgical implants. The study found significantly higher titanium concentrations in patients with implants, shedding light on the potential harmful biological effects.
Researchers found that mice lacking fibrin showed dramatically decreased survival and increased bacterial loads during gram-negative sepsis. Fibrin helps protect bodies during infection, and its regulation may hold the key to preventing organ failure in sepsis patients.
Research suggests that adding an inferior vena cava filter (IVCF) to the anticoagulant medication fondaparinux does not improve treatment outcomes for cancer patients with blood clots. In fact, median survival was shorter and VTE resolution rates were lower in patients who received both treatments.
A study found that premature infants treated with lopinavir-ritonavir were more likely to experience life-threatening adrenal insufficiency compared to standard zidovudine treatment. Asymptomatic cases were reported, but long-term effects are unclear.
Researchers are working on developing new treatments for brain aneurysms using gel-based delivery systems and mathematical modeling. The goal is to prevent the growth of aneurysms and improve cardiovascular health outcomes, ultimately reducing mortality rates from heart disease and stroke.
A study of 36,261 patients found that diastolic dysfunction was associated with a higher mortality rate, particularly in moderate and severe cases. The researchers suggest that early identification of advanced diastolic dysfunction may lead to earlier interventions and improved outcomes.
A UK study found that 6.5 hours of additional dietary advice sessions lead to improved blood sugar control in patients with newly diagnosed type 2 diabetes. In contrast, exercise did not provide additional benefits when combined with diet intervention, except for those with high HbA1c levels.
A randomized study found outpatient care for low-risk patients with pulmonary embolism to be as safe and effective as inpatient care. The study showed reduced rates of recurrent venous thromboembolism, major bleeding, and death in outpatient patients.
Physicians have identified six new cases of purpura, a debilitating skin condition caused by cocaine contaminated with the de-worming drug levamisole. Treatment involves stopping cocaine use and administering steroids to prevent inflammation.
A study published in Panminerva Medica reveals that Pycnogenol and CoQ10 taken as an adjunct to medication strengthens the heart, improving blood volume output, physical fitness, blood pressure, and respiratory rate. The combination also showed significant improvements in patients' quality of life, including reduced symptoms and increa...
Researchers found that exercise training significantly improved physical function scores and social function scores in patients with Postural Orthostatic Tachycardia Syndrome (POTS). The study also showed that the exercise program restored upright blood circulation, improved kidney function, and dramatically improved quality of life fo...
Researchers recommend using multiple blood pressure readings to accurately assess control in patients with hypertension, suggesting home monitoring could improve quality of care. For suspected appendicitis, multidetector computed tomography (MDCT) is recommended as standard preoperative care due to its high sensitivity and specificity....
Two Johns Hopkins researchers argue that many hospital quality measures contain surveillance bias, which can lead to misleading data. They propose standardized methods for surveillance and focus on processes rather than outcomes to get a clearer picture of hospital quality.
A Mayo Clinic research team has demonstrated a promising alternative strategy for treating type 2 diabetes by blocking the breakdown of insulin. In mouse studies, these mice showed increased insulin levels, weight loss, and improved blood sugar control.
A study found that circulating levels of surfactant protein-D were associated with cardiovascular disease and mortality in patients with coronary artery disease, independent of other risk factors. Blood levels of SP-D increase when the lungs are inflamed, such as in smokers or those with chronic lung conditions like COPD.
A new study published by The Endocrine Society finds that testosterone levels do not decline with age in healthy older men. In fact, serum testosterone levels remained stable across the board, indicating that age is not a contributing factor to declining testosterone levels.
A University of Missouri study finds that BPA accumulates rapidly in the body when consumed daily, rather than through single exposure. Researchers compared steady dietary BPA exposure to traditional lab methods, revealing a greater increase in active BPA form in mice.
The Endocrine Society released a clinical practice guideline recommending vitamin D screening and dietary intakes for children and adults at risk of deficiency. Key findings include recommended daily intake ranges, from 400 IU/day for infants and 600 IU/day for adults, to prevent vitamin D deficiency.
Researchers discovered a compound that prevents further injury to damaged livers, improving clinical outcomes for patients. The study, published in ACS' journal Molecular Pharmaceutics, offers hope for increasing the number of available livers for organ donation.
A study published in JAMA found that sleep loss of just five hours a night can lower testosterone levels by 10% to 15%, similar to aging 10-15 years. This significant decline is linked to reduced sense of well-being, mood, and vigor.
A Kaiser Permanente study found that women's risk of gestational diabetes mellitus (GDM) can be identified up to seven years before pregnancy based on routine measures of blood sugar and body weight. The study revealed a strong correlation between adverse cardio-metabolic risk factors, including high blood sugar, hypertension, and bein...
Researchers at Washington State University have devised a new way to analyze blood spatters at crime scenes, allowing investigators to determine the exact height of a source. The system uses known equations of projectile motion and data points form a neat line on a graph when plotted correctly.
The Heat Wave system uses heated, humidified air delivered through an oxygen mask to rapidly transfer heat to the blood via convection. Tests show it's more effective than current treatments, decreasing treatment time for hypothermic patients to just four hours.
A study found that thinking about one's own death increases concern for society, motivating people to donate blood. Participants who thought about their mortality were more likely to take a pamphlet, regardless of the article they read, suggesting a personal connection with death can enhance altruistic behavior.
A study published in Radiology found that restrictive gadolinium-based contrast agent guidelines effectively prevented nephrogenic systemic fibrosis (NSF) and its severe complications, including joint deformity and immobility. The guidelines require a blood test to estimate kidney function before administering the contrast agent.
A study found that reminding hospital staff about the costs of daily blood draws resulted in a significant reduction in routine blood tests ordered. The intervention led to cost savings of $54,967 over an 11-week period.
Researchers found that clot-busting drugs did not improve survival rates and may even worsen outcomes in patients with stable blood pressure. The study suggests thrombolytic agents should not be recommended for patients with normal blood pressure, highlighting the need for further research.
Researchers found that penguins' muscles have sufficient oxygen to sustain dives for up to 20 minutes, contrary to earlier theories. The team's discovery reveals a surprising efficiency in the birds' underwater metabolism.
A new biomarker for diagnosing prostate cancer has been found to be more reliable than current methods, reducing false positives and unnecessary operations. The study, published in PNAS, uses a unique test that detects elevated levels of prostasomes in blood, which are released by cancer cells into the surrounding tissue.
French researchers have reported the strongest proof yet that circulating tumor cells found in patient blood are linked to poor outcomes. The study suggests using a threshold of 1 CTC for defining high-risk patients, supporting its use in non-metastatic breast cancer patients.
A new malaria detection device has been developed using a standard camera cellphone and red laser pointer to noninvasively obtain finger blood perfusion images. The probe uses optical polarization/speckle principles to detect malaria pigment in blood, maximizing medical safety and patient comfort.
A new blood test has been developed to diagnose Alzheimer's disease at an early stage using biochemical analysis of dehydroepiandrosterone (DHEA) production. The test was able to accurately detect the disease with small samples of blood and differentiate it from other types of dementia.
Research found a significant association between tall stature, obesity, and increased risk of venous thromboembolism (VTE) in both men and women. The study analyzed data from over 26,700 adults and found that being tall and obese may increase the risk of blood clots in deep veins by up to 5.28 times for men and 2.77 times for women.
Researchers at Indiana University found significant levels of polybrominated diphenyl ethers (PBDEs) in the blood of pet dogs, with average concentrations about five to ten times higher than those found in humans. The study suggests that dogs may serve as 'biosentinels' for monitoring human exposure to flame retardants.
Female mosquitoes produce heat shock proteins to protect themselves from stress caused by hot blood meals, helping them digest the meal and maintain egg production. Tests on other insects also showed a similar response.
Researchers at Brigham Young University and the University of Utah have developed a blood test that can identify high-risk pregnancies for pre-term birth with high accuracy. The test detects three new peptide biomarkers that signal increased risk, allowing for early intervention and potentially prolonging pregnancy by one or two weeks.
A study at Henry Ford Hospital found that non-cardiac surgery can be performed safely in patients with a heart device. The study looked at the management of blood-thinning medication and found no complications due to bleeding or device malfunctions.
A Loyola University Health System study found that binge drinking can change the body's immune system response to orthopaedic injury, complicating trauma care. This means that measuring chemical markers in the blood may be misleading when alcohol is involved.
A recent survey conducted by the American College of Endocrinology found that over half of individuals with type 2 diabetes have experienced low blood sugar, often during daily activities. The study highlights the need for increased education on blood sugar management and symptom recognition to prevent serious consequences.
A new study found that prenatal exposure to air pollutants, particularly polycyclic aromatic hydrocarbons (PAH), is linked to attention problems and anxiety/depression in young children. The study monitored 215 children from birth and found that those with high levels of PAH exposure had more symptoms at ages 5 and 7.
A study found that higher levels of the protein clusterin in blood are associated with increased prevalence and severity of Alzheimer's disease. However, clusterin levels do not predict the development of new AD cases or all-cause dementia.
A study from Emory University School of Medicine found that measuring oxidative stress can predict the risk of developing atrial fibrillation. High levels of the amino acid cystine in blood are linked to increased risk, while factors like high blood pressure and obesity also play a role.
A new study found that implantable cardioverter-defibrillators (ICDs) can effectively prevent sudden cardiac death in patients with ischemic cardiomyopathy and dilated cardiomyopathy. The average survival time for ICD patients was seven years, outpacing the typical lifespan of an ICD battery.
Researchers found that a fatty meal from fast food doubles blood sugar levels when paired with caffeinated coffee, leading to increased risk for people at risk for diabetes. The study suggests limiting saturated fat intake and decaf coffee consumption may help improve glucose tolerance.
A study published in Environmental Health found that children who eat regular breakfasts have lower blood lead levels than those who skip breakfast. The risk of lead poisoning is higher in boys and younger children.
Research finds micro-RNAs play a role in type 2 diabetes mechanism, blocking insulin's blood-sugar-reducing effect. Obese mice produce excess miRNA-143, which silences genes responsible for insulin activation.
Researchers at Macquarie University identified two brain areas that work together to control breathing and swallowing in babies, which may be disrupted in SIDS cases. Understanding how these mechanisms fail could lead to new treatments for the condition.
Researchers developed a biological memristor using human blood, exhibiting memory effects when exposed to voltage polarity and magnitude. The breakthrough demonstrates the potential for creating liquid memristors from human tissues, paving the way for future cyborg devices.