Articles tagged with Anemia
A study found that patients who received a stem cell transplant from donors with longer leukocyte telomere length had higher overall survival rates compared to those with shorter lengths. The researchers also discovered no association between donor or recipient telomere length and post-transplant complications.
Scientists at EMBL and Heidelberg University Clinic have discovered a new way to starve pathogens of iron, using the immune system's TLR2 and TLR6 molecules. This finding offers an alternative approach to treatments for anaemia of chronic disease, which affects chronically ill patients.
A study found that recent policy changes did not create racial disparities in the management of anemia and mineral metabolism among dialysis patients. The analysis of 7384 patients at 132 facilities showed similar trends in laboratory measures and management practices for different races.
Researchers at UT Southwestern Medical Center discovered that acetate supplements stimulate the formation of new red blood cells in mice with anemia. This could lead to alternative treatments for anemia, potentially reducing side effects associated with current therapies.
An experimental drug has demonstrated potential as a first treatment for anemia of inflammation, regulating blood's iron supply and maintaining its transport. The treatment, lexaptepid pegol, inactivates hepcidin hormone production, improving iron levels without interfering with the immune response.
A study of 158 pregnant teenagers found nearly half engaged in pica behaviors, such as consuming ice and starches, which are also associated with lower iron levels. This can lead to anemia, premature births, and low birth weights, posing a significant risk to infant mortality rates.
A new trial in Bangladesh aims to assess the effect of lactoferrin on treating iron deficiency anemia in pregnancy. If successful, it could lead to cost-efficient improvements in global newborn health and development.
Researchers used SWI to evaluate signal strength in different brain regions after acute hemorrhagic anemia. The study found lower SWI signals in the frontal cortex, temporal lobe, and thalamus after bloodletting procedures compared to pre-bleed values.
A 6200-year-old schistosomiasis parasite egg discovered in Syria's Tell Zeidan grave suggests ancient agricultural irrigation systems may have spread the disease. The find, dating back a thousand years earlier than previous discoveries, highlights how human technology can exacerbate disease burdens.
A study published in Acta Obstetricia et Gynecologica Scandinavica found that iron supplements improved energy, physical function, and social function in women with heavy menstrual bleeding. After one year of treatment, anemic women showed significant increases in these areas compared to non-anemic women.
A team of scientists reveals that a specific protein recognizes and repairs DNA crosslinks using the Fanconi anemia signal pathway. The study sheds light on the complex process of repairing damaged DNA, which can trigger cancer development. This new knowledge may lead to improved drugs for cancer treatment.
A new study found that the more red blood cells patients receive through transfusions, the higher their risk of developing infections. Elderly patients undergoing hip or knee surgeries were most susceptible, with a 30% lower risk of infection when fewer transfusions were used.
Researchers identify rare anemia syndrome Pearson Syndrome in patients with congenital anemia, emphasizing the importance of correct diagnosis and treatment. The condition has a different disease course and requires tailored treatment approach.
A new report illustrates a surprisingly large global burden of anemia, characterized by low hemoglobin levels and impaired oxygen delivery to the body. Despite decreasing prevalence between 1990 and 2010, anemia remains a significant health issue, particularly among young children and women in low- and middle-income regions.
The American College of Physicians recommends restricting red blood cell transfusions to severe anemia cases in patients with heart disease. ACP also advises against using erythropoiesis-stimulating agents in mild to moderate anemia with heart conditions due to increased risks of thromboembolic events and stroke rates.
Researchers debunk the notion that hepcidin spikes cause exercise-induced anemia, highlighting the need to understand what causes anemia to prevent it. The study provides insight into high hepcidin levels in non-exercisers with long-term anemia.
Researchers at Intermountain Medical Center Heart Institute discovered a link between high RDW levels and increased risk of depression in heart patients. Elevated RDW is associated with poor outcomes, including heart attacks and death, and may indicate anemia or other underlying conditions.
A Hopkins-led study finds that low vitamin D levels are associated with an increased risk of anemia in children. The research, which analyzed blood samples from over 10,400 kids, suggests that vitamin D's effects on red blood cell production and immune inflammation may play a role in the link between the two conditions.
Researchers found that a combination of anemia and high altitude increases the risk of poor outcomes, including persistent pneumonia and secondary infections, in children with pneumonia. The study analyzed data from 958 children and found that this combination causes a fourfold increase in treatment failure risk.
A study found that iron supplementation among children in a malaria-endemic area did not increase the incidence of malaria. However, hospital admission rates were higher in the iron group compared to the no-iron group.
A study published by the American Academy of Neurology found that anemia is associated with a nearly 41% higher risk of developing dementia. People with anemia at the start of the study were more likely to develop dementia over 11 years.
A study of over 90 studies found that daily iron intake during pregnancy increases average haemoglobin levels and reduces the risk of anaemia. Birth weight is also improved, but no reduction in preterm birth risk was observed.
A new protocol using single, high-dose erythropoietin administered two days prior to surgery reduces transfusion requirements by one-third and improves patient outcomes.
A team of researchers has identified a gene that can cause three distinct diseases: Fanconi anaemia, xeroderma pigmentosum, and progeria. The ERCC4 gene plays a crucial role in DNA repair mechanisms, highlighting the importance of understanding its function in preventing cancer.
A recent international study published in The New England Journal of Medicine found that darbepoetin alfa, a commonly used anemia drug for heart failure patients, does not reduce the risk of death or hospitalization. The treatment only increased hemoglobin levels but did not provide any significant clinical benefits.
A Phase 3 clinical trial by Cleveland Clinic and Sahlgrenska University Hospital found that darbepoetin alfa does not reduce the risk of death from any cause or hospitalization for worsening heart failure in anemic patients. Despite increasing hemoglobin levels, treatment did not provide improved health outcomes.
Researchers identified a genetic mutation that alters the kinetics of an ion channel in red blood cells, leading to anemia. The defect causes the channel to stay open too long, causing an ion leak and affecting the cell's volume regulation.
A global study found that children on dialysis with poor response to anemia medications are linked to inflammation, fluid retention, and hyperparathyroidism. High doses of anemia medications also increase the risk of premature death. The study provided valuable insights into anemia control in pediatric patients.
A study published in the Canadian Journal of Anesthesia found that hospitals treating patients with anemia before surgery had better outcomes, including reduced blood transfusions, infections, and shorter hospital stays. Early diagnosis and treatment of anemia are crucial to avoid unnecessary transfusions and improve patient care.
The study reveals that musculoskeletal and mental behavioral disorders are the leading causes of disability worldwide. Lower back pain, depression, iron-deficiency anaemia, and neck pain were found to be among the top sequelae responsible for the greatest overall health loss in both 1990 and 2010.
Scientists at the University of Georgia and Harvard Medical School have discovered a new gene that regulates heme synthesis in red blood cell formation. The study found that a deficiency in this gene leads to severe anemia, which promises to advance our understanding and treatment of human anemias and mitochondrial diseases.
A 1.5-million-year-old skull fragment from Tanzania shows signs of anemia caused by a nutritional deficiency, suggesting regular meat consumption in early hominids was common. The discovery supports the idea that early human ancestors were hunters and had a physiology adapted to regular meat consumption.
Researchers explored the effectiveness of resveratrol in preventing head and neck cancer in Fanconi anemia patients, a rare genetic disorder affecting DNA repair. The study found that resveratrol may eliminate cancer cells in these patients by making them sensitive to certain drugs.
A CNIO team has created a transgenic mouse model that simulates aplastic anaemia in humans. The model shows the link between telomere impairment and bone marrow failure.
Johns Hopkins undergraduates create HemoGlobe device to noninvasively detect and report anemia, using existing cell phones to estimate hemoglobin levels; the device aims to reduce anemia-related deaths in developing countries.
A new clinical study by the National Heart, Lung, and Blood Institute found that eltrombopag improved blood cell production in 11 out of 25 participants with severe aplastic anemia. The drug was well-tolerated, with few side effects, and six patients showed significant improvements in all three types of blood cells.
Researchers have identified FANCM's crucial role in recombination during genetic inheritance. The gene ensures ordered distribution and recombination of genetic material in germ cells of thale cress, a model organism.
Research reveals severe anemia in stroke patients can lead to a higher risk of death, with patients experiencing increased mortality rates after six to twelve months. Anemia is measured by hematocrit levels, and moderate to mild cases also show elevated mortality risks.
A study found that treating anemia in kidney transplant recipients slows the progression of kidney failure and improves survival of transplanted kidneys. Completely correcting anemia resulted in fewer patients developing kidney failure and more functional transplanted kidneys.
A University of Maryland study found that restricting blood transfusions after hip surgery did not harm patients and may even be unnecessary for some. The research included over 2,000 patients with anemia after hip fracture and showed no significant difference in recovery rates between those who received moderate transfusions and those...
A study by UC Berkeley researchers found that bushmeat consumption had a positive effect on children's nutrition, raising concerns about the impact of conservation efforts on local communities. The study estimated that a loss of access to wildlife as a food source would lead to a 29% increase in child anemia.
Researchers suggest that transfusion may not be the best treatment for hospitalized patients with anemia, as the age of stored blood may contribute to negative effects. Studies found that transfusions do not always restore levels of sphingosine 1-phosphate (S1P), a lipid mediator required for maintaining blood vessel integrity.
Researchers analyzed SEC23B gene mutations in CDA II patients and found that two variants, R14W and E109K, are more common in Italian population. The R14W variant is believed to have originated 3,000 years ago in Southern Italy, while E109K may have originated in the Middle East around 2,400 years ago.
Patients with anaemia undergoing non-cardiac surgery face a 42% increased risk of death and 35% higher risk of serious comorbidities compared to those without anaemia. Mild to severe anaemia also increases postoperative morbidity risks. Preoperative treatment of anaemia is recommended.
Researchers at St. Michael's Hospital have identified a new mechanism that may protect against organ injury and death from anemia. This discovery could lead to new treatments and approaches for patients with anemia.
A Cochrane Systematic Review found that micronutrient powders can reduce anaemia and iron deficiency in infants aged six to 23 months, particularly in Asia, Africa, and the Caribbean. The intervention resulted in a 31% reduction in anaemia risk and a 51% reduction in iron deficiency risk.
A recent NIH study found that ATGAM significantly improved blood cell counts and survival rates for patients with severe aplastic anemia compared to Thymoglobulin. The study enrolled 120 patients and showed improved outcomes after six months, with 96% of ATGAM patients surviving after three years.
Researchers mapped anemia risk in preschool-age children in Burkina Faso, Ghana, and Mali using national cross-sectional surveys. The maps indicate the geographical risk profile of anemia, allowing for targeted control measures such as nutrient supplements and fortified foods.
Research found a significant link between low vitamin D levels and anemia in children, with black children at higher risk due to lower vitamin D levels. The study suggests that vitamin D deficiency may play a role in the development of anemia in this population.
A study of nearly 600 patients found that anaemia was frequently found in patients with severe non-inflammatory respiratory diseases. The research team discovered that older patients, those with other health problems and poor nutrition were more likely to have anaemia.
A new study published in the Journal of the American Dietetic Association found that inadequate nutrition is a significant risk factor for anemia in postmenopausal women. The study, which analyzed data from over 72,000 women, found that deficiencies in multiple nutrients were associated with a higher risk of persistent anemia.
A University of Rochester Medical Center study found that a mother's iron deficiency early in pregnancy can have a long-lasting effect on the child's brain development, even if it's not severe enough to cause anemia. The research suggests that monitoring a pregnant woman's iron status beyond anemia is crucial.
Researchers at UTHealth discovered that children with asymptomatic H. pylori infections have lower iron levels compared to those without the infection. The study found that even in healthy children, the bacterium causes a decrease in iron storage, which may have long-term health consequences.
Researchers identified a dominant Indo-European mutation in Spain and its spread to America, linked to high prevalence on La Palma and Brazil. The study mapped over 130 pathogenic mutations, revealing the mutation's impact on DNA repair pathways and cancer risk.
Two studies found that ITPA variants protect against treatment-related anemia in HCV patients, enabling safer use of antiviral therapy and reducing the need for erythropoietin treatment. The variants also help select patients who may tolerate higher doses of ribavirin, increasing the likelihood of viral clearance.
Patients with diabetes, kidney disease, and anemia who don't respond to treatment with darbepoetin alpha have a higher risk of cardiovascular disease or death. The study suggests customizing treatment based on initial response to the drug could reduce risk.
Researchers have identified a new drug class that can enhance red blood cell production in anemic patients, potentially treating Diamond-Blackfan anemia and other conditions. The discovery was made by determining how corticosteroids act to increase the production of red blood cell progenitors.
Researchers have discovered a new treatment option for dialysis-related anemia using FG-2216, which increases erythropoietin (EPO) production in both healthy individuals and patients with end-stage renal disease. The study's findings suggest that the kidneys of dialysis patients retain significant EPO production capacity.
A team of researchers has successfully treated beta-thalassemic mice by increasing hepcidin levels, which limits iron overload and markedly reduces anemia. This approach suggests a new therapeutic strategy for patients with beta-thalassemia, potentially mitigating iron overload and anemia.
A mathematical model developed by researchers at Massachusetts General Hospital and Harvard University can predict the risk of anemia in individuals. The model reflects how red blood cells change in size and hemoglobin content during their four-month lifespan, allowing for early detection of iron-deficiency anemia.