Articles tagged with Fatty Acids
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A laboratory study reveals that rising water temperatures have a more significant impact on copepods than ocean acidification, affecting their body size and fatty acid content. The study suggests that food webs will deteriorate due to decreased food quality.
Researchers found that omega-3 fatty acids improved the structure and tissue of the heart in patients receiving current guideline-based therapy after a heart attack. The treatment reduced left ventricular end-systolic volume index by 5.8% and scarred connective tissue formation by 5.6%.
Higher levels of certain omega-6 fatty acids, like linoleic acid, were associated with lower type 2 diabetes risk. In contrast, higher levels of other minor omega-6 fatty acids and no association was found for omega-3 fatty acids.
Epidemiological studies support the consumption of virgin olive oil as an effective antihypertensive agent. The unique bioactive properties of oleic acid and minor constituents in virgin olive oil protect against hypertension by influencing vascular contractibility and heart/kidney cellular loss, leading to reduced blood pressure.
A long-term study in over 200 pregnant women found that a special diet rich in omega-3 fatty acids did not result in children being slimmer or fatter than those from the control group. The study challenges earlier findings that suggested omega-6 fatty acids might contribute to infant obesity.
A study of 19 international studies found that higher blood levels of omega-3 fatty acids from seafood and plants were associated with a 10% lower risk of fatal heart attacks. People with the highest levels had a 25% lower risk, while nonfatal heart attacks showed no significant association.
Researchers at Goethe University Frankfurt discovered how yeast cells measure and adapt to the availability of saturated and unsaturated fatty acids in foodstuffs, which opens up new possibilities to understand membrane lipid production and distribution. This finding paves the way for targeting hormone-producing cells with more precision.
A new meta-analysis found that omega-3 polyunsaturated fatty acids significantly reduce postoperative cardiac arrhythmias and the length of hospital stay by up to 2.4 days in cardiac surgery patients.
A new study from Johns Hopkins Medicine found that the liver plays a vital role in balancing fats and sugars, even when its ability is impaired. The research suggests that other tissues can step in to compensate for the liver's limitations, but if the liver fails, it can lead to a lethal onslaught of fat.
Scientists at Technical University of Munich have developed a biochemical strategy to synthesize natural and artificial medical agents using templated enzyme design. They successfully produced precursor of Taxol, anti-inflammatory substances, and omega-3 fatty acids, showcasing the potential of their new molecular toolkit.
A new study at NYU Langone Health found a link between high saturated fatty acids and invasive ductal carcinoma in postmenopausal women. The research developed a novel method to measure fat composition using MRI, which could lead to greater understanding of breast cancer development.
Researchers developed an actuator that mimics the movement of skeletal muscles using vacuum power, generating movements similar to those of real muscles. The actuators are soft, shock-absorbing, and pose no danger to their environment or humans working alongside them.
A study published in Neurology found that eating seafood at least once a week can help mitigate age-related cognitive decline. Participants who consumed more seafood showed slower rates of decline in semantic memory and perceptual speed, while those with the APOE-ε4 gene showed an even stronger protective association.
Researchers at the University of Nottingham are using synthetic biology and microorganisms to ferment methane gas into valuable nutritional supplements. The project, called PUFA, has the potential to provide an alternative source of Omega 3 fatty acids that are both sustainable and economical.
A new study by Cornell University researchers identifies protein SIRT5 as a key player in maintaining healthy heart function. The study found that SIRT5 can remove harmful protein modifications, allowing the heart to burn fatty acids more efficiently. This discovery could lead to new therapies for cardiomyopathy and improved lifespan.
A Paleolithic-type diet improved insulin sensitivity, reduced abdominal adiposity and body weight in obese postmenopausal women. The diet high in polyunsaturated fatty acids may have long-term beneficial effects on obesity-related disorders.
A genetic variation, known as an allele, has been found in populations that have historically favored vegetarian diets, such as in India and parts of East Asia. This adaptation allows these individuals to efficiently process omega-3 and omega-6 fatty acids, which is essential for early brain development and controlling inflammation.
A new study found a significant association between high serum omega-6 polyunsaturated fatty acid concentrations and a lower risk of developing type 2 diabetes. Linoleic and arachidonic acids showed similar protective effects, while gamma-linolenic and dihomo-γ-linolenic acids were linked to a higher risk.
A new study from Ohio State University found that men and women with higher levels of linoleic acid tend to have less heart-threatening fat, more lean body mass, and lower inflammation. Higher linoleic acid levels also meant lower likelihood of insulin resistance and diabetes.
Organic milk and meat contain more beneficial omega-3 fatty acids, lower saturated fats, and higher concentrations of iron, Vitamin E, and carotenoids compared to conventional products. This switch can improve intakes of nutritionally important fatty acids, potentially reducing cardiovascular disease risk.
A recent paper published in Prostaglandins, Leukotrienes and Essential Fatty Acids identifies experimental design issues in neutral studies questioning the benefits of omega-3s for heart health. The study suggests that these issues may be responsible for the lack of significant effects on cardiovascular disease outcomes.
Children who consume unprocessed farm milk have a lower risk of developing asthma due to its higher content of omega-3 fatty acids. The study found that the protective effect is specific and can be distinguished from other factors.
Research from the University of East Anglia found that genetically modified oilseed crops can efficiently accumulate key health-beneficial omega-3 fatty acid EPA in mice. The study shows comparable benefits for liver health to eating oily fish, suggesting a potential alternative source to address the global dietary deficit.
Researchers at Tohoku University found that omega-6 and omega-3 fatty acids play a crucial role in brain development. A balanced diet rich in fish can help prevent premature aging of fetal neural stem cells and improve brain function in children.
German cockroaches' gut bacteria produce pheromones that attract other roaches, promoting aggregation. The compounds are essential for nymphs to determine a safe place.
A team of researchers found that ferredoxin-5 is necessary for nighttime growth and proper membrane organization in photosynthetic organisms. The protein's electron-donating abilities drive biochemical reactions that alter fatty acid saturation, leading to aberrant membrane structure and impaired metabolic processes.
Researchers at Neiker-Tecnalia have identified a set of microalgae species that produce high levels of docosahexaenoic acid (DHA) and other omega-3-type polyunsaturated fatty acids. These compounds are considered indispensable for health and are widely recognized as beneficial additives to diets.
A team of scientists discovered a new evolutionary mechanism in Manduca sexta moths, where a single amino acid change in an enzyme switches the production of pheromone precursors from mono- to tri-unsaturated compounds. This change is responsible for the evolution of new insect species and divergent pheromone communication.
A study found that higher concentrations of naturally occurring trans fatty acids were associated with a lower risk of sudden cardiac death and fewer deaths from any cause. Researchers also discovered that low levels of industrially produced trans fatty acids did not pose a health risk, contradicting previous warnings.
The study found that Inuit have special mutations in genes involved in fat metabolism, which lower bad LDL cholesterol and fasting insulin levels. These mutations also reduce height by 2 centimeters in the Inuit, a finding associated with shorter heights in Europeans.
Researchers discovered genetic adaptations in Greenlanders that allow them to thrive in extreme environments, including changes related to fat synthesis and a mutation affecting height. The study highlights the importance of studying small and historically isolated populations like the Inuit.
Researchers found that palmitic acid, a saturated fatty acid found in olive oil and meat, worsened inflammation in Crohn's disease. Omega-6 fatty acid, present in vegetable oils, actually reduced inflammation in the condition.
A total ban on trans fatty acids in processed foods in England could potentially prevent or postpone about 7,200 deaths from coronary heart disease over the next five years. Policies to improve labelling or simply remove trans fatty acids from restaurants and takeaways could save between 1,800 and 3,500 deaths
Researchers have discovered accumulations of fat droplets in the brains of patients with Alzheimer's disease and found that these abnormal fat deposits could be a trigger for the disease. The study suggests that treating fatty acid production may help prevent or delay the progression of Alzheimer's disease.
A large NIH clinical trial of 4,000 patients found that omega-3 supplements had no effect on cognitive decline. Researchers tested the combination of omega-3 fatty acids and lutein/zeaxanthin, but saw no benefit in slowing age-related macular degeneration (AMD) or dementia.
A study found that leaner children consume more polyunsaturated fatty acids, leading to improved body composition. The research suggests a link between PUFA consumption and reduced body fat and abdominal adiposity in diverse groups of children.
A new Penn study found that fish oil supplements' claimed anti-inflammatory effects in humans are suspect due to weak clinical evidence. The team detected no consistent signal of specialized pro-resolving mediators (SPMs) formation in healthy volunteers, contradicting previous findings.
The newly developed OLe peanut variety boasts a longer shelf life due to its higher oleic acid content, reducing the risk of rancidity by up to 10 times. This increase in disease resistance also makes it an attractive option for farmers, who can save up to $150/acre on fungicide usage and experience improved yields.
Researchers at DKFZ found a new control mechanism that regulates mitochondrial fusion and fragmentation, improving energy production. Adding stearic acid to fly food enhanced mitochondrial performance, suggesting potential therapeutic applications for mitochondrial diseases.
A new study discovered that bottlenose dolphins can reverse prediabetes by switching between diabetic and non-diabetic states, with the key driver being a saturated fat called heptadecanoic acid. Dolphins fed fish high in this fatty acid showed significant improvements in metabolic syndrome indicators within six months.
Researchers investigated daily fluctuations in human buccal mucosa cells over a year, revealing significant daily rhythms in eleven fatty acids. The study suggests that the cellular changes may be linked to environmental conditions and could have implications for human health.
A study published in PLOS ONE found that men under 45 who consume more trans fats have poorer memory function, with an average drop of 86 words recalled compared to those consuming no trans fats. The researchers linked this association to the adverse effects of trans fats on brain function.
A new study published in Nature Genetics highlights the critical role of essential fatty acids like omega-3 in human brain growth and development. The research, conducted in a rural community in Pakistan, identified a genetic mutation that impairs the brain's ability to absorb these vital fats.
A study found that consuming omega-3 fatty acids, such as DHA and EPA, improved cognitive flexibility and increased the size of the anterior cingulate cortex in older adults at risk of Alzheimer
Australian researchers have discovered a group of rogue germinal centre B cells that trigger autoimmune disease. The molecular 'trigger guard' FAS prevents their development, but mutations can lead to autoantibody production and severe immune responses. High levels of IgE antibodies are found in patients with Autoimmune Lymphoprolifera...
Researchers have successfully introduced a gene into foetal cells from Luxi Yellow cattle to increase the levels of beneficial omega-3 oils in beef. The study found that introducing the fat1 gene resulted in over five times higher levels of these fatty acids.
A recent study found that saturated fatty acids can induce cell death in cardiac muscle cells through endoplasmic reticulum stress. In contrast, unsaturated fatty acids protect these cells from damage. The research suggests a critical role for saturated fatty acids in heart disease development.
Researchers found that dietary deficiencies in n-3 polyunsaturated fatty acids limit brain growth during fetal development and early in life. A balanced diet rich in these fatty acids is essential for proper pre- and postnatal neural growth.
Researchers found that consuming fish and fish oil increases blood levels of a fatty acid linked to potential resistance to chemotherapy. The study advises patients to temporarily avoid fish oil before undergoing chemotherapy.
A new study published in JNCI: Journal of the National Cancer Institute found that high marine ϖ-3 polyunsaturated fatty acid intake is associated with a lower risk of microsatellite instability (MSI)-high colorectal cancers. However, this relationship was not observed for MSI-stable (MSS) CRCs.
A new study found that adding flax seeds to the diet of calves can improve the nutritional quality of beef by reducing saturated fatty acids and increasing omega-3 acids. The enriched meat was also preferred by consumers in a taste test, making it a potential alternative for healthier food options.
Researchers at Princeton University discovered that cytomegalovirus manipulates fatty acid elongation, a process essential for virus replication. The virus induces the expression of elongase enzyme 7, which is necessary for efficient replication.
Washington State University researchers have discovered a mechanism by which omega-3 fatty acids inhibit the growth and spread of prostate cancer cells. The findings suggest that a potential new anti-cancer drug could be developed to target this process.
A randomized trial found that patients taking omega-3 fatty acid supplements showed improvements in heart function and had less fibrosis compared to those taking a placebo. Patients who experienced a 5% increase in omega-3 levels in their blood derived the most benefit.
A new study published in Diabetologia found that lack of sleep can lead to elevated levels of free fatty acids in the blood, causing temporary pre-diabetic conditions in healthy young men. Insufficient sleep also results in increased insulin resistance, a hallmark of pre-diabetes, that persists for nearly five hours.
Researchers at Ludwig Maximilians University have identified a novel chloroplast membrane protein that plays a central role in transporting fatty acids from chloroplasts into the cell cytoplasm. This discovery may lead to new strategies for producing biofuels, which are rich in TAG-rich plant oils.
Researchers found a link between common dietary fatty acids, CD36, and oxidized LDL uptake in cells. The discovery may contribute to the pathophysiology of diseases like obesity and type 2 diabetes.
Research in Seychelles finds that fish consumption during pregnancy may offset mercury exposure risks, with polyunsaturated fatty acids (PUFA) counteracting toxic effects. Higher PUFA levels in mothers are linked to better neurological development in children.
Researchers found that a fatty acid called myristoleic acid can help decode weight control by analyzing the lipidome, gene expression, and phenotype of obese women. This comprehensive insight may improve obesity management by understanding how adipose tissue responds to calorie restriction.
Researchers found that eating one avocado a day as part of a moderate-fat diet can improve bad cholesterol levels in overweight and obese individuals. The study also showed favorable results for total cholesterol, triglycerides, small dense LDL, non-HDL cholesterol, and other cardio-metabolic risk factors.