Articles tagged with Cholesterol
Researchers found that higher lead and mercury levels in the blood were associated with increased levels of bad cholesterol and total cholesterol. The study suggests a potential link between heavy metal exposure and cardiovascular disease.
Researchers at the University of Georgia found that a high-fat diet enriched with cottonseed oil improved cholesterol profiles in young adult men. Participants showed significant reductions in cholesterol and triglycerides on the cottonseed oil diet, compared to minimal changes on an olive oil-enriched diet.
Researchers discovered that modified LDL particles trigger an immune response in macrophages, leading to chronic inflammation. The study found 27 transcription factors involved in the process, highlighting the importance of inflammation in atherosclerosis pathogenesis.
A new study published in the American Journal of Clinical Nutrition found that cocoa flavanols, especially (−)-epicatechin, improve blood vessel function and lower blood pressure. Flavanol-only groups experienced all benefits, while procyanidin-enriched extracts showed reduced cholesterol without improvements in vascular effects.
The NIH has awarded a $3.3-million grant to Carnegie Institution scientist Steven Farber to identify new pharmaceuticals for combatting cardiovascular disease. Using genetically engineered zebrafish with glowing lipoproteins, the team aims to find compounds that lower ApoB levels and reduce disease risk.
Researchers used statistical tools to analyze data from 55 studies on dietary oils and found seed oils, such as sunflower oil and flaxseed oil, perform best in improving cholesterol. However, there are caveats, including the study only measured blood lipids and may not be applicable to clinical outcomes.
University of Houston biologist Michihisa Umetani has discovered a protein partnership that protects blood vessels from danger. His work aims to target the Liver X Receptor (LXR) for new medicines to prevent atherosclerosis, offering a potential solution to severe side effects associated with current treatments.
A case report presents a patient with progressive drusen accumulation, which was halted by a resveratrol-based nutraceutical (Longevinex). The patient's vision improved after adopting the nutraceutical regimen, whereas statin drugs showed only modest success. A dietary approach to retinal health is proposed as primary consideration.
Research suggests that high variability in weight, blood pressure, cholesterol, and blood sugar readings is associated with a higher risk of heart attacks, strokes, and death. Fluctuations in these measures are linked to an increased risk of 127% mortality, 43% heart attack, and 41% stroke.
A recent study identified three genetic mutations that improve cholesterol profiles and reduce the risk of heart disease, abdominal aortic aneurysms, or diabetes. The PDE3B mutation has shown significant benefits, with a lower risk of heart disease and improved triglyceride levels.
A study of 1,826 adolescents found that higher current total activity was associated with lower VLDL and triglycerides, while longer-term activity showed similar results. The findings suggest that it's never too late to benefit from physical activity, but maintaining regular engagement is key.
Researchers used a computer model to study the effect of increased cholesterol on a specific ion channel involved in regulating potassium levels in the heart. They found that increasing cholesterol levels made interactions with the channel more numerous, overwhelming it and interfering with its ability to open and close normally.
A long-term study found that blood pressure lowering treatment with a calcium channel blocker plus statin reduces cardiovascular deaths by 29% compared to older therapy. Statins also show significant benefits, with 15% lower cardiovascular death rates in patients with average cholesterol levels.
Research suggests that very high HDL cholesterol levels may increase the risk of heart attack and death, contrary to traditional views. The study found a U-shaped curve in the relationship between HDL cholesterol levels and cardiovascular risk, with both low and extremely high levels increasing the risk.
A meta-analysis of 99 studies found that levothyroxine, a common medication for hypothyroidism, is inadequate in controlling high cholesterol levels. The study's findings suggest that patients may require additional therapies or adjustments to their treatment plans.
Researchers found that young, healthy individuals with elevated LDL cholesterol are still vulnerable to cardiovascular disease and coronary heart disease, even with a low 10-year risk. Lifestyle interventions and cholesterol-lowering medication may be necessary for these individuals to achieve healthy LDL levels.
Researchers found that statins can improve conditions in people with autoimmune pulmonary alveolar proteinosis, a rare syndrome affecting 1 in 150,000 people worldwide. The study also identified two new tests to help diagnose the condition and showed promise for oral statin therapy as a potential new approach.
Research by Vanderbilt University Medical Center found that frequent binge drinkers had higher blood pressure, cholesterol, and blood sugar at a younger age. Young men who binge drink have higher systolic blood pressure, while young women have higher blood sugar levels compared to non-binge drinkers.
Researchers found the portfolio diet reduces LDL cholesterol by 30%, as well as blood pressure, triglycerides, and inflammation, with a combined effect of 13% lower risk for coronary heart disease. The diet's four main components include nuts, plant protein, viscous soluble fibre, and plant sterols.
A new study from Louisiana State University found that video games, combined with fitness coaching and a step tracker, helped overweight children reduce their body mass index, cholesterol levels, and increase physical activity. Children who played video games also showed increased self-efficacy towards physical activity.
A study of 1,138 postmenopausal women found that higher HDL cholesterol did not lower cardiovascular disease risk, but rather masked a significant heart disease risk. Small HDL particles were beneficial for these women, while large particles increased risk.
An observational study published in the BMJ Open journal found a strong association between an unhealthy blood fat profile before pregnancy and lower fertility rates. Women with high cholesterol, triglycerides, and low HDL cholesterol were more likely to have only one or no children.
A systematic review analyzing the effects of walnut consumption on cardiovascular risk factors reveals significantly greater reductions in total cholesterol, LDL cholesterol, triglycerides, and apolipoprotein B compared to control diets. Walnut-enriched diets resulted in no adverse effects on body weight or blood pressure.
Researchers at Penn School of Medicine successfully reduced cholesterol levels in rhesus macaques using genome editing, offering a new approach to treating heart disease patients who don't tolerate PCSK9 inhibitors. The study demonstrates the potential of this therapy for large-scale clinical trials and future treatment options.
Dr. Daniel J. Rader, a renowned expert in heart disease prevention and treatment, has received the 2018 Gotto Prize for his pioneering work on lipoprotein metabolism. His research has significantly impacted current strategies to prevent and treat cardiovascular disease.
Researchers have identified a new cellular pathway that may help explain how arterial inflammation develops into atherosclerosis, leading to heart attacks and stroke. The findings suggest that blocking interleukin-1 beta production could enhance niacin therapy and improve therapies for atherosclerosis.
A 12-week randomized controlled trial found that Montmorency tart cherry juice reduced systolic blood pressure and LDL cholesterol in older adults, potentially helping to maintain heart health. The study suggests that the unique nutrient content of Montmorency tart cherries may contribute to these benefits.
A new meta-analysis finds that following the Portfolio Diet reduces LDL-cholesterol by 17% and lowers cardiovascular disease risk by 13%. The diet emphasizes a portfolio of four proven cholesterol-lowering foods: nuts, plant protein, viscous soluble fiber, and plant sterols.
Researchers at the University of Münster developed a new substance similar to cholesterol, allowing visualization in living cells. The study enables imaging of membrane dynamics without damaging the membrane.
Daniel J. Rader, chair of the department of Genetics at Penn Medicine, has made significant contributions to understanding lipoprotein metabolism and atherosclerosis. His research efforts have led to breakthroughs in developing new medications for serious heart-related conditions.
Researchers found that brain cholesterol triggers amyloid-beta protein clusters, a key player in Alzheimer's disease. The study suggests targeting cholesterol regulation as a potential treatment approach.
A new study by University of Sydney researchers found that eating up to 12 eggs per week does not increase cardiovascular risk factors in people with pre-diabetes and type 2 diabetes. The study also showed no impact on weight loss or cholesterol levels in participants.
Researchers at UTA are investigating the biochemical mechanism of ovarian hormones regulating cholesterol balance in the blood, aiming to open up new therapeutic avenues for treating cardiovascular disease. The study may lead to preventive treatments and customized therapies.
A Finnish study of 1,628 people found that frequent sauna bathing may be associated with a lower risk of stroke. Those who took a sauna four to seven times a week were 60% less likely to have a stroke than those who took only one per week.
Researchers at Duke University successfully delivered CRISPR/Cas9 repressors to silence the Pcsk9 gene, which regulates cholesterol levels, in adult mice. The treatment resulted in reduced blood cholesterol levels and sustained gene repression for six months after a single treatment.
A study of 800 participants who consumed milkshakes found new uncommon gene variants affecting patients' responses to a cholesterol drug. The variants were associated with changes in triglyceride and LDL-cholesterol levels after consuming high-fat meals and taking the medication.
A new study from the University of Iowa found that statins can save thousands of additional lives when used in people with higher levels of LDL cholesterol. The analysis of 34 previous studies involving over 270,000 participants showed that statins were more likely to reduce death risk at LDL levels of 100 mg/dl or greater.
Scientists at Osaka University identified RELCH as a crucial protein facilitating non-vesicular transport of cholesterol within cells. This discovery may lead to better understanding and treatment of cholesterol-related disorders.
Researchers at La Jolla Institute for Immunology develop a peptide vaccine that induces protective T cells and decreases plaque size in atherosclerotic mice. The vaccine targets the 'bad cholesterol' protein and expands a class of protective T cells, curbing inflammation.
Research from the University of Copenhagen found a U-shaped relationship between HDL cholesterol levels and risk of infectious diseases. Individuals with both very low and very high HDL cholesterol had high risks of hospitalization and death from infectious diseases, including gastroenteritis and pneumonia.
A new study highlights the benefits of weekly nutrition classes for improving weight, blood sugars, and cholesterol levels in people with type 2 diabetes. Two diets, low-fat vegan and portion-controlled eating, proved effective in reducing meat consumption and fat intake.
A single high-fat milkshake can quickly transform healthy red blood cells into small, spiky cells that wreak havoc inside blood vessels. This study found that such a meal can lead to impaired ability of blood vessels to relax and an immune response similar to one provoked by an infection.
Researchers found that bariatric surgery significantly reduces the risk of heart disease events in severely obese teens. The study predicts a 4% risk of heart disease events after one year of surgery, compared to an 8% risk prior to surgery.
A high-fat, high-cholesterol Western diet reprograms protective immune cells called regulatory T cells into follicular helper T cells that promote inflammation and atherosclerosis. HDL 'good cholesterol' helps shield these protective cells from this transformation.
Researchers compared seven manageable cardiovascular risks between LGB and heterosexual adults, finding that LGB adults were 36% less likely to have ideal cardiovascular health. Key areas of concern included smoking habits and blood glucose management among the LGB population.
A recent study published in the Journal of Clinical Lipidology found that omega-3 levels were better predictors of death risk than serum cholesterol. The study showed a 33% reduction in mortality risk among participants with highest omega-3 blood levels, indicating a potential marker for overall health.
The study found that alirocumab reduced rates of major adverse cardiovascular events by 15% compared to placebo, with a greater effect in patients with highest LDL cholesterol levels. The drug also showed significant safety and tolerability profiles.
A recent study found that 49% of patients on cholesterol medications did not receive the recommended annual HDL-C test, while 19% received more tests than needed. The study estimates that this leads to a yearly expenditure of A$4.3 million due to overutilisation and A$11.3 million in cost savings from underutilisation.
A CRISPR-like gene editing technique has been shown to reduce blood triglyceride levels by up to 56 percent and cholesterol by up to 51 percent in a mouse model. This could potentially lead to new treatments for heart disease.
A newly discovered gene called MeXis has been found to act within clogged arteries to remove excess cholesterol from blood vessels. This study suggests that long non-coding RNAs play a crucial role in the development of heart disease and may lead to new insights into treating cardiovascular disease.
Recent studies investigate the role of cholesterol and other lipids in blood circulation, discovering a correlation between bad cholesterol levels and muscle damage in muscular dystrophy patients. Another study reveals a synergistic effect of hepatitis B and alcohol on cholesterol metabolism, increasing biosynthesis and impairing uptake.
Researchers found that combining medication to lower blood pressure with medication to lower cholesterol reduced first-time strokes by 44 percent. The study involved over 12,700 participants from 21 countries and showed that this combination is effective in reducing stroke risk for those at moderate risk for heart disease.
A new UCLA study found that a high-cholesterol diet can accelerate the formation of tumors in the colon by speeding up intestinal stem cell division. The research identified a molecular pathway that could serve as a new target for colon cancer treatment.
Obese adults with type 2 diabetes who underwent gastric bypass surgery showed improved blood sugar control, cholesterol management, and reduced blood pressure after five years. However, the improvement in achieving these targets diminished over time, suggesting that longer follow-up is needed to understand the persistent benefits of we...
Researchers at Radboud University Medical Center discovered that mevalonate, a byproduct of cholesterol production, trains the immune system. A Western diet rich in cholesterol can also induce trained immune cells, leading to long-lasting inflammation. Statins may inhibit this training, while boosting it could help weakened immune systems
A team of researchers led by Prof. Mikael Simons from the Technical University of Munich discovered that cholesterol crystals can prevent regeneration in multiple sclerosis patients. The team also identified a novel oligodendroglial cell type involved in myelin formation, which may help develop new therapies for MS.
A new study in mice reveals that excess cholesterol may be hindering the repair of fatty protective sheaths around neurons. Researchers found that phagocytes, which ingest debris, had internal organs called lysosomes overwhelmed with cholesterol crystals, reducing their ability to repair myelin.
A new cholesterol calculation method has been shown to be more accurate than the standard method in nonfasting individuals. The method, developed by Johns Hopkins researchers, uses a chart with 180 different factors to calculate LDL cholesterol levels and individualize assessments.
A new study suggests that replacing one to two animal proteins with plant proteins daily can reduce three main cholesterol markers for heart disease prevention by about 5%. Combining this with other cholesterol-lowering foods like viscous fibers and sterols may yield even greater health benefits.
A new study by CNIC researchers found that LDL-C is the main predictor of atherosclerotic plaques in individuals with no risk factors, such as hypertension or smoking. The study suggests that reducing LDL-C levels can help prevent the appearance of atherosclerosis.