A University of Minnesota study found that families who frequently eat fast food for dinner have poorer access to healthy foods, drink more soda, and are at a higher risk of obesity. Limiting fast food intake at home can help improve eating habits and overall health.
Researchers at St. Jude Children's Research Hospital and City of Hope National Medical Center developed genetically modified stem cells that seek out and destroy even tiny tumors in the nervous system, using a chemotherapy drug that selectively targets cancer cells.
Nuno Bandeira's award-winning protein analysis technique allows scientists to study highly modified proteins in snake venom, potentially leading to breakthroughs in drug development and cancer research. The technique surpasses current methods by providing a completely automated approach to identify amino acid sequences and modifications.
A study found that managers in the UK food industry prioritize consumer concerns about food safety and hygiene risks over rules and regulations. The survey of 204 individuals across various businesses revealed a high degree of confusion about state regulators and their roles, with locally-based environmental health officers perceived a...
Researchers found that modified versions of bisphenol A stimulate breast tumor cell growth and are absorbed by breast cancer cells. The study suggests human enzymes convert BPA into a more toxic form, increasing the risk of breast cancer. Further research is needed to confirm these findings.
A study by researchers at Mount Sinai School of Medicine identified CD23, a protein in the intestinal tract, as a receptor for IgE associated with allergic reactions. CD23 levels were found to correlate strongly with food-specific IgE in stool samples from patients with allergies.
Researchers found that parasites dominated the links between species in food webs, with a significant impact on ecosystem stability. The study also revealed new patterns, including increased vulnerability of mid-trophic level animals to parasites and predators.
A study by Ohio University researcher David Holben found that food-insecure Appalachians have a higher risk of obesity and diabetes compared to their food-secure counterparts. The research also highlighted the importance of nutrition education and managing food supply in addressing these health issues.
Researchers at Ohio State University have genetically modified cassava plants to produce larger, starch-rich roots, which could help alleviate hunger in Africa. The modified plants were found to produce up to 2.6 times larger roots and a third more leaves than regular cassava plants.
A study found that women in low-income food-insecure households are 50% more likely to be obese and gain at least 10 pounds in a year compared to those in fully secure households. Researchers propose modifying food assistance programs and nutrition education to address this issue.
A team of researchers has successfully frozen and preserved genetically enhanced pig embryos, enabling their transportation across the country and worldwide. The breakthrough procedure removes lipids from unfertilized eggs before fertilizing them with muscle cells containing modified genetic material.
The survey highlights a lack of awareness about food-borne illnesses, with only 10% of Americans reporting food poisoning in the past year despite statistics indicating a quarter of Americans suffer from food-borne illnesses annually. Americans tend to attribute their illnesses to other causes rather than food-borne illness.
In a modified trap-tube task, rooks show capacity for physical cognition through rapid learning and transfer test performance, suggesting understanding of physical rules. The results indicate that these birds have the ability to solve problems using rule abstraction, paving the way for future research.
Researchers found that the public underestimates certain bacteriological hazards while overestimating those with low prevalence, like mad cow disease. Experts believe early school intervention and media training can improve public understanding of food risk messages.
Recent genetic epidemiology studies have empirically supported Mayr's ideas on genetic interaction and its impact on evolutionary change. These studies show that genes interact extensively, leading to a strong interaction between natural selection and genetic drift, resulting in 'genetic revolution.'
Researchers created a modified form of troponin I to improve cardiac function in mice and damaged human heart cells. The protein helps the heart respond to stress by boosting performance during periods of hardship.
The percentage of US households classified as food insecure rose from 11.2 percent in 2003 to 11.9 percent in 2004, surpassing the official goal of six percent by 2010. Household food insecurity is influenced by unobserved hardships such as medical emergencies, which can divert income normally used for food.
A study of middle schools found that students' BMI increased by 10% for every additional food practice permitted. Schools with more restrictive food policies had lower average BMIs and fewer overweight students.
A study of 20 children with epilepsy found that 13 had a greater than 50 percent improvement and four were seizure-free after six months on the modified Atkins diet. The diet, which mimics ketosis, was better tolerated by children and easier to follow than the ketogenic diet.
A study found that chemical modification of Type II Collagen creates a self-antigen, leading to immune system activation in rheumatoid arthritis patients. The modification of this protein contributes significantly to the disease's progression.
A new GM mosquito sexing technique allows for the quick identification of males, paving the way for releasing sterile males to control mosquito populations. This could lead to a significant reduction in malaria cases and population growth.
A study compared genetically modified Desirée potatoes with five conventional varieties, revealing a surprising range of variation in substance content. The analyses found that the genetically modified lines exhibited similar variation to the conventional varieties, except for higher inulin polysaccharide content.
Researchers successfully treated a laboratory model of GM1 – gangliosidosis using genetically modified bone marrow cells that produce an enzyme breaking down excess GM1. The treatment restored the activity of degenerating brain cells, suggesting a potential cure for this neurodegenerative disease.
A study published in the Canadian Medical Association Journal found that levels of ischemia-modified albumin provided no useful information in predicting which patients with potential acute coronary syndrome would experience serious cardiac outcomes. The analysis suggests that prognosis may precede diagnosis in these cases.
Despite China's genetically modified (GM) rice ambitions, poverty and unequal land distribution will persist, hindering efforts to eliminate hunger. The Lancet notes that GM technology is not a solution to food insecurity, but rather a Band-Aid on the symptoms of deeper issues.
A recent study found that genetically modified rice in China reduces pesticide use by 80% and increases crop yields by up to 9%. The research also indicates no significant impact on farmers' health. The study provides valuable information for developing countries considering genetically modified food crops.
Researchers at St. Jude Children's Research Hospital have developed a technique to produce large numbers of genetically modified NK cells that can effectively target and eliminate leukemia cells. The new technology has the potential to be used as a treatment for leukemia patients undergoing hematopoietic cell transplantation.
Microbial contamination of food is a significant problem worldwide, causing millions of deaths and illnesses. Experts recommend new approaches to food control, including centralized policies and increased surveillance, to ensure safe food production and trade.
A panel discussion at the American Association for the Advancement of Science annual meeting explores issues of public confidence in genetic technologies. Stanford University School of Medicine associate professor Barbara Koenig addresses concerns about regulating new genetic technologies and ensuring their effectiveness.
Scientists have successfully germline-modified mice using stem cells, paving the way for experimental analyses. Researchers also shed light on the effects of osmolarity and glucose/phosphate levels on embryo development.
A US study found a strong link between frequent fast-food consumption and weight gain, as well as increased insulin resistance in young black and white adults. The study of over 3000 participants showed that those who ate at fast food restaurants more frequently gained more weight and developed insulin resistance.
A 15-year study found that frequent fast food consumption is associated with a significant increase in body weight and insulin resistance, even after accounting for other lifestyle factors. The study suggests that reducing fast food intake may help mitigate the risk of type 2 diabetes.
A study published in Nature Structural and Molecular Biology reveals that cellular modifications to tRNA enhance its ability to decode genetic information at the atomic level. The research supports Agris' Modified Wobble Hypothesis, suggesting that modified nucleosides enable tRNA to decode more than one DNA code.
A team of researchers led by Carnegie Mellon University's Danith Ly has developed a way to deliver promising genetic tools into living cells. The tools, called GPNAs, use modified PNAs with improved cell uptake properties and can target specific disease-causing proteins.
Scientists have created a genetically modified parasite to study the immune system's memory, which could aid in developing vaccines for Leishmania major, AIDS, and tuberculosis. Researchers found that central memory T cells remain primed to fight new infections even after initial infection has cleared.
A genetically modified bacterium, Lactococcus, has been engineered to produce a therapeutic protein that protects the epithelium and heals intestinal tissues. The bacteria shows great promise in treating both acute and chronic intestinal inflammation, including Crohn's disease.
A study by Cornell University researchers found that more than 85% of African Americans will use food stamps, compared to 37% of white Americans. Food stamp use is also linked to lower education levels, with 64% of adults with less than 12 years of education using them.
A new computer program was found to be more effective in increasing knowledge about breast cancer risk and genetic testing among low-risk women, reducing their perceived risk of getting breast cancer. However, one-on-one genetic counseling was superior in helping women better understand their risk and reduce anxiety.
The Food Guide Pyramid is set to undergo revisions, shifting from a one-size-fits-all approach to an individualized model. This change aims to motivate consumers to make informed food choices, with the help of focused messages and educational tools.
A study by Cornell University researchers found Listeria bacteria on foods in 47 out of 50 retail food stores, with 34% showing persistent strains after re-inspection. The bacteria were also found in seven food-processing plants, highlighting the need for improved control measures to prevent food contamination.
Benign paroxysmal positional vertigo (BPPV) is an inner ear problem causing spinning or whirling sensations when moving the head. A study found that performing modified Epley's and Semont maneuvers at home can lead to significant symptom relief for 95% of participants.
Researchers recommend performing oral food challenges on children with at least a 50-50 chance of passing, based on IgE antibody levels less than 2.0 kilounits per liter of blood. This guideline aims to reduce unnecessary avoidance of common allergenic foods and improve the accuracy of food allergy diagnosis.
A study using FDG-PET imaging found that brain metabolic activity increases in response to food stimulation, making it harder for those more sensitive to food to diet. The findings may lead to innovative treatment options for eating disorders.
A recent study published in JAMA found that lean adolescents who consume fast food are less likely to compensate for the excess energy by adjusting their daily intake compared to overweight peers. In contrast, overweight participants tend to overconsume fast food and fail to make up for it throughout the day.
Researchers at Thomas Jefferson University have made significant progress in developing a new vaccine against malignant melanoma, a potentially deadly skin cancer. The vaccine showed promise in a phase I-II study, with 8 of 10 patients developing positive responses to their own tumor cells that were chemically modified.
A $300,000 study will examine the demand and availability of veterinarians in food supply-related disciplines. The research aims to address student recruitment, retention, and training to serve society.
The University of Minnesota has been awarded a $10M grant to lead a national effort in food bio-security. The grant aims to enhance the nation's capabilities to anticipate and prevent deliberate contamination of the food supply, which could have devastating effects on human health and the economy.
Researchers at the University of Pennsylvania have successfully designed better bacteria killers by modifying arylamide-based polymers inspired by frog skin. The modified polymers can disrupt bacterial cell membranes without harming human cells, making them a promising new approach to combat antibiotic resistance.
Purdue scientists Rick Howard and colleagues discovered that genetically modified fish have a reproductive advantage, but their offspring are less likely to survive. This paradox could lead to a population dwindling in size and potentially disappearing entirely if not managed carefully.
Global food safety experts gather to discuss new approaches to assessing risk of microbiological foodborne hazards. The symposium aims to create mathematical models that predict the number of illnesses that can occur and help managers control food safety strategies.
Researchers used genetically modified yeast to pinpoint mutations responsible for antibiotic resistance in Pneumocystis jirovecii, a pathogen causing severe pneumonia. The study reveals potential targets for designing new drugs to prevent resistance.
Researchers created a modified poliovirus that targets and destroys cancer cells in the brain, but spares normal brain tissue. The virus uses a rhinovirus genetic element to trigger gene expression in cancer cells, but malfunctions in normal neurons due to lack of co-factors.
A team of researchers at Michigan State University has uncovered cliques in the food web, a complex network of interconnecting food chains. This breakthrough provides a new way to understand and manage ecosystems for sustainability.
Researchers successfully used gene-modified dendritic cells to induce apoptosis in collagen-specific T cells, reducing arthritis incidence and severity. Additionally, stem cell factor was found to drive hepatocyte proliferation after liver resection, while VLA-1 expression is crucial for T cell memory of previously encountered antigens.
A study by Purdue University found that consumers are willing to pay a premium for genetically modified foods that provide direct benefits, such as golden rice with enhanced vitamin A content. The research also identified a technique called 'cheap talk' that can help reduce consumer bias in marketing surveys.
Despite 80% of processed American food containing genetically modified ingredients, only 26% of Americans believe they have ever eaten GM foods. A new study found that self-reported and objective knowledge of biotechnology remains low in the US, but opinions on GM foods are open to change.
The American Dietetic Association emphasizes the importance of food and nutrition programs for children and adolescents. These programs not only combat hunger and food insecurity but also provide crucial nutrition education and promote physical activity to prevent excess weight and chronic diseases.
The International Council for Science (ICSU) has released a report synthesizing over 50 science-based reviews on genetically modified organisms (GMOs) in food and agriculture. The report addresses key questions on the safety, environmental impact, and regulations of GM foods.
A modified adenovirus, Delta-24-RGD, has shown improved infectivity and replication efficiency compared to the unmodified Delta-24. This leads to increased cytopathic effects and prolonged survival rates in mouse models of human glioma. The authors conclude that Delta-24-RGD may be an effective agent in treating gliomas.
Researchers found that ethylene is vital for plant protection against microorganisms, enabling plants to detect and respond to infections. Modified ethylene-insensitive tobacco plants were more susceptible to diseases due to the lack of ethylene's protective mechanism.