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Link between dietary fiber and depression partially explained by gut-brain interactions
Fiber is a commonly recommended part of a healthy diet. That’s because it’s good for your health in so many ways — from weight management to reducing the risk of diabetes, heart disease, and some types of cancer. A new study also finds that it might be linked with a reduced risk of depression, especially…
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Epigenetics: Inheritance of epigenetic marks
A study undertaken by a molecular biologist sheds new light on the mechanisms that control the establishment of epigenetic modifications on newly synthesized histones following cell division. The classical genetic code is not the only code involved in the regulation of cell differentiation and behavior in multicellular organisms. The instructions encoded in the nucleotide sequence…
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New insight into how cannabidiol takes effect in the brains of people with psychosis
Researchers have shown that cannabidiol (CBD) alters the brain activity in people with psychosis during memory tasks, making it more similar to the activation seen in people without psychosis during the same tasks. Senior author on the study, Professor Sagnik Bhattacharyya, from the Institute of Psychiatry, Psychology & Neuroscience (IoPPN), King’s College London said: ‘Our…
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Guidelines may promote over-diagnosis of cow’s milk allergy in infants, study finds
International guidelines developed to help doctors diagnose cow’s milk allergy may lead to over-diagnosis, according to new research. The study found that three-quarters of infants have two or more symptoms at some point in the first year of life which guidelines say may be caused by cow’s milk allergy, yet the condition only affects one…
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Type of sugar used to sweeten sheep milk kefir may improve consumer acceptance
The study of human emotions can be used to gauge the sensory acceptance of dairy products. A possible route to increase worldwide consumption of sheep milk kefir may be to improve its sensory acceptance, which can be a determining factor for its inclusion in daily diets. Scientists studied the effects of kefir sweetened with five…
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How we can reduce food waste and promote healthy eating
Food waste and obesity are major problems in developed countries. They are both caused by an overabundance of food, but strategies to reduce one can inadvertently increase the other. A broader perspective can help identify ways to limit food waste while also promoting healthy nutrition, researchers suggest. «You can reduce food waste by obtaining less…
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Environmental toxin produced by algae may lead to ALS
A computer generated-simulation allowed researchers to see how a toxin produced by algal blooms in saltwater might cause Amyotrophic Lateral Sclerosis (ALS). The researchers investigated an environmental toxin called ?-Methylamino-L-alanine (BMAA) that has been linked to significantly increased occurrence of sporadic ALS in populations with frequent dietary consumption of food sources containing high levels of…
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Successful Zika vaccine in preclinical studies
Researchers have demonstrated the success of a vaccine against Zika virus. The vaccine was generated using a novel platform technology. Verardi, a Brazilian native, was in Brazil visiting family in the summer of 2015 when the Zika outbreak first began to make waves and soon reached epidemic status. Back in the United States, Verardi kept…
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Trapping female mosquitoes helps curb chikungunya virus
The US Centers for Disease Control and Prevention (CDC) recently developed an Autocidal Gravid Ovitrap (AGP trap) that attracts and captures female mosquitoes looking for a site to lay eggs. Now, researchers report that AGO traps successfully protected people from infection with chikungunya virus (CHIKV) in communities in Puerto Rico. The lack of effective tools…
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Snail competition leads to fewer parasites that cause schistosomiasis
A new study shows that schistosome transmission can actually be highest when freshwater snail populations are low. This study demonstrates how the size of a freshwater snail population relates to its parasitic infection rate. A new study led by Emory University, however, shows that schistosome transmission can actually be highest when freshwater snail populations are…