Thursday, August 31, 2017

Does indoor spraying help prevent dengue?

The prevention of dengue, the most prevalent mosquito-borne virus in the world, relies heavily on controlling mosquito populations, as the currently available dengue vaccine is only partially effective. Indoor spraying – which involves spraying of insecticides inside houses – has the potential to be a key part of those prevention efforts, researchers report.



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Drugs targeting the beta2-adrenoreceptor linked to Parkinson's disease

Researchers want to prevent alpha-synuclein from accumulating in the brain. To do so, the team searched for drugs that turn down alpha-synuclein production. They then tested the drugs in mice and stem cells and studied in data from the health records of millions of people living in Norway. The results of their efforts, point to a new drug development path for PD.



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New possibility of studying how Alzheimer's disease affects the brain at different ages

Alzheimer’s disease can lead to several widely divergent symptoms and, so far, its various expressions have mainly been observed through the behavior and actions of patients. Researchers have now produced images showing the changes in the brain associated with these symptoms – a development which increases knowledge and could facilitate future diagnostics and treatment.



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Using DNA to predict schizophrenia, autism

A single amino acid substitution in the protein CX3CR1 may act as predictor for schizophrenia and autism, a multi-institute collaboration demonstrates.



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Faulty DNA repair depresses neural development

Researchers have discovered DNA polymerase ? (Pol?) deficiency in neural stem cells affects neuronal survival and neural network in the developing brain.



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A philosophical mythbuster

Cognitive neuroscience gives us a glimpse into our brain activity; it allows us to learn more about ourselves. Or do brain scans actually not say very much about who we are? A philosopher examines four myths about neuroscience and self-understanding.



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Alcohol abuse, dental conditions, mental health found to be causes of avoidable US emergency visits

Alcohol abuse, dental conditions, and mental health were found to be the main causes of avoidable emergency room visits in the US, a new report reveals.



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New source for brain's development discovered

An unexpected source for the brain’s development has been discovered by researchers, a finding that offers new insights into the building of the nervous system.



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Love your beauty rest? You can thank these brain cells

Researchers report the unexpected presence of a type of neuron in the brains of mice that appears to play a central role in promoting sleep by turning ‘off’ wake-promoting neurons. The newly identified brain cells, located in a part of the hypothalamus called the zona incerta, they say, could offer novel drug targets to treat sleep disorders, such as insomnia and narcolepsy, caused by the dysfunction of sleep-regulating neurons.



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New findings on brain functional connectivity may lend insights into mental disorders

Ongoing advances in understanding the functional connections within the brain are producing exciting insights into how the brain circuits function together to support human behavior — and may lead to new discoveries in the development and treatment of psychiatric disorders, according to a review.



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