Health & Fitness

The U.S. experienced an unprecedented number of group A streptococcal infections in children from October to December of 2022, which should alert physicians to check for the potentially deadly infectious disease as the country moves out of the pandemic.

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Nanocages are tiny artificial containers that can be used to deliver therapeutics to a target destination in the body. But some drug molecules are like gifts that are too big for a standard-sized nanocage 'box'. Now researchers describe how they have built a super-sized nanocage that could be used to deliver larger drug cargoes. They have built a bigger box.

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Chemists created a more reliable, robust and efficient way to monitor pesticide exposure and help protect the health and safety of agricultural workers, especially for emerging sectors like the cannabis industry.

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A brimming inbox on Monday morning sets your head spinning. You take a moment to breathe and your mind clears enough to survey the emails one by one. This calming effect occurs thanks to a newly discovered brain circuit involving a lesser-known type of brain cell, the astrocyte. According to new research, astrocytes tune into and moderate the chatter between overactive neurons.

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People with Alzheimer's disease develop defects in cognitive functions like memory as well as problems with noncognitive functions that can lead to anxiety and depression. Investigators used mice to study a process through which new neurons are generated in adulthood, called adult hippocampus neurogenesis (AHN). The research showed that deep brain stimulation of new neurons helped restore both cognitive and noncognitive functions in mouse models of Alzheimer's disease.

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Researchers have developed a system that connects two neurons by using light-emitting enzymes and light-sensitive ion channels.

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