Neurons are cells in your brain. Shaped like little stars, they flicker and fire off signals to each other. The signals travel up and down the long tendrils, called dendrites, extending out from each point of a neuron's star-shaped ...
Oct 19, 2020
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Researchers at Linköping University, Sweden, have discovered a new mechanism by which substances can open a certain type of ion channel and thereby regulate nerve impulses. The study, published in the scientific journal ...
Oct 12, 2020
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Tumors come in many shapes and forms—curable or deadly, solid or liquid, lodged inside the brain, bone, or other tissues. One thing they all have in common, however, is a knack for molecular deceit. It is often by posing ...
Sep 30, 2020
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ETH researchers have developed a new generation of microelectrode-array chips for measuring nerve impulses, enabling studies of how thousands of nerve cells interact with each other.
Sep 28, 2020
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How many 'listeners' a nerve cell has in the brain is strictly regulated. This is shown by an international study led by the University College London and the universities of Bonn, Bordeaux and Milton Keynes (England). In ...
Sep 25, 2020
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In order for organisms to react swiftly to stimuli in their environment, they need rapid and precise transmission of nerve impulses along neural extensions known as axons. Whereas some invertebrates have developed very thick ...
Sep 18, 2020
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The brain's structure has columnar features, which are hypothesized to arise from nerve cells (neurons) stemming from the same parent cell, initially forming radial units. How exactly this process unfolds at the molecular ...
Sep 4, 2020
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A tiny, thin-film electrode with a 3-D-printed housing has been implanted in the peripheral nervous system of songbirds, where it successfully recorded electrical impulses that drive vocalizations.
Aug 28, 2020
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Your pancreas is a little sweet potato-shaped organ that sits snug behind your stomach. The pancreas is studded with islets, the cell clusters that house insulin-producing beta cells. In people with type 1 diabetes, the body's ...
Aug 26, 2020
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A team of researchers affiliated with multiple institutions in Germany has developed a cochlear implant that converts sound waves to light signals instead of electrical signals. In their paper published in the journal Science ...
