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The First Complete Map of a Fly's Brain

Scientists have created the first complete map of a fly's brain, including all neurons and synapses.

<p>Scientists have created the first complete map of a tiny insect's brain, including all its neurons and connecting synapses. The study, published on March 9 in the journal Science, presents a summary of the brain's connections, known as the connectome, of the fruit fly Drosophila melanogaster. The map shows all 3,016 neurons and 548,000 synapses tightly packed in the brain of a young Drosophila, smaller than a poppy seed.</p>

<p>This is an important step in understanding how the brain processes streams of sensory information and translates it into action. The brain of the fruit fly serves as an ideal model for studying connections, as its genome has already been decoded and the bodies of the larvae are transparent. Flies also exhibit complex behaviors, including learning, navigation, odor processing, and risk assessment.</p>

<p>Now, scientists will be able to study changes in connections in models of Alzheimer's and Parkinson's diseases and other degenerative conditions, relying on this foundational brain model.</p>

<p><a href="https://www.science.org/doi/10.1126/science.add9330">Read more here</a></p>

<p>#neurobiology #ai #brainmapping</p>

The First Complete Map of a Fly's Brain — illustration