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Scientists Can Erase Specific Memories From a Snail’s Brain


Hyooga

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Like Eternal Sunshine of the Spotless Mind, but for snails.

 

Erasing memories of scorned lovers is no longer just a movie trope popularized in Eternal Sunshine of the Spotless Mind. A new study of snail neurons suggests it's possible to wipe out specific memories in snails, and scientists think that a drug could be developed to do the same with humans in the future.

 

Long-term memories are moderated by synapses, essentially tubes that allow one neuron to pass along a signal to another. The properties of the synapses can increase or decrease in strength, and that's "responsible for the maintenance of the memory," wrote co-author Samuel Schacher, a professor of neuroscience in the Department of Psychiatry at the Columbia University Medical Center, in an email. According to him, "we were able to reverse long-term changes in synaptic strength at synapses known to contribute to different forms of memories."

 

 

read more: https://motherboard.vice.com/en_us/article/bj8ek4/scientists-can-erase-specific-memories-from-a-snails-brain

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