Old habit-controlling neurons may also help the brain learn new tricks

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# Old habit-controlling neurons may also help the brain learn new tricks

Curious part about the famous D2 receptor:

In contrast, the activity of the other cells, called D2 receptor medium spiny neurons, quieted after training and blocking their activity enhanced the ability of the animals to remember the new action. In a separate set of experiments the researchers found that blocking D2 neuron activity prevented the rodents from displaying previously learned habits.

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Maybe that’s why it’s hard for people with Sz to function, we can’t automatically execute daily habits. Everything becomes deliberate because the habits autopilot is off, it becomes as exhausting as if you had to breathe deliberately all the time.

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