Thinking crickets - 'cognitive' processes underlie memory recall in crickets

Activation of two different kinds of neurones is necessary for appetitive and aversive memory recall in crickets. Researchers writing in the open access journal BMC Biology blocked octopaminergic (OA-ergic) and dopaminergic (DA-ergic) transmission and found that this resulted in the inability to recall pleasant and unpleasant memories, respectively...

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