Cholinergic neurons of the pedunculopontine nucleus (PPN) are relevant for adaptive behavior. In a recent study, Ruan et al. revealed that PPN cholinergic neurons signal negative feedback during reward omission after contingency changes, which is necessary for switching to new behavioral strategies.
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| http://www.ncbi.nlm.nih.gov/pmc/articles/PMC9635055 | PMC |
| http://dx.doi.org/10.1016/j.tins.2022.04.005 | DOI Listing |
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