CA3 lesions impair encoding, While CA1 lesions impair retrieval during learning of a Hebb-Williams maze. CA3 efferents from the fimbria were transected, using treatment to spare cholinergic and GABAergic afferents. CA1 efferents within the dorsal fornix have been in the same way transected. Fimbria transections, but not dorsal fornix transections, https://gwendolyne962gin1.blogvivi.com/profile