CA1 place cells recording to investigate the roles of RE/Rh on place cell properties. A, Schedules for investigating the roles of RE/Rh on single-unit activities of CA1 place cells. B, Schematic diagram for CA1 place cell recording using RE/Rh lesion mice. C, Distribution of recording sites and samples of single-unit cluster cutting. D, Single-unit recording paradigm during which the local cue position was rotated. E, Samples of place maps from the Sham and RE/Rh groups across the three sessions.