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Behavioral design (A) and mean percent freezing (± SEM) for the 3min post-shock (B) or 5min retention (C) freezing tests. (A) Animals were given alcohol or sham-intubation from PD4–9, and then run through the full three-day CPFE procedure from PD31–33. The US was one immediate shock. (B, C) The SI-Pre group froze significantly higher than the EtOH-Pre group and both Alt-Pre control groups during the 3min post-shock and 5min retention freezing tests (ps < .001). * indicates p < .001
