Table 1. Groups of animals used in each experimental condition.

Group of animals 1 (n = 15)

acquisition 20 min

acquisition 3 h

acquisition 24 h

Group of animals 2 (n = 9)

retrieval 24 h

consolidation 24 h

object-in-place 3 h

Group of animals 3 (n = 6)

paired-viewing procedure bilaterally infused with sense ODN into PRH

Group of animals 4 (n = 5)

paired-viewing procedure bilaterally infused with antisense ODN into PRH

Group of animals 5 (n = 2)

histology to visualize the extent of ODN diffusion in the brain