PD098059 ERK 5 MAPK 5 2 (2 amino 3 methoxyphenyl)chromone 4 Animals 4 Article 4 Avoidance Learning 4 Hippocampus 4 Inhibitory avoidance 4 Memory reconsolidation 4 Mice 4 animal 4 animal behavior 4 animal experiment 4 animal tissue 4 avoidance behavior 4 controlled study 4 enzyme activation 4 enzyme inhibition 4 footshock 4 hippocampus 4 male 4 memory consolidation 4 mental task 4 metabolism 4 mitogen activated protein kinase 1 4 mitogen activated protein kinase 3 4 mouse 4 nonhuman 4 physiology 4