E. Quantification of last 10 seconds of fluorescence recovery (90-100 seconds) in B and D. Error bars represent SEM and statistical significance was calculated according to the Mann-Whitney U test. N = 13, 11 and 12 spines for wt baseline, cLTD and recovery and 9, 7 and 5 spines for tauKO baseline, cLTD and recovery groups, respectively. 