Olfactory memory acquisition. A. Olfactory memory acquisition in social investigation, control group. B. Ratios of time investigating the familiar or the unfamiliar juvenile rat. Adult ovariectomized female rats tested at 60 min IEI. Control groups (vehicle) evaluated at 24 h, 8 and 15 days after vehicle injection. Experimental groups injected with A-β25-35 and A-β +E2. HIPP (black columns) or OB (grey columns) evaluated at same times as control groups. *P < 0.05; **P < 0.01; ***P < 0.001, comparison intergroup. +P < 0.05 comparison between OB and HIPP groups.
Bernal-Mondragón et al. BMC Neuroscience 2013 14:104 doi:10.1186/1471-2202-14-104