Means ± SEM of the sizes of the hippocampal intra- and infrapyramidal mossy fiber projection (IIPMF) and the numbers of errors committed in a simple radial-maze task, with free access to arms and all 8 arms containing a food reward, each dot representing the mean of one inbred strain. Data taken from Figure 4 (8 strain means) and from Refs. [30-33] (10 additional strain means). For clarity, SEMs have been omitted.
Crusio and Schwegler Behavioral and Brain Functions 2005 1:3 doi:10.1186/1744-9081-1-3