In situ hybridization confirmation of microarray data. (A) Normalized pyramidal cell intensity after hybridization with camk2a, nlgn1, or rasgrp1 probe. *, P < 0.05 compared with CTL. (B) Representative autoradiographs of hippocampal sections used for camk2a, nlgn1, and rasgrp1 quantification. Arrows indicate CA3 pyramidal cell layer.