serotoninergic ( 5-ht ) neurons derived from the embryonic raphe nuclear area ( brainstem , embryonic days ( e 16-18 ) were implanted into the entorhinal cortex of 6-day-old ( p6 ) neonatal rat recipients which had received a fimbria lesion and entorhinal cortex ablation on p3 .
C0034671
raphe
C0006121
brainstem