Differentiation of the Drosophila serotonergic lineage depends on the regulation of Zfh-1 by Notch and Eagle.
Lee HK, Lundell MJ. Differentiation of the Drosophila serotonergic lineage depends on the regulation of Zfh-1 by Notch and Eagle. Mol Cell Neurosci. 2007 Sep; 36(1):47-58.