etx-dif-horm-ch1-fig4

Figure 4. Intestinal enteroendocrine lineage specification. (A) Schematic of the intestinal epithelium. Solitary enteroendocrine cells (EECs) are depicted in purple. (B) Diagram of signaling and transcription factor interactions that regulate intestinal enteroendocrine cell differentiation. Differentiated EEC subtypes are highlighted with yellow circles.