thus , it appears that in the normal intestine a clear structural and functional distinction exists between the regulating cells ( i.e . the sympathetic neurones and enteroendocrine cells ) and the regulated cells ( i.e . the undifferentiated crypt cells ) : cells that have acquired a regulating role are no longer able to divide and cells which are able to divide do not take up or store amines .
C0021853
intestine
C0524979
enteroendocrine cells