With regard to cytodifferentiation of the GI glandular epithelium along the radial axis,what cell signaling interaction(s) mediate the proliferation,migration,and differentiation of cells within the glandular epithelium?
A) Ephrin ligands and EphB receptors
B) Wnt ligand and Frizzle receptors
C) Tgfß and their receptors (yes)
D) Shh and Ptch1 receptors
E) All the above
Correct Answer:
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