Term Name:	activin receptor signaling pathway
Synonyms:	activin receptor signalling pathway
Definition:	The series of molecular signals initiated by an extracellular ligand binding to an activin receptor on the surface of a target cell, and ending with the regulation of a downstream cellular process, e.g. transcription.
Ontology:	GO: Biological Process [GO:0032924]    QuickGO    AmiGO