Term Name:	SA node cell to atrial cardiac muscle cell signaling
Synonyms:	SA node cardiac muscle cell to atrial cardiac muscle cell signalling, SA node cardiomyocyte to atrial cardiomyocyte signalling, SAN cardiomyocyte to atrial cardiomyocyte signalling, sinoatrial node cardiomyocyte to atrial cardiomyocyte signalling, sinus node cardiomyocyte to atrial cardiomyocyte signalling
Definition:	Any process that mediates the transfer of information from an SA node cardiomyocyte to an atrial cardiomyocyte.
Ontology:	GO: Biological Process [GO:0086018]    QuickGO    AmiGO