title: Dueling nucleosides: cross-regulation of extracellular adenosine by guanosine. Focus on "Extracellular guanosine regulates extracellular adenosine levels".
authors: George R
authors: GR
authors: Dubyak
mesh_terms: D000241:Adenosine / Q000378:metabolism*; D000818:Animals; D006151:Guanosine / Q000378:metabolism*; D006801:Humans; D008297:Male; D009131:Muscle, Smooth, Vascular / Q000378:metabolism*; D032389:Myocytes, Smooth Muscle / Q000378:metabolism*
chemical_list: D006151:Guanosine; D000241:Adenosine