Adenosine-d13 (Adenine riboside-d13, D-Adenosine-d13) is deuterium labeled Adenosine (HY-B0228). Adenosine (Adenine riboside), a ubiquitous endogenous autacoid, acts through the enrollment of four G protein-coupled receptors: A1, A2A, A2B, and A3. Adenos