cADPR je ćelijski glasnik kalcijumske signalizacije.[5] Ona je fiziološki alosterni modulator rianodinskog receptora (RyR), koji stimuliše kalcijum-indukovano oslobađanje kalcijum na niskim citosolnim koncentracijama Ca2+.
^Evan E. Bolton; Yanli Wang; Paul A. Thiessen; Stephen H. Bryant (2008). „Chapter 12 PubChem: Integrated Platform of Small Molecules and Biological Activities”. Annual Reports in Computational Chemistry. 4: 217—241. doi:10.1016/S1574-1400(08)00012-1.
^Lee HC, Walseth TF, Bratt GT, Hayes RN, Clapper DL (1989). „Structural determination of a cyclic metabolite of NAD+ with intracellular Ca2+-mobilizing activity”. J. Biol. Chem. 264 (3): 1608—15. PMID2912976.
^Lee HC, Aarhus R, Levitt D (1994). „The crystal structure of cyclic ADP-ribose”. Nat. Struct. Biol. 1 (3): 143—4. PMID7656029. doi:10.1038/nsb0394-143.
^Guse AH (2004). „Regulation of calcium signaling by the second messenger cyclic adenosine diphosphoribose (cADPR)”. Curr. Mol. Med. 4 (3): 239—48. PMID15101682. doi:10.2174/1566524043360771.