Ned 19

Ned 19 is a selective membrane-permeant non competitive NAADP antagonist and inhibits NAADP-mediated Ca2+ signaling, with an IC50 of 65 nM[1]. Ned 19 strongly inhibits tumor growth and vascularization as well as lung metastases in mice[2].

[1] Rosen D, et al. Analogues of the nicotinic acid adenine dinucleotide phosphate (NAADP) antagonistNed-19 indicate two binding sites on the NAADP receptor. J Biol Chem. 2009 Dec 11;284(50):34930-4. DOI:10.1074/jbc.M109.016519
[2] Annarita Favia, et al. NAADP-Dependent Ca2+ Signaling Controls Melanoma Progression, Metastatic Dissemination and Neoangiogenesis. Sci Rep. 2016; 6: 18925.