Latrunculin A, AdipoGen Life Sciences. Chemical. CAS: 76343-93-6. Formula: C22H31NO5S. MW: 421.6. Isolated from Latrunculia magnifica. Cell permeable marine toxin. Disrupts microfilament-mediated processes. Actin polymerization inhibitor in vitro and in vivo by the formation of a 1:1 complex with monomeric G-actin. Depolymerizes actin filaments (F-actin). Potent phagocytosis inhibitor. Anticancer compound. Suppresses hypoxia-induced HIF-1 activation in tumor cells. Inhibits tumor cell invasion. Acts via a different mechanism than cytochalasins. 76343-93-6