... Latrunculins specifically sequester monomericactin, mimicking proteins such as b-thymosins and inhibiting polymerization of G-actin and promotingdepolymerization of F-actin [31, 34] . Mycalolide-B and aplyronine-A ... species of the dinofla-gellate genus Dinophysis, and it was initially detected in Dinophysis fortii [9]. Later, this toxin was isolatedfrom Dinophysis acuminate, Dinophysis norvegica, Din-ophysis ... jasplakinolidesinduce actin polymerization, stabilizing actin filaments and actin nucleation [35]. Another group of macrolides,the halichondramides, exhibit barbed-end capping and F-actin-severing...