Globostellatic Acids A−D, New Cytotoxic Isomalabaricane Triterpenes from the Marine Sponge Stelletta globostellata

Globostellatic Acids A−D, New Cytotoxic Isomalabaricane Triterpenes from the Marine Sponge <i>Stelletta globostellata</i> New Isomalabaricane Triterpenes from the Marine Sponge Stelletta globostellata That Induce Morphological Changes in Rat Fibroblasts Cytotoxic Isomalabaricane Triterpenes from the Marine Sponge Rhabdastrella globostellata Bioactive Isomalabaricane Triterpenes from the Marine Sponge <i>Rhabdastrella </i><i>g</i><i>lobostellata</i> Cytotoxic Triterpenes from a Marine Sponge, <i>Stelletta</i> sp. Stellettins L and M, Cytotoxic Isomalabaricane-Type Triterpenes, and Sterols from the Marine Sponge Stelletta tenuis New Isomalabaricane Derivatives from a New Species of <i>Jaspis</i> Sponge Collected at the Vanuatu Islands Cytotoxic Isomalabaricane Derivatives and a Monocyclic Triterpene Glycoside from the Sponge <i>Rhabdastrella globostellata</i> Three New Cytotoxic Sesterterpenes from a Marine Sponge <i>Spongia </i>sp. New Cytotoxic Isomalabaricane Triterpenes from the Sponge <i>Jaspis</i> Species