Myriastramides A–C, new modified cyclic peptides from the Philippines marine sponge Myriastra clavosa

Myriastramides A–C, new modified cyclic peptides from the Philippines marine sponge Myriastra clavosa Isotactic Polymethoxydienes from the Philippines Sponge <i>Myriastra clavosa</i> New Dimeric Macrolide Glycosides from the Marine Sponge <i>Myriastra </i><i>c</i><i>lavosa</i> Microsclerodermins C - E, antifungal cyclic peptides from the lithistid marine sponges Theonella sp. and Microscleroderma sp. Hymenamides G, H, J, and K, four new cyclic octapeptides from the Okinawan marine sponge Hymeniacidon sp. Hymenamides C ~ E, new cyclic heptapeptides with two proline residues from the okinawan marine sponge hymeniacidon sp. Hymenamides a and b, new proline-rich cyclic heptapeptides from the okinawan marine sponge hymeniacidon sp. Microsclerodermins F–I, Antitumor and Antifungal Cyclic Peptides from the Lithistid Sponge Microscleroderma sp. New Cyclic Peroxides from the Philippine Sponge <i>Plakinastrella</i> sp. Haligramides A and B, Two New Cytotoxic Hexapeptides from the Marine Sponge <i>Haliclona nigra</i>