Ceratamines A and B, Antimitotic Heterocyclic Alkaloids Isolated from the Marine Sponge Pseudoceratina sp. Collected in Papua New Guinea

Ceratamines A and B, Antimitotic Heterocyclic Alkaloids Isolated from the Marine Sponge Pseudoceratina sp. Collected in Papua New Guinea Ceratinadins A–C, new bromotyrosine alkaloids from an Okinawan marine sponge Pseudoceratina sp. Bromotyrosine Alkaloids from the Australian Marine Sponge Pseudoceratina verrucosa Ingamines A and B, new cytotoxic alkaloids from the marine sponge Xestospongia ingens Bromotyrosine Alkaloids from the Sponge Pseudoceratina verrucosa Bromotyrosine Alkaloids from the Sponge <i>Pseudoceratina verrucosa</i> Pseudoceratins A and B, Antifungal Bicyclic Bromotyrosine-Derived Metabolites from the Marine Sponge <i>Pseudoceratina </i><i>purpurea</i> 5-Bromoverongamine, a Novel Antifouling Tyrosine Alkaloid from the Sponge<i>Pseudoceratina</i>sp Keramamine-A and -B, novel antimicrobial alkaloids from the Okinawan marine sponge sp. Madangamines B−E, Pentacyclic Alkaloids from the Marine Sponge Xestospongia ingens