Menominin A

Menominin B is a cyclic peptide found in the freshwater sponge-associated cyanobacterium Nostoc sp. with cytotoxic properties. Menominin B exhibits antiproliferative activity against the ovarian cancer cell line OVCAR3 (with IC50 of 2.4 μM). Menominin B holds promise for research in the field of anticancer therapy[1].