Phomoxanthone A

Pale yellow solid. Soluble in DMSO, methanol or acetone. Isolated from fungus Phomopsis sp M4. Mycotoxin. Antibacterial against Gram-positive bacteria. Shows antimalarial and antitubercular activity. Anticancer compound. Cytotoxic against several cancer cell lines (pro-apoptotic activity). Active against plant pathogene fungi (e.g. P. oryza, Phyt. infestans). Activator of murine T lymphocytes, NK cells and macrophages.