Biomedical uses of lithium -- Gold complexes with anti- arthritic, anti-tumour and anti-HIV activity -- Nitric oxide in physiology and medicine -- Therapeutic aspects of manganese (II)-based superoxide dismutase mimics -- Vanadium compounds as possible insulin modifiers -- Cisplatin-based anticancer agents -- Dinuclear and trinuclear plantinum anticancer agents -- Oxidation damage by bleomycin, adriamycin and other cytotoxic agents that require iron or copper.