Background Various cancers, including gynecological cancers, are becoming resistant or insensitive to platinum-based chemotherapy and consequently higher dosages are required to be effective. Unfortunately, most of these chemotherapeutic drugs cause undesirable systemic effects such as cardiac or

The invention relates to the use of maghemite nanoparticles at pH < 5 to remove sulphate, manganese, copper, nickel, cobalt and zinc metal ions from acid mine drainage (AMD). In a conventional way of AMD treatment, these pollutants are only removed at higher pH and requires costly alkaline chemicals