PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 17469137-6 2007 Manganese exposure minimally altered ferritin levels in cells possessing only c-aconitase/IRP1, whereas cells possessing only IRP2 showed a robust decrease in ferritin, indicating a dominant role of IRP2 in Mn-induced alteration of iron homeostasis. Manganese 0-9 aconitase 1 Rattus norvegicus 90-94