PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 6893656-5 1980 In addition, toxic oxygen species, such as superoxide, that are produced by granulocytes that have been triggered by C5a can damage the endothelium, an event that may, if it occurs in the lungs, contribute to the development of the adult respiratory distress syndrome (ARDS). Superoxides 43-53 complement C5a receptor 1 Homo sapiens 117-120