PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 3498586-5 1987 When three of the patients (two with panniculitis and hepatitis) were injected with 123I-C1q, sequential gamma-camera imaging demonstrated rapid accumulation of the radionuclide in the liver, suggesting that complement activation takes place in the liver where it could produce damage. Radioisotopes 165-177 complement C1q A chain Homo sapiens 89-92