PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 8785447-4 1996 The plasma concentration of immunoreactive guanylin in the normal individuals tested was 30.3 +/- 3.7 fmol/ml (mean +/- SE) and that in patients with chronic renal failure was elevated with increasing serum creatinine concentration. Creatinine 207-217 guanylate cyclase activator 2A Homo sapiens 43-51