PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 1330385-1 1992 19-hydroxy-androstenedione (19-OH-A), a C19 steroid, is an amplifier of the sodium retaining action of aldosterone under the control of ACTH and renin-angiotensin system. Sodium 76-82 proopiomelanocortin Homo sapiens 136-140