PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 1332876-2 1992 ET-1 induced an elevation of the intracellular levels of Ca2+([Ca2+]i) as measured with the fluorescent indicator indo-1, which consists of an initial transient increase and an ensuing sustained plateau. indo-1 114-120 endothelin 1 Homo sapiens 0-4