PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 2515218-1 1989 To determine how L-dopa stimulates GH secretion, we investigated its interaction with GHRH in vivo. Levodopa 17-23 growth hormone releasing hormone Homo sapiens 86-90 2515218-5 1989 After L-dopa-GHRH-TRH the GH-increase was significantly higher (45.7 +/- 11.1 micrograms/l) compared to L-dopa-TRH alone. Levodopa 6-12 growth hormone releasing hormone Homo sapiens 13-17