PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 3106018-6 1987 On the other hand, octopamine, which is formed from tyramine, also inhibited high PRL values found after stress, though the effective dose was higher than that of tyramine. Octopamine 19-29 prolactin Rattus norvegicus 82-85 3106018-9 1987 It does not displace [3H]spiperone binding from anterior pituitary membranes, and octopamine which lowers PRL release itself, cannot account for the effect of tyramine. Octopamine 82-92 prolactin Rattus norvegicus 106-109