PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 12574225-6 2003 LIF (5 nM) treatment reduced PRL secretion in primary human prolactinoma cultures by up to 42% (P < 0.0005), an effect that was surprisingly blocked by sulpiride, a D2-like dopamine receptor antagonist. Sulpiride 155-164 LIF interleukin 6 family cytokine Homo sapiens 0-3