PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 11380528-7 2001 In all subjects, PRL levels were stimulated by acute administration of 1 mg of exogenous melatonin, while the levels of other pituitary hormones were not affected. Melatonin 89-98 prolactin Homo sapiens 17-20 11380528-8 2001 These results suggested that exogenous melatonin can affect the spontaneous release of LH and PRL in humans. Melatonin 39-48 prolactin Homo sapiens 94-97