PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 14998906-5 2004 Expression of OB-R in the ARC, but not in the PVN, resulted in normalization of estrous cycle length, increased ovarian follicular development, and decreased serum progesterone levels. Progesterone 164-176 leptin receptor Rattus norvegicus 14-18