PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 11474221-6 2001 Estradiol combined with progesterone supplementation increased 5-HT(1A) gene expression versus placebo in the CA1 and CA2 subregions of the dorsal hippocampus (16 and 30% increase, respectively). Progesterone 24-36 5-hydroxytryptamine receptor 1A Rattus norvegicus 63-70