PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 19167733-2 2009 MATERIALS AND METHODS: A total of 159 patients were enrolled in a double-blind randomized trial to determine if thalidomide can improve the efficacy of a gonadotropin-releasing hormone agonist in hormone responsive patients with an increasing prostate specific antigen after primary definitive therapy for prostate cancer. Thalidomide 112-123 gonadotropin releasing hormone 1 Homo sapiens 154-184