PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 21933888-1 2011 PURPOSE: Fenretinide (4-HPR) is a cytotoxic retinoid with minimal systemic toxicity that has shown clinical activity against recurrent high-risk neuroblastoma. Fenretinide 9-20 haptoglobin-related protein Homo sapiens 24-27