PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 20139774-0 2010 Low-dose cyclophosphamide treatment impairs regulatory T cells and unmasks AFP-specific CD4+ T-cell responses in patients with advanced HCC. Cyclophosphamide 9-25 alpha fetoprotein Homo sapiens 75-78