PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 21360567-8 2011 CONCLUSION: CTLA-4 is expressed by HBV-specific CD8 T cells with high levels of Bim and helps to drive this proapoptotic phenotype. bim 80-83 cytotoxic T-lymphocyte associated protein 4 Homo sapiens 12-18