PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 21575175-4 2011 RESULTS: The numbers of both CD4(+) and CD8(+) tumor-infiltrating lymphocytes (TIL) in pre-CRT biopsy samples were strongly correlated with tumor reduction ratio evaluated by barium enema. Barium 175-181 CD8a molecule Homo sapiens 40-43