PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 16091477-7 2005 Our data show that TT cells express both MDR1 and COX-2 and that rofecoxib, a selective COX-2 inhibitor, sensitizes TT cells to the cytotoxic effects of doxorubicin, reducing P-gp expression and function. rofecoxib 65-74 mitochondrially encoded cytochrome c oxidase II Homo sapiens 88-93