PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 198786-6 1977 Analysis of biosynthetically labeled proteins showed that a high-molecular-weight protein, presumed to be related to fibronectin, is markedly reduced in the medium of cells cultured in the presence of tunicamycin. Tunicamycin 201-212 fibronectin 1 Mus musculus 117-128