PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 8557777-10 1996 In Ca(2+)- or PMA-stimulated cells, FITC-dextran was delivered to endosomes that had been labeled with TRITC-transferrin. fluorescein isothiocyanate dextran 36-48 transferrin Homo sapiens 109-120