PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 2306486-6 1990 The LDL-R activities of the cells were examined by the uptake of a fluorescence probe, DiI-labeled LDL (DiI-LDL) and analyzed by flow cytometry. dilC18(3) dye 87-90 low density lipoprotein receptor Homo sapiens 4-9