PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 16543490-3 2006 METHODS AND RESULTS: IL-1beta enhanced transformation of vascular smooth muscle cells into foam cells by increasing uptake of unmodified LDL via LDL receptors and by enhancing cholesterol esterification as demonstrated by Oil Red O staining and direct assay of intracellular cholesterol concentrations. oil red O 222-231 interleukin 1 beta Homo sapiens 21-29