PMID-sentid	Pub_year	Sent_text		comp_official_name	comp_offsetprotein_name	organism	prot_offset
6792056-2	1981	When the surface charge of HRC was reduced by treating them with neuraminidase (to remove some negative sialic acid residues) or coating them with polylysine (a positively charged polymer), no substantial binding to macrophages was obtained.	N-Acetylneuraminic Acid	104-115	histidine rich calcium binding protein	Homo sapiens	27-30