PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 15176893-1 2004 Using capillary electrophoresis coupled to laser-induced fluorescence (HPCE-LIF), it was possible to profile N-linked oligosaccharides from EPO, including species containing sialic acid, during the course of batch cultures performed either in serum-free or serum-containing medium. n-linked oligosaccharides 109-134 leukemia inhibitory factor Mus musculus 76-79