PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 8222275-7 1993 Tunicamycin (0.3-3.0 micrograms/l) increased the percentage of Hex B in the medium, whereas an increased release of Hex was noted only after 48 h. Tunicamycin is known to enhance the secretion of N-linked oligosaccharide-free forms of lysosomal enzymes. n-linked oligosaccharide 196-220 O-GlcNAcase Homo sapiens 116-119