PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 16553303-2 2006 It was shown that activity of NAG, especially its thermostable isoenzyme NAG B and also beta-GAL in urine of DN patients was higher compare to those in healthy subject. beta-D-galactose 88-96 N-acetyl-alpha-glucosaminidase Homo sapiens 30-33