PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 6239876-7 1984 Further treatment of von Willebrand factor with neuraminidase and beta-galactosidase reduced the D-galactose to 15% and ristocetin cofactor activity to 57%. Ristocetin 120-130 galactosidase beta 1 Homo sapiens 66-84 6239876-8 1984 A similar decrease in ristocetin cofactor activity was seen if von Willebrand factor was treated only with neuraminidase and beta-galactosidase. Ristocetin 22-32 galactosidase beta 1 Homo sapiens 125-143