glucosylceramidase; psychosine hydrolase; glucosphingosine glucosylhydrolase; GlcCer-beta-glucosidase; beta-D-glucocerebrosidase; glucosylcerebrosidase; beta-glucosylceramidase; ceramide glucosidase; glucocerebrosidase; glucosylsphingosine beta-gluc • • •