title: Enzymic differentiation between different types of Tay-Sachs disease of similar clinical appearance.
mesh_terms: D001706:Biopsy; D002675:Child, Preschool; D005696:Galactosidases / Q000097:blood / Q000378:metabolism*; D006026:Glycoside Hydrolases / Q000378:metabolism*; D006596:Hexosaminidases / Q000097:blood / Q000378:metabolism; D006801:Humans; D007223:Infant; D007962:Leukocytes / Q000201:enzymology; D008064:Lipidoses / Q000175:diagnosis / Q000201:enzymology*; D008247:Lysosomes / Q000201:enzymology; D008297:Male; D010744:Phosphoric Monoester Hydrolases / Q000097:blood / Q000378:metabolism*; D012867:Skin / Q000201:enzymology
chemical_list: D010744:Phosphoric Monoester Hydrolases; D005696:Galactosidases; D006026:Glycoside Hydrolases; D006596:Hexosaminidases