brain neurons in tay-sachs disease, 3d

alpha autosomal betahexosaminidase brain cell chemical congenital deficiency demyelinating demyelination disease disorder enzyme ganglioside gangliosidosis gene genetic gm2 hexa hexosaminidase human illustration infancy infant inherited lamellar lipid lysosomal lysosome medical membraneous metabolic molecular mutation myelin neurology neuron neuropathy ocular pathology polypeptide recessive science sphingolipidosis storage structure taysachs tsd