fifty-four formalin-fixed and paraffin-embedded intraocular retinoblastoma specimens and three human eyes enucleated because of orbital tumors were studied for the presence of synaptophysin , a neuron-associated integral membrane glycoprotein of presynaptic vesicles , by using the monoclonal antibody sy38 .
C0278717
intraocular retinoblastoma
C0015392
eyes