forty-nine paraffin-embedded biopsy specimens of involved nodal and extranodal tissue ( bone marrow , spleen , and liver ) from 13 patients with follicular center cell lymphomas ( fccl ) and 14 with small lymphocytic lymphomas ( sll ) , including 11 cases with chronic lymphocytic leukemia , were tested for s-100 protein immunoreactivity .
C0005953
bone marrow
C0023434
chronic lymphocytic leukemia