the prevalence of antibodies to the following antigens was as follows : double stranded ( ds ) dna ( 43 % ) , histone ( 81 % ) , sm ( 26 % ) , nuclear ribonuclear protein ( nrnp ) ( 32 % ) , ss-a ( ro ) ( 63 % ) , ss-b ( la ) ( 12 % ) , sl/ki ( 9 % ) , ribosomal rnp ( rrnp ) ( 16 % ) , p70/p80 ( 5 % ) , proliferating cell nuclear antigen ( pcna ) ( 3 % ) .
C0019652
histone
C0028589
nuclear