As a consequence , B-lymphoid tissues are mosaic with regard to the transcribed allele , and heterozygous mutation of Pax5 therefore results in deletion of B lymphocytes expressing only the mutant allele .
as a consequence , b-lymphoid tissues are mosaic with regard to the transcribed allele , and heterozygous mutation of pax5 therefore results in deletion of b lymphocytes expressing only the mutant allele .
O O O O B-tissue I-tissue O O O O O O O B-DNA_domain_or_region O O B-other_name I-other_name O B-protein_molecule O O O O O B-cell_type I-cell_type O O O B-DNA_domain_or_region B-DNA_domain_or_region O