The three-dimensional positioning of immunoglobulin ( Ig ) genes within the nucleus of human cells was investigated using in situ hybridization and confocal microscopy .
the three-dimensional positioning of immunoglobulin ( ig ) genes within the nucleus of human cells was investigated using in situ hybridization and confocal microscopy .
O B-other_name I-other_name O B-DNA_family_or_group I-DNA_family_or_group I-DNA_family_or_group I-DNA_family_or_group I-DNA_family_or_group O O B-cell_component O B-cell_type I-cell_type O O O O B-other_name I-other_name O B-other_name I-other_name O