Analyses of mouse strains with congenital defects in different aspects of secondary lymphoid tissue development are beginning to clarify the role of these tissues in immune responses and host defense .
analyses of mouse strains with congenital defects in different aspects of secondary lymphoid tissue development are beginning to clarify the role of these tissues in immune responses and host defense .
O O O O O B-other_name I-other_name O O O O B-tissue I-tissue I-tissue O O O O O O O O O O O B-other_name I-other_name O O O O