title: Formation of B lymphocytes in fetal and adult life.
mesh_terms: D000375:Aging; D000818:Animals; D000937:Antigen-Antibody Reactions; D001402:B-Lymphocytes / Q000166:cytology*; D001717:Birds; D002448:Cell Adhesion; D002454:Cell Differentiation; D002478:Cells, Cultured; D002642:Chick Embryo; D002999:Clone Cells / Q000166:cytology; D003114:Colony-Forming Units Assay; D005260:Female; D006412:Hematopoietic Stem Cells / Q000166:cytology; D006801:Humans; D007116:Immunization, Passive; D007136:Immunoglobulins / Q000235:genetics; D008264:Macrophages / Q000166:cytology; D008322:Mammals; D051379:Mice; D008808:Mice, Inbred CBA; D011247:Pregnancy; D013154:Spleen / Q000166:cytology
chemical_list: D007136:Immunoglobulins