title: B cell ontogeny: immunoglobulin genes and their expression.
mesh_terms: D000328:Adult; D000595:Amino Acid Sequence; D000818:Animals; D000918:Antibody Specificity; D001402:B-Lymphocytes / Q000276:immunology*; D001666:Binding Sites, Antibody; D002454:Cell Differentiation; D003001:Cloning, Molecular; D005260:Female; D005333:Fetus / Q000276:immunology*; D005802:Genes, MHC Class II; D008040:Genetic Linkage; D006801:Humans; D007231:Infant, Newborn; D051379:Mice; D008961:Models, Structural; D011247:Pregnancy; D011817:Rabbits; D011947:Receptors, Antigen, B-Cell / Q000096:biosynthesis; D013601:T-Lymphocytes / Q000276:immunology
chemical_list: D011947:Receptors, Antigen, B-Cell