title: Immunofluorescent studies of the development of pre-B cells, B lymphocytes and immunoglobulin isotype diversity in humans.
mesh_terms: D000918:Antibody Specificity; D001402:B-Lymphocytes / Q000254:growth & development*; D001854:Bone Marrow Cells; D005333:Fetus; D005865:Gestational Age; D006801:Humans; D007140:Immunoglobulin Fab Fragments; D007143:Immunoglobulin Heavy Chains; D008099:Liver / Q000166:cytology; D011947:Receptors, Antigen, B-Cell / Q000032:analysis; D013154:Spleen / Q000166:cytology
chemical_list: D007140:Immunoglobulin Fab Fragments; D007143:Immunoglobulin Heavy Chains; D011947:Receptors, Antigen, B-Cell