Membrane-bound immunoglobulin (Ig) and in vitro production of Ig by lymphoid cells from patients with primary immunodeficiencies.

Adolescent Adult Agammaglobulinemia/immunology Animals Autoradiography B-Lymphocytes Bone Marrow/immunology Bone Marrow Cells Carbon Isotopes Cell Membrane/immunology Child Child, Preschool Culture Techniques Female Fluorescent Antibody Technique Humans Immune Sera Immunoelectrophoresis Immunoglobulin A Immunoglobulin M Immunoglobulins/biosynthesis Intestinal Mucosa/immunology Lymphocytes/immunology Lymphoid Tissue/metabolism Male Middle Aged Palatine Tonsil/immunology Rabbits/immunology

Carbon Isotopes Immune Sera Immunoglobulin A Immunoglobulin M Immunoglobulins