title: Production of alpha 1 and alpha 2 immunoglobulin heavy chains during fetal life.
mesh_terms: D000653:Amniotic Fluid / Q000276:immunology; D000818:Animals; D004912:Erythrocytes / Q000276:immunology; D005260:Female; D005333:Fetus / Q000276:immunology*; D006385:Hemagglutination Inhibition Tests; D006801:Humans; D007106:Immune Sera; D007125:Immunogenetics; D007070:Immunoglobulin A / Q000032:analysis / Q000096:biosynthesis; D007128:Immunoglobulin Fragments / Q000096:biosynthesis*; D009194:Myeloma Proteins; D011247:Pregnancy; D011817:Rabbits / Q000276:immunology
chemical_list: D007106:Immune Sera; D007070:Immunoglobulin A; D007128:Immunoglobulin Fragments; D009194:Myeloma Proteins