title: [Structures and heterogeneity of immunoglobulins].
mesh_terms: D000818:Animals; D055598:Chemical Phenomena; D002627:Chemistry, Physical; D004270:DNA, Circular / Q000096:biosynthesis; D005786:Gene Expression Regulation; D006801:Humans; D007136:Immunoglobulins / Q000737:chemistry / Q000235:genetics / Q000276:immunology; D008213:Lymphocyte Activation; D008214:Lymphocytes / Q000276:immunology*; D015394:Molecular Structure
chemical_list: D004270:DNA, Circular; D007136:Immunoglobulins