title: Human immunoglobulin isotype switching. Studies at the DNA level.
mesh_terms: D000818:Animals; D001402:B-Lymphocytes / Q000187:drug effects / Q000276:immunology*; D001483:Base Sequence; D002478:Cells, Cultured; D004247:DNA / Q000235:genetics*; D005803:Genes, Immunoglobulin; D005812:Genes, Switch; D006801:Humans; D017578:Immunoglobulin Class Switching / Q000187:drug effects; D007073:Immunoglobulin E / Q000235:genetics; D007074:Immunoglobulin G / Q000235:genetics; D007075:Immunoglobulin M / Q000235:genetics; D015847:Interleukin-4 / Q000494:pharmacology; D051379:Mice; D008969:Molecular Sequence Data
chemical_list: D007074:Immunoglobulin G; D007075:Immunoglobulin M; D015847:Interleukin-4; D007073:Immunoglobulin E; D004247:DNA