title: Two distinct forms of surface antigen gene rearrangement in Trypanosoma brucei.
mesh_terms: D000818:Animals; D000954:Antigens, Surface / Q000235:genetics*; D001483:Base Sequence; D003001:Cloning, Molecular; D004247:DNA; D005796:Genes; D009693:Nucleic Acid Hybridization; D010957:Plasmids; D012333:RNA, Messenger / Q000235:genetics; D014346:Trypanosoma brucei brucei / Q000235:genetics*
chemical_list: D000954:Antigens, Surface; D012333:RNA, Messenger; D004247:DNA