title: The severe form of alpha thalassaemia is caused by a haemoglobin gene deletion.
mesh_terms: D004247:DNA / Q000032:analysis* / Q000302:isolation & purification / Q000378:metabolism; D005796:Genes; D006455:Hemoglobins, Abnormal / Q000096:biosynthesis*; D006720:Homozygote; D006801:Humans; D008099:Liver / Q000032:analysis; D009154:Mutation; D009693:Nucleic Acid Hybridization; D012333:RNA, Messenger / Q000302:isolation & purification / Q000378:metabolism; D012194:RNA-Directed DNA Polymerase; D013789:Thalassemia / Q000097:blood / Q000235:genetics*
chemical_list: D006455:Hemoglobins, Abnormal; D012333:RNA, Messenger; D004247:DNA; D012194:RNA-Directed DNA Polymerase