c("tissue: bone marrow", "genotype: SF3B1 wildtype", "disease: normal")
c("tissue: bone marrow", "genotype: SF3B1 somatic heterozygote, H666Q", "disease: RARS-T, >15% ring sideroblasts")
c("tissue: bone marrow", "genotype: SF3B1 somatic heterozygote, K700E", "disease: RARS, 50% ring sideroblasts")