title: HLA-A*23:01:19, a novel variant of HLA-A*23:01, discovered in a West African stem cell transplantation patient.
abstract: HLA-A*23:01:19 differs from HLA-A*23:01:01 by a single substitution in exon 4.
authors: Histocompatibility and Immunogenetics Laboratory, Calgary Laboratory Services and Pathology and Laboratory Medicine, University of Calgary, Calgary, Canada.
authors: A M Elhassan
authors: AM
authors: Sidahmed
authors: Histocompatibility and Immunogenetics Laboratory, Calgary Laboratory Services and Pathology and Laboratory Medicine, University of Calgary, Calgary, Canada.
authors: J
authors: J
authors: Anderson
authors: Histocompatibility and Immunogenetics Laboratory, Calgary Laboratory Services and Pathology and Laboratory Medicine, University of Calgary, Calgary, Canada.
authors: L
authors: L
authors: Stamm
authors: Histocompatibility and Immunogenetics Laboratory, Calgary Laboratory Services and Pathology and Laboratory Medicine, University of Calgary, Calgary, Canada.
authors: F
authors: F
authors: Khan
authors: Histocompatibility and Immunogenetics Laboratory, Calgary Laboratory Services and Pathology and Laboratory Medicine, University of Calgary, Calgary, Canada.
authors: N
authors: N
authors: Berka
mesh_terms: D000354:Africa, Western; D000483:Alleles; D000755:Anemia, Sickle Cell / Q000276:immunology / Q000473:pathology / Q000628:therapy; D001483:Base Sequence; D003062:Codon / Q000737:chemistry; D005091:Exons; D015870:Gene Expression; D015234:HLA-A Antigens / Q000235:genetics* / Q000276:immunology; D018380:Hematopoietic Stem Cell Transplantation; D006650:Histocompatibility Testing; D006801:Humans; D020641:Polymorphism, Single Nucleotide; D016415:Sequence Alignment; D017422:Sequence Analysis, DNA; D066027:Transplant Recipients
chemical_list: D003062:Codon; D015234:HLA-A Antigens; C495438:HLA-A*23:01 antigen
keywords: HLA-A novel variant; hematopoietic stem cell; human leukocyte antigen; new allele; sequence-based typing