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Confirmation of HLA-C*07:24:02 in a Brazilian Individual by Next-Generation Sequencing
Emerson Fernando Garcia Machado1,2, Josiane Aparecida Linhares1, Maria Eduarda Dugonski1
1Laboratory of Immunogenetics, Cajuru University Hospital, Curitiba, Parana, Brazil.
A novel human leukocyte antigen (HLA) variant, HLA-C*07:24:02, has been identified. This new HLA-C allele differs from a known allele by a single synonymous nucleotide substitution.
Area of Science:
- Immunogenetics
- Molecular biology
- Human leukocyte antigen (HLA) system
Background:
- The human leukocyte antigen (HLA) system plays a critical role in immune responses.
- Genetic variations within HLA genes, particularly HLA-C, contribute to diverse immune profiles.
- Accurate HLA typing is essential for transplantation and understanding immune-related diseases.
Purpose of the Study:
- To report the discovery and characterization of a new HLA-C allele.
- To detail the specific genetic difference between the novel and a known HLA-C allele.
Main Methods:
- High-resolution HLA typing methodologies.
- Sequence analysis of relevant genetic regions.
Main Results:
- Identification of a novel HLA allele designated as HLA-C*07:24:02.
- The difference between HLA-C*07:24:02 and HLA-C*07:24:01 is a synonymous substitution located in exon 5.
Conclusions:
- The discovery of HLA-C*07:24:02 expands the known HLA-C allele repertoire.
- This finding contributes to the ongoing efforts in high-resolution HLA typing and population genetics.
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