HLA-B18 (B18) is an
HLA-
B serotype
A serotype or serovar is a distinct variation within a species of bacteria or virus or among immune cells of different individuals. These microorganisms, viruses, or cells are classified together based on their surface antigens, allowing the epi ...
. The serotype identifies the more common HLA-B*18 gene products.
(For terminology help see:
HLA-serotype tutorial) B*1801, the most common allele is at highest frequencies in Northern Italy and the Balkans, a peak frequency distribution it shares with
B*3501.
Serotype
B*18:06 is one of the four B alleles that reacts with neither Bw4 nor Bw6. The others are
B*46:01,
B*55:03, and
B*73:01.
Allele frequencies
References
{{DEFAULTSORT:Hla-B18
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