isotype switching to IgA isotypes
The switching of activated B cells from IgM biosynthesis to biosynthesis of an IgA isotype, accomplished through a recombination process involving an intrachromosomal deletion between switch regions that reside 5' of the IgM and one of the IgA constant region gene segments in the immunoglobulin heavy chain locus.
GO:0045190
isotype switching
is_a
class switching to IgA isotypes
exact
isotype switch recombination to IgA isotypes
exact