metacyclogenesis
The morphological, biochemical and genetic changes that induce the differentiation of non-pathogenic parasites into pathogenic metacyclic parasites in the Trypanosomatidae species. The pathogenic parasites are known as metacyclic trypomastigotes in Trypanosoma and metacyclic promastigotes in Leishmania.
GO:0044114
development of symbiont in host
is_a