Recurrent emergence of structural variants of LTR retrotransposon CsRn1 evolving novel expression strategy and their selective expansion in a carcinogenic liver fluke, Clonorchis sinensis
Keywords: DDH; DNA-DNA hybridization; IN; integrase; IRAP; inter-retrotransposon amplified polymorphism; LINE; long interspersed nuclear element; LTR; long terminal repeat; ORF; open reading frame; PR; protease; RH; RNase H; RT; reverse transcriptase; SINE; short