... highly conserved inverted repeat in the 3'-noncodingregion of the S segment seems to be involved in recombi-nation events, leading, however, to the deletion of the hairpin-forming sequences ... time of the recTULV in the presence of the original variant TUL02seems to be sufficient for transmission of a recombinantvirus, in a hypothetical in vivo situation, from one rodent to another. ... sequences (A. Plyusnin, unpublishedobservations). The role of RNA folding in hantavirusrecombination awaits further investigation.Conclusion The data presented in this paper show that the recTULVpresents...