vidru -vir- gismu

x1 is a virus of species/breed/defining property x2 capable of infecting [at] x3.

See also jurme.

In notes:

jurme
x1 is a bacterium/germ/microbe/protozoan/amoeba [1-celled life] of species/defining property x2.
remjinkytoldu'evidru
v1=jt1=r1 is HIV [Human immunodeficiency virus] of jt2.
sibvidru
v1 is an idea-carrying virus / meme / self-propagating idea capable of infecting / currently infecting v3=s3 with idea / concept / belief / opinion s1 about thing / topic / subject s2.
smanyjinkytoldu'evidru
v1=jt1=s1 is SIV [Simian immunodeficiency virus] of jt2.
virparji
p1=v1(virus/pathogen) infects p2=v2
virske
s1=v1 is virology of viruses s2 based on methodology s3.
xilvidru
v1=x1 is a rotavirus of species/breed/defining property v2 capable of infecting [at] v3.
majvu
x1 is a microörganism, virus, protein, spore, pathogen, or other such substance which causes or is intimately associated with disease(s)/symptoms x2.
inmune
x1 is immune to pathogenic action x2 (property of x1) towards it by showing x3 (property of x1)
norvokovidru
x1 is a norovirus of species/breed/defining property x2 capable of infecting [at] x3.