Figure 1 Negative contrast electron microscopy of particles of an isolate of Torque teno virus, stained with uranyl acetate. The bar represents 100 nm.
(From Itoh et al. (2000.) Biochem. Biophys. Res. Commun., 279, 718–724.)
Figure 2 Genome organization of an isolate of Torque teno virus.
Figure 3 (opposite) UPGMA phylogenetic tree built for members of the family Anelloviridae, using ORF1-nt sequences (virus strains are identified on the figure by their GenBank accession numbers).