Genetic characteristics of isolates coharboring tet(X) and blaNDM-1. (Left) Core genome single nucleotide polymorphism (CG-SNP) phylogenetic tree of 18 Acinetobacter spp. coharboring tet(X) and blaNDM-1. (Right) The species, isolate source, sampling province, and the locations of tet(X) and blaNDM-1 in the genomes are indicated according to the color legend. TGC, tigecycline; MEM, meropenem.