The human tumor microbiome is composed of tumor type-specific intracellular bacteria. - Nejman D; Livyatan I; Fuks G; Gavert N; Zwang Y; Geller LT; Rotter-Maskowitz A; Weiser R; Mallel G; Gigi E; Meltser A; Douglas GM; et al. (Science (New York, N.Y.), 2020)