BRD2 and neoplasm: The predominant phyla in the respective control tissue, NAT, and tumor tissue were Firmicutes (30.9%, 21.8%, and 19%), followed by Fusobacteria (3.7%, 3.9%, and 8.9%), Bacteroidetes (27.5%, 31.8%, and 26.4%), Proteobacteria (24.1%, 27.5%, and 28.5%), and Actinobacteria (6.5%, 6.9%, and 4.7%) (Figure 1A).