Fig. 1

The abundance of P. gingivalis in OSCC tissues was higher than that in paracancer tissues. (A, D and G are overall views of tissue sections, scale bar = 1000 μm; B, E, H scale bar = 100 μm; C, F, I scale bar = 60 μm). A-C: IHC image of P. gingivalis in OSCC cancer tissue; D-F: IHC images of P. gingivalis in paired paracancerous tissues; G-I: IHC image of P. gingivalis in cancerous nest; J: IHC scores of P. gingivalis in OSCC tissues and paracancerous tissues