IL1B and colorectal carcinoma: In addition, the level of IL-1β in OB-CRC patients was positively associated with the abundance of Fusobacterium nucleatum (R2 = 0.38, B = 0.1963, p = 0.050), while the level of IL-10 was positively associated with the abundance of Blautia (R2 = 0.38, B = 0.555, p = 0.009) and Faecalibacterium prausnitzii (R2 = 0.38, B = 0.456, p = 0.026).