almost significantlyP = 0.077
26 Interestingly, although none of the eight SCFA-producing genera was significantly enriched by either fullerenol NP, their total abundance in each animal was significantly increased by Fol1 NPs (17.30% vs 3.45%, P < 0.05) and almost significantly by Fol113 NPs (10.63% vs 3.45%, P = 0.077).