TNF and serum lipopolysaccharide activity: Some familiae are associated with increased levels of some cytokines and endotoxemia: for example, Enterobacteriacae were associated with high tumor necrosis factor alpha [55], while Veillonellaceae and Fusobacteriaceae are associated with worsening inflammation, high interleukin 13 and 6 levels and endotoxemia in liver cirrhosis [55].