Lactobacillus rhamnosus and Bifidobacterium longum Alleviate Colitis and Cognitive Impairment in Mice by Regulating IFN-γ to IL-10 and TNF-α to IL-10 Expression Ratios

Intraperitoneal injection of lipopolysaccharide and oral gavage of ampicillin increased IFN-γ and TNF-α expression in the spleen, colon, and hippocampus, while IL-10 expression decreased.