a Fecal LPS contents (n = 8). b Plasma LPS levels (n = 8). c Hepatic expression of 16S rRNA (n = 6). d Immunofluorescent staining. e Immunoblot analysis of intestinal TJ proteins, including ZO-1, occludin, claudin-4, and claudin-2 in the sections of jejunum tissue (scale bar, 25 μm). Data were expressed as mean ± SD. Labeled means without a common letter differ within the column (p < 0.05). CO corn oil, OFO oxidized fish oil, FO fish oil.