Hepatic neutral, PL, and reactive lipid content from C-Sed, ALA-Sed, C-Ex, and ALA-Ex obese Zucker rats. Total and specific fatty acid content of TAG (A and B), DAG (C and D), ceramides (E and F), and PL (G and H) in obese Zucker rats. Data expressed as means ± SE; n = 5/group. *P < 0.05, significantly different from C-Sed; †P < 0.05, different from ALA-Sed; ξP < 0.05, different from all groups; #main effect for diet; ‡main effect for exercise.