Fig. 1. Photomicrographs of oil-red-O stained 4 micron sections of liver at 20x magnification illustrating periportal lipid accumulation in lean SHR/N-cp rats fed casein (A), soy protein (B) or flaxseed meal (C), and in obese SHR/N-cp rats fed casein (D), soy protein (E) or flaxseed meal (F).