Figure 4: Representative light microphotographs from paraffin sections of lungs at the indicated times after treatment. Saline and NutriSim© control groups (lane 1), LPS group (lane 2), LPS+NutriSim© group (lane 3) and NutriSim©+LPS group (lane 4). Hematoxylin-eosin stain. Original magnification: 40x.