Research Article

Sarcandra glabra Extract Reduces the Susceptibility and Severity of Influenza in Restraint-Stressed Mice

Figure 3

Mice showed few visible signs of external damage in lung lobes on day 5 postinfection. (a) Intact lungs. (b) Histopathologic changes in lung tissues collected at the 5th days postinfection. Representative histologic sections of lung tissues from experimental mice were stained by H&E, μm. (c) Lung index was calculated according to the following formula: lung index = lung weight (mg)/body weight (g). The results represented the of values obtained from 8 Kunming mice in each group. The significance of differences was from the normal control group at ## and from the model group at ** , * .
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