Chinese Herbal Medicine Formula Guizhi Li-Zhong Tang as an Alternative to Antibiotic Feed Additives for Preventing Pneumonia in Piglets through Antioxidant, Anti-Inflammatory, and Antiapoptotic Protection

Figure 2

GLZ treatment increases survival rate and blood immunoglobulin IgG levels and prevents pneumonia in weanling piglets. (a) Changes in survival rate among piglets from 4 to 10 weeks of age receiving sham, 0.2% TAB, and 0.2% GLZ treatments. (b) Blood IgG levels in piglets at 10 weeks of age for each treatment. Values are mean ± standard error of the mean (n = 3 for each group; , , one-way analysis of variance followed by Student–Newman–Keuls multiple-comparison posttest). (c) Representative H&E stains of lung tissue of piglets at 10 weeks of age for each treatment. Pneumonia was observed in lung tissue in sham and 0.2% TAB groups but not in 0.2% GLZ group. Scale bars = 150 μm.

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