Figure 4

Lysozyme level of chicks was shown in the figure. Data are expressed as mean ± SEM. Statistical significance: *p < 0.05 versus model group, #p < 0.05 versus HQD group. CG, Control group; MG, Model group; DZ, jujube, Ziziphus jujuba; HQ, Chinese skullcap, Scutellaria baicalensis; GC, licorice, Glycyrrhiza glabra; SY, white peony root, Paeoniae radix alba; HQD, decoction consists of DZ, HQ, GC and SY; HQD-DZ, HQD absent of DZ; HQD-GC, HQD absent of GC; HQD-SY, HQD absent of SY; HQD-HQ, HQD absent of HQ; ENR, Enrofloxacin group. (The dosage of Chinese medicine was 500 mg/kg).