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Figure 2: Results of the histochemical examination of lung tissues (×200). RPT-L and RPT-H means the low and high doses of Pinelliae Rhizoma (120 and 240 mg/kg/day); RQPT-L and QPT-H means the low and high doses of Rhizoma Pinelliae Praeparatum cum Alumine (120 and 240 mg/kg/day). Red arrows indicate the inflammatory cell infiltration; yellow arrows indicate the bronchial wall |
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