Study on effect of four traditional Chinese medicines distributed along lung meridian on TLR2 and NF-κB expressions in mice with lung heat syndrome Enriching technology optimization of volatile oil from Zingiberis Rhizoma by ultrafiltration membrane Scientific principle analysis on prescription of Sini Decoction Processing technology of Zingiberis Rhizoma Praeparata based on UPLC fingerprints and quantitative determination of index components