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  Indian J Med Microbiol
 

Figure 1: The dissolution rate of Coptidis rhizoma herb ultrafine particle in comparison with that of traditional decoction. (a) The standard solution (berberine) was assayed by HPLC; (b) The berberine of CR extract was detected by HPLC; (c) The dissolution time curve of berberine determined by HPLC

Figure 1: The dissolution rate of <i>Coptidis rhizoma</i> herb ultrafine particle in comparison with that of traditional decoction. (a) The standard solution (berberine) was assayed by HPLC; (b) The berberine of CR extract was detected by HPLC; (c) The dissolution time curve of berberine determined by HPLC