Chemical Constituents from the Rhizomes of Smilax glabra and Their Antimicrobial Activity
The results indicated that these antimicrobial constituents of this crude drug might be responsible for its clinical antimicrobial effect.
The profiling and identification of the absorbed constituents and metabolites of Paeoniae Radix Rubra decoction in rat plasma and urine by the HPLC-DAD-ESI-IT-TOF-MS(n) technique: a novel strategy…
- Jing Liang, Feng Xu, S. Cai
- ChemistryJournal of Pharmaceutical and Biomedical Analysis
- 1 September 2013
Detection of 191 Taxifolin Metabolites and Their Distribution in Rats Using HPLC-ESI-IT-TOF-MSn
This is the first report of the in vivo biotransformation of a single compound into more than 100 metabolites and indicates that taxifolin is bioactive not only in the parent form, but also through its metabolites.
Trollioside, a new compound from the flowers of Trollius chinensis
- Ru-feng Wang, X. Yang, Jong-hee Park
- ChemistryJournal of Asian natural products research
- 1 June 2004
A new compound, named trollioside, together with nine known compounds, proglobeflowery acid, isoswertisin, isoswertiajaponin, cirsimaritin, veratric acid, vitexin, orientin, β-sitosterol and…
The profiling and identification of the metabolites of (+)-catechin and study on their distribution in rats by HPLC-DAD-ESI-IT-TOF-MS(n) technique.
- Jing Liang, Feng Xu, S. Cai
- Chemistry, BiologyBiomedical chromotography
- 1 March 2014
The in vivo metabolic reactions of (+)-catechin in rats were found to be ring-cleavage, sulfation, glucuronidation, methylation, dehydroxylation and dehydrogenation, and it was indicated that small intestine, kidney and liver were the major organs for the distribution of (+- catechin metabolites.
Comparison of contents of five ephedrine alkaloids in three official origins of Ephedra Herb in China by high-performance liquid chromatography
- Hao Hong, Hu-Biao Chen, M. Mikage
- ChemistryJournal of Natural Medicines
- 6 April 2011
A fast and economical HPLC method is developed, and applied for the determination of norephedrine, norpseudoephedrin, ephedrine (E), pseudoephedrine(PE) and methylephedrin (ME) in 64 samples of three species from main habitats in China.
[Identification of chemical constituents in Scrophulariae Radix by HPLC-IT-TOF-MS].
- Jing-Zhe Wang, Feng Xu, S. Cai
- ChemistryZhongguo Zhong yao za zhi = Zhongguo zhongyao…
- 1 April 2016
Two new compounds (4-hydroxy-6-O-methylcatalpol and acetylangoroside C) and seventeen known compounds were detected from Scrophulariae Radix for the first time.
ABSORPTION AND METABOLISM OF ASTRAGALI RADIX DECOCTION: IN SILICO, IN VITRO, AND A CASE STUDY IN VIVO
- Feng Xu, Yue Zhang, Shaoqing Cai
- ChemistryDrug Metabolism And Disposition
- 1 June 2006
It is demonstrated that the flavonoids in Astragali Radix decoction, including is oflavones, pterocarpans, and isoflavans, could be absorbed and metabolized by the intestine during absorption.
Aristololactams and aporphines from the stems of Fissistigma oldhamii (Annonaceae).
- Yue-Wei Ge, Shu Zhu, S. Cai
- ChemistryPhytochemistry
- 1 February 2013
...
...