Adverse Effects of Hydroalcoholic Extracts and the Major Components in the Stems of L. on .

L. (Balsaminaceae), an annual herb found throughout China, has been extensively used in traditional Chinese medicine (TCM). However, our knowledge regarding the adverse effects of in vivo is very limited.

[Steroidal Glycoside Constituents from Solanum cumingii].

Objective: To investigate the steroidal glycoside constituents of Solanum cumingii.

Methods: The compounds were isolated by silica gel, Sephadex LH-20, RP-C18 column and Pre-HPLC chromatography. Their structures were identified by ESI-MS and NMR.

A new anthraquinone from seed of Cassia obtusifolia.

Seeds of Cassia obtusifolia L. are known as homology of medicine and food material, which is a commonly consumed beverage in China. One new compound, 8-hydroxy-1,7-dimethoxy-3-methylanthracene-9,10-dione-2-O-β-d-glucoside (1), together with 11 known compounds, including seven anthraquinones (2-8), was isolated from the seeds.

Effect of daphnoretin on the proliferation and apoptosis of A549 lung cancer cells .

Daphnoretin is an active constituent of C.A. Mey.

20-(s)-ginsenoside Rg3 induces apoptotic cell death in human leukemic U937 and HL-60 cells through PI3K/Akt pathways.

Leukemia is currently one of the most deadly diseases. Ginseng has been used in Asian countries for the treatment and prevention of various diseases, including leukemia, but the molecular mechanism of its antileukemia activity has not been well defined. The aim of this study was to explore the effect of 20-(s)-ginsenoside Rg3 on apoptosis in human leukemic U937 and HL-60 cells and the underlying mechanism.

[Study on chemical constituents isolated from Juncus effuses].

Objective: To study the constituents isolated from Juncus effuses Linn..

Methods: The compounds were isolated through chromatographic approaches, such as Silica gel.

[Quality comparison between two cultivated Chinese yam-Kunming yam and Tiegun yam].

Objective: To compare the quality of cultivated Chinese yam (Dioscorea polystachya Turcz.) from Yunnan (Kunming yam) and Henan (Tiegum yam) by determining the content of dry substance in fresh sample and the contents of water extracts, ethanol extracts, starch, protein, crude-fat and polysaccharide in dry sample.

Method: The above-mentioned indexes were determined by methods of air desiccation, cold-immersing, hot-immersing, iodine-blue coloration, half Micro-Kjeldahl, Soxhlet extraction and spectrophotometric method respectively.