Effect of griffithin on anticancer activity and apoptosis of cancer cells in vitro;

Chemical Constituents from the Roots of Streptocaulon griffithii

To study the anticancer activity of griffithin from Streptocaulon griffithii Hook.

In order to determine the content of angulatin A in angulatin products and control the quality of products,angulatin A was prepared with a series of steps,including extraction with 95 % ethanol,segregation by silica gel column,decolourization with active carbon,and separation with preparative high performance liquid chromatography.

Synthesis and bioactivities of celangulin Ⅴ derivatives;

Studies on the relationship of cytochrome P450 and selective toxicity of Celangulin Ⅴ against insect;

Study on immunogenicity of Celangulin Ⅴ-BSA to rabbit;

Study on Toxicity of 0.2% Celangulins EC on Birds;

Study on the Preparation of Micro-emulsion of 1% Celangulins;

Effects of 0.2% celangulins EC on non-target organisms in environment;

A New Extraction Process of Botanical Insecticide Celangulin;

Celangulin, a Novel Botanical Insecticide;

Effects of the mixture of celangulin Ⅳ and Ⅴ from Celastrus angulatus Max. on sodium channels in nerve cells of cotton bollworm (Helicoverpa armigera);