Zhejiang Hisun Pharmaceutical Co., Ltd.

Zhejiang Teley Biotechnology Co., Ltd.

Zhejiang Hisun Chemical Co., Ltd.

Shenzhen Tenver Biopharm Co., Ltd.

Jidong Wang

Hui Zhang

Hua Bai

Jun Huang

Na Li

Meihong Li

Haibin Wang

Yongdong Wang

Xiaohe Zheng

Linghui Zheng

Sheng Wang

Lingping Wang

Zhen Yu

Lingjian Zhang

Jiansong Li

Xufang Guan

Lingping Ying

Anliang Chen

Minqi Jin

Jiatan Lin

Aiwen Deng

Haiming Lin

Hailing Tang

Huan Qi

The present invention relates to a crystal form I of tenvermectin B, which can be characterized by X-ray powder diffraction (XRPD) pattern, Infrared (IR) absorption spectrum, Differential scanning calorimetry (DSC) thermogram and the like. Meanwhile, the present invention also relates to a method for preparing the crystal form I of tenvermectin B and a use thereof.

Crystal form of tenvermectin B, preparation method therefor, and use thereof

Provided is a method for preparing a broccoli protein peptide. The method uses a broccoli protein as the raw material, and obtains a broccoli protein peptide powder through the steps of preprocessing, enzymatic hydrolysis, terminating enzymatic hydrolysis, separation, and drying and the like. Also provided is the use of the prepared broccoli protein peptide in resisting oxidation, reducing cholesterol and lowering blood lipids.

Method for preparing broccoli protein peptide mixture

The present invention relates to a recombinant microorganism expressing avermectin or analogs thereof and construction method thereof, and also relates to a method of producing avermectin or analogs thereof using the recombinant microorganism, and avermectin or analogs thereof obtained using the method. In addition, the present invention further relates to uses of the avermectin or analogs thereof as insecticides. Using the recombinant microorganism of the present invention to produce avermectin or analogs thereof has numerous advantages, for example comprising at least one of the following: good stability, high yield, simple process, environmentally friendly, and greatly saving of production costs.

Recombinant microorganism expressing avermectin analogue and use thereof

A sixteen-membered macrolide compound and use thereof, the compound structure being represented in formula (I), wherein R is CHor CH. The present compound has a wide range of application in the preparation of chemicals for preventing and controlling insect pests and mites of agriculture and forestry. 

Sixteen-membered macrolide compound and applications thereof

The invention discloses a method for the separation and purification of epothilones, especially discloses a method for the separation and purification of epothilones B and A using normal phase silica gel chromatography, which comprises loading the sample after dissolving the sample containing epothilones B and A with C-Calkyl halide compounds or mixing the sample with silica gel, then gradient eluting silica gel column by an elution solvent of normal phase silica gel column, and finally obtaining products.

Method for the separation and purification of epothilones

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Zhejiang, China

Jidong Wang