200 results about "Beauveria sp." patented technology

The present invention provides a strain of entomopathogenic Beauveria bassiana, compositions comprising the entomopathogenic fungi strain or metabolites of the strain, and the use of the entomopathogenic fungi strain and compositions as biological control agents. Methods for the biological control of phytopathogenic insects using an entomopathogenic Beauveria bassiana fungi strain or one or more metabolites thereof, optionally together with other entomopathogenic fungi including fungi selected from strains of Lecanicillium spp., Paecilomyces fumosoroseus, and compositions comprising said fungi or metabolites thereof are also provided.

The invention relates to a preparation method of Beauveria sp. extract with functiosn of a tyrosinase inhibitor and an antioxidant. The preparation method comprises the following operation steps: 1. selecting and culturing Beauveria sp. Strain; and 2. extracting and refining active components from a fermented product, wherein the refining process comprises primary refining and chromatographic refining. The Beauveria sp. and Beauveria sp. extract provided by the invention have tyrosinase inhibiting and antioxidation active effects, and the refined product has the minimum IC50 (50% inhibiting concentration) of 134.5 mu g/ml to tyrosinase and the minimum IC50 of 87.2 mu g/ml to rat liver cell lipid oxidation; the Beauveria sp. extract can be used as articles for daily use to take into effects of whitening, antioxidation, antiaging, preserving, sterilizing, anti-inflammatory and the like; because the Beauveria sp. extract is produced by microorganism fermentation, the production of the Beauveria sp. extract is not influenced by environment and natural resources, and is easy to industrialize and automatize; the process method has low production cost, simple process, stable process, and high success rate and is easy to adjust and control; and the preparation method is suitable for investment of enterprises in various scales.