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210 results about "Phytochemistry" patented technology

'Phytochemistry is the study of phytochemicals, which are chemicals derived from plants. Those studying phytochemistry strive to describe the structures of the large number of secondary metabolic compounds found in plants, the functions of these compounds in human and plant biology, and the biosynthesis of these compounds. Plants synthesize phytochemicals for many reasons, including to protect themselves against insect attacks and plant diseases. Phytochemicals in food plants are often active in human biology, and in many cases have health benefits. The compounds found in plants are of many kinds, but most are in four major biochemical classes, the alkaloids, glycosides, polyphenols, and terpenes.

Method for extracting paper mulberry alkaloid and application of paper mulberry alkaloid

InactiveCN101623329ASimple extraction and preparation processEasy to operateMetabolism disorderAntiviralsAdditive ingredientStrong acids
The invention belongs to the field of plant chemistry, in particular to a method for extracting active molecule alkaloid of paper mulberry and application of the alkaloid. The method comprises the following steps: taking roots or/and bark or/and leaves as raw materials, and extracting the raw materials with water or water-containing alcoholic solution at normal temperature or heating temperature; making the extracting solution pass strong acid type or weak acid type cation exchange resin, and adsorbing the active components of the extracting solution on the resin; washing a resin column with water, eluting the resin column with ammonia water/alcoholic solution, and concentrating and drying the eluent to obtain the total alkaloid of paper mulberry; and concentrating the extracting solution, extracting the concentration solution with ethyl acetate, alkalifying the water phase with alkali until the pH value is 12, extracting the water phase with n-butyl alcohol, and concentrating the extracting solution of n-butyl alcohol to obtain the total alkaloid of paper mulberry. The alkaloid of paper mulberry prepared by the method can be directly used or added with edible auxiliary materials to prepare a medicament or functional food capable of preventing diabetes and complications of the diabetes, or preventing obesity, or treating viral influenza. The method also has the advantages of simple process, low cost and easy industrialization.
Owner:CHENGDU INST OF BIOLOGY CHINESE ACAD OF S

Full-nutrient formula food based on optimal phytochemical composition and preparation method thereof

The invention relates to a full-nutrient formula food based on an optimal phytochemical composition and a preparation method thereof. 14 natural food materials are used as main raw materials and a formula and the preparation method of the full-nutrient formula food ensure full nutrient of the food and a certain ratio of phytochemical. The main food materials comprise 11.9 percent of staple food grains (brown rice, whole wheat and oats), 13.6 percent of coarse cereals (corns, millets and soybeans), 33.2 percent of animal non-staple food (lean meat, eggs and milk products), 34.1 percent of fruits (apples) and vegetables (carrots and cauliflowers) and 7.2 percent of other materials. The full -nutrient formula food has the advantages that high-quality ecological unprocessed grains, green fruits and vegetables, animal source food materials and the like are used as basic components and nutritional vectors; the population dietary nutrition supply quantity recommendation standard is used as the foundation; the full-nutrient formula food has both full nutrients and an effect of regulating oxidative damage. When a human body takes in a certain quantity of the food, all the daily physiological requirements and the requirements for regulating the antioxidant function can be met.
Owner:西安生息元健康食品股份有限公司

Compounds with antitumor activity, and preparation method and application thereof

The invention discloses gynostemma pentaphyllum extract compounds (I) with inhibiting actions on human liver cancer HepG2 cells and a preparation method thereof, and application of the compounds in medicine, belonging to the field of phytochemistry. The preparation method of the compounds disclosed as Formula (I) comprises the following steps: carrying out high-temperature high-pressure treatment on whole gynostemma pentaphyllum, extracting with ethanol under reflux, and concentrating the extracting solution under reduced pressure to obtain an extractum; adding distilled water into the extractum to form a suspensoid, and extracting sequentially with dichloromethane and ethyl acetate; concentrating under reduced pressure to obtain an ethyl acetate extract; passing the extract through an HP20 resin, eluting sequentially with 20%, 50% and 70% ethanol, and concentrating the 70% ethanol eluate under reduced pressure to obtain an elution product; and treating the elution product with silica gel column chromatography, eluting with dichloromethane / methanol in a ratio of 20:1-10:1 (v / v), sectionally collecting the eluates to obtain 6 components, and eluting the component 3 with acetonitrile / water in a ratio of 53:47 (v / v) at the flow rate of 3 mL / minute in a semipreparative chromatographic column (250*10mm, 5 mu m). The pharmacodynamical test indicates that the compounds disclosed as Formula (I) have obvious activities for inhibiting cancer cell proliferation.
Owner:MINZU UNIVERSITY OF CHINA
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