The invention discloses a preparation method of a ginkgo leaf extract, characterized by comprising the following steps of: (1) extracting pulverized ginkgo leaves by a C1-C2 alcohol or C1-C4 ketone solvent and an adverse gradient continuous extraction device, and filtering, wherein 200kg-260kg...
PURPOSE:To prepare a dried leaf which can be stored for a long time, and useful as a decoration of foods, pacakging material, and a vase mat, etc., by placing a raw leaf of a tree or a grass between a pair of open cell foamed flexible plastic sheets, keeping the leaf under pressure...
prepared by using the ginkgo biloba extract and the accessories according to the following parts by weight: 1 part of the ginkgo biloba extract, and 2 parts to 25 parts of thinner, 1 part to 20 parts of latent solvent and 0.01 part to 2 parts of flavoring, which serve as the ...
一种南方红豆杉叶片的提取物,其特征在于该提取物为淡黄色粉末,该粉末中含有重量含量为65～70%的紫杉黄酮,所述紫杉黄酮包括下述5种成份:3-O-芦丁-槲皮素、3-O-芦丁-山奈酚、3-O-芦丁-杨梅酮、7-O-葡萄糖-山奈酚和7-O-葡萄糖-槲皮素,所述紫杉黄酮中上述5种成分的总重量含量为40～60%,该提取物以新鲜的...
New medical use of persimmon leaf extract and of preparation of persimmon leaf extract The present invention relates to the use of a persimmon leaf extract in preparation of a medicament for prevention and/or treatment of depression. The depression refers to a typical depressive disorder, especially...
A preparation process of tea extract is provided, which tea extract has high extraction rate of nonpolymeric catechins, a similar ratio of catechin/nonpolymeric catechins to natural tea leaf, low impurity taste, and improved taste and flavor. The preparation process of tea extract comprises the st...
The effects of Ginkgo biloba leaf extract (GBE), one of the most widely used herbal dietary supplements in Japan and the United States, on the pharmacokine... Y Mutsunobu,O Noriaki,S Noriko,... - 《Biological & Pharmaceutical Bulletin》 ...
LEAF EXTRACT MEDIATED SYNTHESIS OF SILVER NANOPARTICLES AND THEIR ANTIBACTERIAL ACTIVITY AGAINST NOSOCOMIAL BACTERIA... is a well-known medicinal plant and is used in the preparation of different ayurvedic medicines. This plant is a rich source of polyphenols, folic acid... N Pal,S Agrawal - 《...
Leaf-extract mediated zero-valent iron for oxidation of Arsenic (III): Preparation, characterization and kineticsLeaf-extract mediated zero-valent iron for oxidation of Arsenic (III): Preparation, characterization and kineticsdoi:10.1016/j.cej.2018.04.075Zero...
Preparation of Catechin Nanoemulsion from Oolong Tea Leaf Waste and Its Inhibition of Prostate Cancer Cells DU-145 and Tumors in Mice Anti-cancer activity of catechin nanoemulsions prepared from Oolong tea leaf waste was studied on prostate cancer cells DU-145 and DU-145-induced tumors in... YH...