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    • 10. 发明授权
    • Nontoxic extract of Larrea tridentata and method of making the same
    • 无毒提取物及其制备方法
    • US6039955A
    • 2000-03-21
    • US329359
    • 1999-06-10
    • Robert A. SinnottW. Dennis ClarkKenneth Frank DeBoer
    • Robert A. SinnottW. Dennis ClarkKenneth Frank DeBoer
    • A23L1/30A61K36/00A61K36/185A61K36/28A61K36/29A61K45/06A61P29/00C07C37/07A61K35/78
    • C07C37/07A23L33/10A23L33/105A61K36/185A61K36/28A61K36/29A61K45/06Y10S514/885Y10S514/886Y10S514/969
    • A nontoxic, therapeutic agent having pharmacological activity comprising concentrated extract of Larrea tridentata plant material and ascorbic acid, an ascorbic acid ester, an ascorbic acid salt, butylated hydroxyanisole, butylated hydroxytoluene, hydrogen sulfide, hypophosphorous acid, monothioglycerol, potassium bisulfite, propyl gallate, sodium bisulfite, sodium hydrosulfite, sodium thiosulfate, sulfur dioxide, sulfurous acid, a tocopherol or vitamin E is made by a process in which the plant material is extracted using an organic solvent, preferably acetone, and is then saturated with one of the listed reducing agents acid to reduce the toxic NDGA quinone, which naturally occurs in the plant material, to NDGA itself. Additional amounts of ascorbic acid, an ascorbic acid ester, an ascorbic acid salt, butylated hydroxyanisole, butylated hydroxytoluene, hydrogen sulfide, hypophosphorous acid, monothioglycerol, potassium bisulfite, propyl gallate, sodium bisulfite, sodium hydrosulfite, sodium thiosulfate, sulfur dioxide, sulfurous acid, a tocopherol, or vitamin E may be added to the extract to inhibit the natural oxidation of the NDGA into the toxic NDGA quinone in vivo, or during processing or storage. The resulting extract is usefull in the treatment of viral diseases caused by viruses from the Herpesviridae family or viruses which require the Sp1 class of proteins to initiate viral replications. The resulting compound can also be used as an anti-inflammatory when the inflammatory diseases are mediated by the effects of leukotrienes. The listed reducing agents can also be used to stabilize NDGA as a therapeutic agent or a food additive.
    • 具有药理活性的无毒性治疗剂,其包含三氯氰菊酯植物材料和抗坏血酸的浓缩提取物,抗坏血酸酯,抗坏血酸盐,丁基化羟基苯甲醚,丁基化羟基甲苯,硫化氢,次磷酸,一硫代甘油,亚硫酸氢钾,没食子酸丙酯, 亚硫酸氢钠,连二亚硫酸钠,硫代硫酸钠,二氧化硫,亚硫酸,生育酚或维生素E是通过使用有机溶剂,优选丙酮萃取植物材料的方法制备的,然后用列出的还原剂 药剂酸降低有毒的NDGA醌,其自然发生在植物材料中,对NDGA本身。 附加量的抗坏血酸,抗坏血酸酯,抗坏血酸盐,丁基化羟基苯甲醚,丁基化羟基甲苯,硫化氢,次磷酸,一硫代甘油,亚硫酸氢钾,没食子酸丙酯,亚硫酸氢钠,连二亚硫酸钠,硫代硫酸钠,二氧化硫,亚硫酸 ,生育酚或维生素E可以加入到提取物中以抑制NDGA在体内或在加工或储存过程中自然氧化成有毒的NDGA醌。 所得的提取物可用于治疗由疱疹病毒科家族病毒引起的病毒性疾病或需要Sp1类蛋白质启动病毒复制的病毒。 当炎性疾病由白细胞三烯的作用介导时,所得化合物也可用作抗炎剂。 列出的还原剂也可用于稳定NDGA作为治疗剂或食品添加剂。