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    • 3. 发明申请
    • HUMAN PLASMA HYALURONIDASE
    • 人血浆HYALURONIDASE
    • US20070134228A1
    • 2007-06-14
    • US11538246
    • 2006-10-03
    • Robert STERNGregory FROSTAnthony CSOKATim Wong
    • Robert STERNGregory FROSTAnthony CSOKATim Wong
    • A61K38/47G01N33/53C12N9/24C12N5/06A61K9/127C07K16/40
    • C12Y302/01035A61K38/00C07K16/40C12N9/16C12N9/2474C12Y302/01036G01N33/573
    • The invention is based on the discovery of methods for purification of an acid active hyaluronidase found in human plasma (hpHAse), including both biochemical and immunoaffinity purification methods The method of immunoaffinity purification of the invention is based on the discovery of a method for identifying antibodies that specifically bind native hpHAse (anti-native hpHAse antibodies), and anti-native hpHAse antibodies identified by this screening method. The invention also features an assay for sensitive detection of HAse activity using biotinylated hyaluronic acid (bHA). Purification and characterization of hpHAse lead to the inventors' additional discovery that hpHAse is encoded by the LuCa-1 gene, which gene is present in the human chromosome at 3p21.3, a region associated with tumor suppression. The invention additionally features methods of treating tumor-bearing patients by administration of hpHAse and/or transformation of cells with hpHAse-encoding DNA.
    • 本发明基于发现用于纯化在人血浆(hpHA)中发现的酸活性透明质酸酶的方法,包括生物化学和免疫亲和纯化方法本发明的免疫亲和纯化方法是基于发现用于鉴定抗体的方法 特异性结合天然hpHAse(抗天然hpHAse抗体)和通过该筛选方法鉴定的抗天然hpHAse抗体。 本发明还特征在于使用生物素化透明质酸(bHA)敏感检测HAse活性的测定。 hpHAse的纯化和表征导致发明人进一步发现,hpHAse由LuCa- 1基因编码,该基因存在于人染色体3p21.3,与肿瘤抑制相关的区域。 本发明另外具有通过施用hpHA和/或用hpHA编码DNA转化细胞来治疗荷瘤患者的方法。
    • 5. 发明授权
    • Method of treating tumor-bearing patients with human plasma hyaluronidase
    • 用人血浆透明质酸酶处理肿瘤患者的方法
    • US06193963B1
    • 2001-02-27
    • US08916935
    • 1997-08-21
    • Robert SternGregory I. FrostAnthony CsókaTim M. Wong
    • Robert SternGregory I. FrostAnthony CsókaTim M. Wong
    • A61K3800
    • C12Y302/01035A61K38/00C07K16/40C12N9/16C12N9/2474C12Y302/01036G01N33/573
    • The invention is based on the discovery of methods for purification of an acid active hyaluronidase found in human plasma (hpHAse), including both biochemical and immunoaffinity purification methods. The method of immunoaffinity purification of the invention is based on the discovery of a method for identifying antibodies that specifically bind native hpHAse (anti-native hpHAse antibodies), and anti-native hpHAse antibodies identified by this screening method. The invention also features an assay for sensitive detection of HAse activity using biotinylated hyaluronic acid (bHA). Purification and characterization of hpHAse lead to the inventors' additional discovery that hpHAse is encoded by the LuCa-1 gene, which gene is present in the human chromosome at 3p21.3, a region associated with tumor suppression. The invention additionally features methods of treating tumor-bearing patients by administration of hpHAse and/or transformation of cells with hpHAse-encoding DNA.
    • 本发明基于发现用于纯化在人血浆(hpHA)中发现的酸活性透明质酸酶的方法,包括生物化学和免疫亲和纯化方法。 本发明的免疫亲和纯化方法基于发现用于鉴定特异性结合天然hpHA(抗天然hpHAse抗体)的抗体的方法,以及通过该筛选方法鉴定的抗天然hpHAse抗体。 本发明还特征在于使用生物素化透明质酸(bHA)敏感检测HAse活性的测定。 hpHAse的纯化和表征导致发明人进一步发现,hpHAse由LuCa-1基因编码,该基因存在于3p21.3的人染色体中,该肿瘤与肿瘤抑制有关。 本发明另外具有通过施用hpHA和/或用hpHA编码DNA转化细胞来治疗荷瘤患者的方法。
    • 6. 发明授权
    • Process for the production of ethyl esters
    • 生产乙酯的方法
    • US6013817A
    • 2000-01-11
    • US852737
    • 1997-05-07
    • Robert SternGerard HillionMohammed Neguib Eisa
    • Robert SternGerard HillionMohammed Neguib Eisa
    • C07C67/03C11C3/04C11C3/10C07C51/00
    • C11C3/003C07C67/03C11C3/04C11C3/10
    • For the production of ethyl esters of fatty acids from fatty acid glycerides such as vegetable or animal oil or fat or other mixtures of glycerides, the process comprises the following stages: (a) transesterifying fatty acid glycerides with hydrated ethyl alcohol using an alkaline catalyst to form a medium comprising ethyl esters and excess ethyl alcohol; (b) adding a glycerine phase to said medium, and evaporating the excess ethyl alcohol to produce two immiscible phases, an ester phase and a glycerine phase A, and recycling said excess ethyl alcohol to stage (a); (c) separating said glycerine phase A and said ester phase to obtain the desired ethyl esters; (d) neutralizing said glycerine phase A with acid, and separating resultant "fatty acids+esters" phase and a glycerine phase B, and drying the latter phase; (e) subjecting the "fatty acids+esters" phase to glycerolysis with at least a fraction of the dried glycerine phase B in the presence of an alkaline catalyst to form a mixture of glycerides and esters, and passing said mixture into transesterification stage (a).
    • 为了从脂肪酸甘油酯如植物油或动物油或脂肪或甘油酯的其它混合物生产脂肪酸乙酯,该方法包括以下步骤:(a)使用碱性催化剂将脂肪酸甘油酯与水合乙醇酯交换成 形成包含乙酯和过量乙醇的介质; (b)向所述介质中加入甘油相,并蒸发过量的乙醇以产生两个不混溶相,酯相和甘油相A,并将所述过量的乙醇再循环到步骤(a); (c)分离所述甘油相A和所述酯相以获得所需的乙酯; (d)用酸中和所述甘油相A,分离所得的“脂肪酸+酯”相和甘油相B,并干燥后一相; (e)在碱性催化剂存在下,使至少一部分干燥的甘油相B对“脂肪酸+酯”相进行甘油分解,形成甘油酯和酯的混合物,并将所述混合物通入酯交换反应阶段 )。
    • 8. 发明授权
    • Double-branched compounds and processes for their production
    • 双支化合物及其生产方法
    • US5434282A
    • 1995-07-18
    • US231706
    • 1994-04-22
    • Robert SternGerard HillionAbakar KotokoYves Chauvin
    • Robert SternGerard HillionAbakar KotokoYves Chauvin
    • B01J31/22B01J31/24C07B61/00C07C51/353C07C51/36C07C53/126C07C57/03C07C67/303C07C67/347C07C69/24C07C69/30C07C69/533C07C69/587C10M105/24C10M105/34C10M105/38C07C67/03
    • C07C69/587C07C51/353C07C53/126C07C67/347
    • A novel family of chemical compounds derived from fatty compounds has two branches of two carbon atoms on the linear chain and general formula C.sub.21 H.sub.39 COOR where R represents a hydrogen atom, a lower alkyl radical or a glyceryl radical. Particular compounds for consideration have the following formulae:(C.sub.2 H.sub.5).sub.2 C.sub.17 H.sub.29 COOR (I)(C.sub.2 H.sub.5)(C.sub.2 H.sub.4)C.sub.17 H.sub.30 COOR (II)and(C.sub.2 H.sub.5)(C.sub.2 H.sub.3)C.sub.17 H.sub.31 COOR (III)also compounds with the following formulae derived from partial or total hydrogenation of the above:(C.sub.2 H.sub.5).sub.2 C.sub.17 H.sub.31 COOR (IV)(C.sub.2 h.sub.5)(C.sub.2 h.sub.4)C.sub.17 H.sub.32 COOR (V)andti (C.sub.2 H.sub.5).sub.2 C.sub.17 H.sub.33 COOR (VI)Compounds with formulae (I), (II) and (III) may be produced by addition of ethylene to compositions comprising mainly diunsaturated C.sub.18 fatty acids; or to lower alkyl or glyceryl esters of these acids, originating in particular from natural oils, in the presence of a catalytic system containing anionic rhodium of the type [RhX.sub.4 ].sup.- YR'.sub.4 where X is preferably a halide anion; Y is a nitrogen N.sup.+ or phosphorous P.sup.+ atom and R.sup.' is preferably a hydrocarbon group.Compositions in accordance with the invention can be used as base compositions for lubricants or emulsifying agents.
    • 衍生自脂肪族化合物的化学化合物的新型家族在直链上具有两个碳原子的分支,通式为C 21 H 39 COOR,其中R表示氢原子,低级烷基或甘油基。 考虑的具体化合物具有下式:(C 2 H 5)2 C 17 H 29 COOR(I)(C 2 H 5)(C 2 H 4)C 17 H 30 COOR(II)和(C 2 H 5)(C 2 H 3)C 17 H 31 COOR 上述:( C2H5)2C17H31COOR(Ⅳ)(C2h5)(C2h4)C17H32COOR(Ⅴ)和(C2H5)2C17H33COOR(VI)式(Ⅰ),(Ⅱ)和(Ⅲ)化合物可以通过加入乙烯 主要包含二不饱和C18脂肪酸的组合物; 或者在含有[RhX4] -YR'4类型的阴离子铑的催化体系存在下,将这些酸的烷基或甘油酯特别地衍生自天然油,其中X优选为卤化物阴离子; Y是氮N +或磷P +原子,R'优选为烃基。 根据本发明的组合物可用作润滑剂或乳化剂的基础组合物。