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    • 32. 发明授权
    • Method for treating symptoms of a neurodegenerative condition
    • 治疗神经退行性疾病症状的方法
    • US5756511A
    • 1998-05-26
    • US416270
    • 1995-04-03
    • James W. WestDavid W. LeungJ. Peter KleinGail E. UnderinerAnil M. Kumar
    • James W. WestDavid W. LeungJ. Peter KleinGail E. UnderinerAnil M. Kumar
    • A61K31/522A01N43/90
    • A61K31/522
    • A method for treating symptoms of Alzheimer's Disease by administering an effective amount of a compound, racemate, isolated R or S enantionmer, solvate, hydrate or salt having the formula: X--terminal heterocyclic moiety. In the above formula, the terminal heterocyclic moiety is a 3,7-dimethylxanthinyl, 3-methylxanthinyyl or xanthinyl moiety and X is: ##STR1## n is zero or an integer from one to four; and m is an integer from seven to fourteen. For compounds useful in the inventive method, R.sub.1 and R.sub.2 are hydrogen, a straight or branched chain alkyl, alkenyl or alkynyl of up to twenty carbon atoms in length or --(CH.sub.2).sub.w R.sub.5. w may be an integer from one to twenty and R.sub.5 is preferably an hydroxyl, halo C.sub.1-8 alkoxyl group or a substituted or unsubstituted carbocycle or heterocycle. R.sub.3 in compounds useful in the inventive method may be either an hydroxyl group, an oxygen atom, the single bond represented being instead a double bond, or --O--R.sub.4, R.sub.4 being a C.sub.1-6 oxoalkyl.
    • 通过施用有效量的具有下式的化合物,外消旋物,分离的R或S对映体,溶剂合物,水合物或盐,来治疗阿尔茨海默病症状的方法:在上式中,末端杂环部分为 3,7-二甲基黄烷基,3-甲基黄嘌呤基或xanthinyl部分,X为:n为0或1至4的整数; m为7〜14的整数。 对于可用于本发明方法的化合物,R 1和R 2是氢,直链或支链烷基,链烯基或炔基,其长度为至多20个碳原子或 - (CH 2)w R 5。 w可以是从一到二十的整数,R 5优选为羟基,卤代C 1-8烷氧基或取代或未取代的碳环或杂环。 可用于本发明方法的化合物中的R 3可以是羟基,氧原子,所表示的单键代替双键,或-O-R4,R4是C1-6氧代烷基。
    • 38. 发明申请
    • METHODS OF CONVERTING FAB SEQUENCES INTO SINGLE CHAIN ANTIBODY SEQUENCES
    • 将FAB序列转化为单链抗体序列的方法
    • US20090311750A1
    • 2009-12-17
    • US12139417
    • 2008-06-13
    • James W. West
    • James W. West
    • C12P21/04
    • C07K16/00C07K2317/31C07K2317/55C07K2317/622
    • In various embodiments, the present invention provides methods of converting a Fab molecule to a scFv molecule. The methods include amplifying the polynucleotide sequence of the variable light and variable heavy regions of the Fab molecule from the framework 1 to framework 4 sequences; adding one or more restriction endonuclease sites to the amino or carboxyl terminal of the amplified variable region sequence by PCR or ligation; adding one or more linker sequences to the amino or carboxyl terminal of the amplified variable region sequence by PCR or ligation. Additionally, in various embodiments the variable light chain sequence is either amino terminal or carboxyl terminal to the variable heavy chain sequence.
    • 在各种实施方案中,本发明提供了将Fab分子转化成scFv分子的方法。 所述方法包括从框架1到框架4序列扩增Fab分子的可变轻链和可变重区的多核苷酸序列; 通过PCR或连接将一个或多个限制性内切核酸酶位点加入扩增的可变区序列的氨基或羧基末端; 通过PCR或连接将一个或多个接头序列添加到扩增的可变区序列的氨基或羧基末端。 另外,在各种实施方案中,可变轻链序列是可变重链序列的氨基末端或羧基末端。