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    • 3. 发明授权
    • Vitamin-targeted imaging agents
    • 维生素靶向成像剂
    • US07128893B2
    • 2006-10-31
    • US10430519
    • 2003-05-06
    • Christopher P. LeamonMatthew A. Parker
    • Christopher P. LeamonMatthew A. Parker
    • A61K49/00
    • A61K51/08A61K47/54A61K47/551A61K51/025A61K51/0402A61K51/0459A61K51/0497A61K51/088
    • The invention relates to compounds and methods for targeting radionuclide-based imaging agents to cells having receptors for a vitamin, or vitamin receptor binding derivative or analog thereof, by using such a vitamin as the targeting ligand for the imaging agent. The invention provides a compound of the formula for use in such methods. In the compound, V is a vitamin that is a substrate for receptor-mediated transmembrane transport in vivo, or a vitamin receptor binding derivative or analog thereof, L is a divalent linker, R is a side chain of an amino acid, M is a cation of a radionuclide, n is 1 or 0, K is 1 or 0, and the compound can be in a pharmaceutically acceptable carrier therefor. The vitamin-based compounds can be used to target radionuclides to cells, such as a variety of tumor cell types, for use in diagnostic imaging of the targeted cells.
    • 本发明涉及通过使用这样的维生素作为成像剂的靶向配体,将基于放射性核素的成像剂靶向具有维生素或维生素受体结合衍生物或其类似物的受体的细胞的化合物和方法。 本发明提供了用于这些方法的式的化合物。 在化合物中,V是作为体内受体介导的跨膜转运的底物的维生素或维生素受体结合衍生物或其类似物,L是二价连接基,R是氨基酸的侧链,M是 放射性核素的阳离子,n为1或0,K为1或0,并且该化合物可以在其药学上可接受的载体中。 基于维生素的化合物可用于将放射性核素靶向细胞,例如各种肿瘤细胞类型,用于靶向细胞的诊断成像。
    • 5. 发明授权
    • Vitamin-mitomycin conjugates
    • 维生素丝裂霉素缀合物
    • US07910594B2
    • 2011-03-22
    • US10513372
    • 2003-05-13
    • Iontcho Radoslavov VlahovChristopher P. Leamon
    • Iontcho Radoslavov VlahovChristopher P. Leamon
    • A61K31/40A61K51/00A61P35/00A61M36/14C07D487/14
    • C07D475/04A61K47/551
    • This invention relates to vitamin-mitomycin conjugates, to a method of using the conjugates to selectively eliminate a population of pathogenic cells in a host animal harboring the pathogenic cells, and to a method of preparation of the conjugates. The conjugate is of the general formula B-L-X wherein the group B is a vitamin, or an analog or a derivative thereof, that binds to a surface accessible vitamin receptor that is uniquely expressed, overexpressed, or preferentially expressed by a population of pathogenic cells, wherein the group L comprises a cleavable linker, and wherein the group X comprises a mitomycin compound, or an analog or a derivative thereof. An additional therapeutic agent, such as a chemotherapeutic agent, can be administered in combination with the conjugate.
    • 本发明涉及维生素丝裂霉素缀合物,涉及一种使用该缀合物选择性地消除携带致病细胞的宿主动物中的病原细胞群的方法,以及该缀合物的制备方法。 缀合物是通式BLX,其中B组是维生素或其类似物或衍生物,其结合表达可获得的维生素受体,所述维生素受体是唯一表达,过表达或优先由病原细胞群体表达的,其中 组L包含可切割的接头,并且其中组X包含丝裂霉素化合物或其类似物或衍生物。 可以与缀合物组合施用另外的治疗剂,例如化学治疗剂。
    • 8. 发明授权
    • Vitamin-targeted imaging agents
    • 维生素靶向成像剂
    • US08313728B2
    • 2012-11-20
    • US12558163
    • 2009-09-11
    • Christopher P. LeamonMatthew A. Parker
    • Christopher P. LeamonMatthew A. Parker
    • A61K51/00A61M36/14
    • A61K51/08A61K47/54A61K47/551A61K51/025A61K51/0402A61K51/0459A61K51/0497A61K51/088
    • The invention relates to compounds and methods for targeting radionuclide-based imaging agents to cells having receptors for a vitamin, or vitamin receptor binding derivative or analog thereof, by using such a vitamin as the targeting ligand for the imaging agent. The invention provides a compound of the formula for use in such methods. In the compound, V is a vitamin that is a substrate for receptor-mediated transmembrane transport in vivo, or a vitamin receptor binding derivative or analog thereof, L is a divalent linker, R is a side chain of an amino acid of the formula H2NCHRCOOH, M is a cation of a radionuclide, n is 1 or 0, K is 1 or 0, and the compound can be in a pharmaceutically acceptable carrier therefor. The vitamin-based compounds can be used to target radionuclides to cells, such as a variety of tumor cell types, for use in diagnostic imaging of the targeted cells.
    • 本发明涉及通过使用这样的维生素作为成像剂的靶向配体,将基于放射性核素的成像剂靶向具有维生素或维生素受体结合衍生物或其类似物的受体的细胞的化合物和方法。 本发明提供了用于这些方法的式的化合物。 在化合物中,V是作为体内受体介导的跨膜转运的底物的维生素或维生素受体结合衍生物或其类似物,L是二价连接基,R是式H2NCHRCOOH的氨基酸的侧链 M是放射性核素的阳离子,n为1或0,K为1或0,该化合物可以是药学上可接受的载体。 基于维生素的化合物可用于将放射性核素靶向细胞,例如各种肿瘤细胞类型,用于靶向细胞的诊断成像。
    • 10. 发明授权
    • Aziridinyl-epothilone compounds
    • 氮丙啶基 - 埃坡霉素化合物
    • US07872145B2
    • 2011-01-18
    • US11753785
    • 2007-05-25
    • Gregory D. ViteFrancis Y. LeeChristopher P. LeamonIontcho R. Vlahov
    • Gregory D. ViteFrancis Y. LeeChristopher P. LeamonIontcho R. Vlahov
    • C07D277/22C07D203/26
    • C07D491/04A61K47/551A61K47/65
    • The present invention is directed to aziridinyl epothilone compounds as further described herein, and/or pharmaceutically-acceptable salts and/or solvates thereof having the following Formula: wherein K is —O—, —S—, or —NR7—; A is —(CR8R9)—(CH2)m—Z—wherein Z is —(CHR10)—, —C(═O)—, —C(═O)—C(═O)—, —OC(═O)—, —N(R11)C(═O)—, —SO2—, or —N(R11)SO2—; B1 is hydroxyl or cyano and R1 is hydrogen or B1 and R1 are taken together to form a double bond; R2, R3, and R5 are, independently, hydrogen, alkyl, substituted alkyl, aryl or substituted aryl; or R2 and R3 may be taken together with the carbon to which they are attached to form an optionally substituted cycloalkyl; R4 is hydrogen, alkyl, alkenyl, substituted alkyl, substituted alkenyl, aryl, or substituted aryl; R6 is hydrogen, alkyl or substituted alkyl; R7, R8, R9, R10, R11 and R12 are independently hydrogen, alkyl, substituted alkyl, cycloalkyl, substituted cycloalkyl, aryl, substituted aryl, heterocycloalkyl, substituted heterocycloalkyl, heteroaryl, or substituted heteroaryl; and R13 is aryl, substituted aryl, heteroaryl or substituted heteroaryl.
    • 本发明涉及如本文进一步描述的氮杂环丙烷基埃坡霉素化合物和/或其药学上可接受的盐和/或溶剂合物,其具有下式:其中K是-O - , - S-或-NR 7 - ; A是 - (CR 8 R 9) - (CH 2)m-Z-,其中Z是 - (CHR 10) - , - C(= O) - , - C(= O)-C(= O) - , - OC ) - , - N(R 11)C(= O) - , - SO 2 - 或-N(R 11)SO 2 - ; B1是羟基或氰基,R1是氢或B1和R1一起形成双键; R2,R3和R5独立地是氢,烷基,取代的烷基,芳基或取代的芳基; 或者R 2和R 3可以与它们所连接的碳一起形成任选取代的环烷基; R4是氢,烷基,烯基,取代的烷基,取代的烯基,芳基或取代的芳基; R6是氢,烷基或取代的烷基; R7,R8,R9,R10,R11和R12独立地是氢,烷基,取代的烷基,环烷基,取代的环烷基,芳基,取代的芳基,杂环烷基,取代的杂环烷基,杂芳基或取代的杂芳基; 并且R 13是芳基,取代的芳基,杂芳基或取代的杂芳基。