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    • 1. 发明授权
    • Means and methods of enhancing delivery to biological systems
    • 增强对生物系统传播的手段和方法
    • US09211340B2
    • 2015-12-15
    • US12443236
    • 2007-09-26
    • Paolo Botti
    • Paolo Botti
    • A61K47/48
    • A61K47/48038A61K47/542A61K47/543A61K47/60C07K7/08
    • This invention relates to a peptide or polypeptide (a) which is esterified or thio-esterified (i) at the carboxylate of the C-terminus with a guanidinium alkanol, a guanidinium alkanethiol, a PEG substituted with a guanidinium group and having a free hydroxyl group, or a PEG substituted with a guanidinium group and a sulfhydryl group; (ii) at a side-chain carboxylate of one or more Asp or GIu residues, if present, with a guanidinium alkanol, a guanidinium alkanethiol, a PEG substituted with a guanidinium group and having a free hydroxyl group, or a PEG substituted with a guanidinium group and a sulfhydryl group; (iii) at a hydroxyl group of one or more Ser, Thr or Tyr residues, if present, with a guanidinium alkanoic acid or a PEG substituted with a guanidinium group and a carboxyl group; (iv) at a sulfhydryl group of one or more Cys residues, if present, with a guanidinium alkanoic acid or a PEG substituted with a guanidinium group and a carboxyl group; and/or (v) at the N-terminus with a guanidinium alkanoic acid or a PEG substituted with a guanidinium group and a carboxyl group, wherein said N-terminus is previously amidated with an alpha- or beta-hydroxy acid, and wherein the ester is formed between the hydroxy group of said alpha- or beta-hydroxy acid and the carboxylic group of said guanidinium alkanoic acid or said PEG substituted with a guanidinium group and a carboxyl group; and/or (b) which contains one or more disulfides, the disulfide being formed between the sulfhydryl group of a Cys reside, if present, and a guanidinium alkanethiol or a PEG substituted with a guanidinium group and a sulfhydryl group.
    • 本发明涉及一种肽或多肽(a),其在C末端的羧酸酯上被酯化或硫酯化(i)与胍烷醇,胍链烷硫醇,被胍基取代并具有游离羟基的PEG 或被胍基和巯基取代的PEG; (ii)在一个或多个Asp或Glu残基的侧链羧酸酯上,如果存在的话,可以使用胍烷醇,胍烷硫醇,被胍基取代并具有游离羟基的PEG,或被 胍基和巯基; (iii)在一个或多个Ser,Thr或Tyr残基的羟基(如果存在)与链烷酸胍或被胍基和羧基取代的PEG的羟基; (iv)在一个或多个Cys残基的巯基(如果存在)与链烷酸胍或被胍基和羧基取代的PEG的巯基; 和/或(v)在N末端具有胍基链烷酸或被胍基和羧基取代的PEG,其中所述N-末端预先用α-或β-羟基酸酰胺化,并且其中 所述α-羟基酸或β-羟基酸的羟基与所述胍链烷酸的羧基或所述被胍基和羧基取代的PEG之间形成酯; 和/或(b)其中含有一个或多个二硫化物,在Cys的巯基之间形成的二硫键存在于烷基硫醇胍或被胍基和巯基取代的PEG之间。
    • 6. 发明申请
    • Side-Chain Extended Ligation
    • 侧链扩展连接
    • US20090192300A1
    • 2009-07-30
    • US11917636
    • 2006-06-16
    • Paolo BottiSylvie Tchertchian
    • Paolo BottiSylvie Tchertchian
    • C07K1/10
    • C07K1/04C07K1/026
    • The invention is directed to methods and compositions for chemical ligation of a first component that includes a carboxythioester and a second component that includes an amino-functionalized compound bearing a branched side chain that includes a removable thiol auxiliary, to give a ligation product having an amide bond at the ligation site. The reactants of the invention are chemoselective and the thiol moiety is removable from the ligation product. Removal of the thiol can be exploited to generate a native side chain at the ligation site. The methods and compositions of the invention are particularly useful for ligation of peptides and polypeptides. The ligation system of the invention is applicable to a wide variety of molecules, and thus can be exploited to generate peptides, polypeptides and other amino acid containing polymers.
    • 本发明涉及用于化学连接第一组分的方法和组合物,所述第一组分包括羧基硫酯和第二组分,所述第二组分包括带有支链侧链的氨基官能化化合物,其包含可除去的硫醇辅助剂,得到具有酰胺的连接产物 结扎部位的结合。 本发明的反应物是化学选择性的,硫醇部分可从连接产物中除去。 可以利用硫醇的去除在结合位点产生天然侧链。 本发明的方法和组合物特别适用于肽和多肽的连接。 本发明的连接系统可应用于各种各样的分子,因此可用于产生肽,多肽和其它含氨基酸的聚合物。
    • 10. 发明授权
    • Orthoester derivatives of crown ethers as carriers for pharmaceutical and diagnostic compositions
    • 冠醚的异构体衍生物作为药物和诊断组合物的载体
    • US08624044B2
    • 2014-01-07
    • US13511837
    • 2010-11-25
    • Paolo BottiSylvie TchertchianDoriane Theurillat
    • Paolo BottiSylvie TchertchianDoriane Theurillat
    • C07D323/00
    • C07D323/00C07D493/10C07D493/20C07D495/10
    • This invention relates to A crown ether of formula (I) wherein m is 4, 5, 6, 7, or 8 and i is, independently for each occurrence, 1 or 2; each occurrence of R1 and R2 is independently selected from hydrogen; linear or branched and substituted or unsubstituted C1 to C10 alkyl, alkenyl and alkinyl; and substituted or unsubstituted aryl with up to 10 ring atoms; or R1 and R2 together form an oxo group; at least one occurrence in the crown ether of R1, R2 and the carbon to which R1 and R2 are attached, said carbon being bound directly to an ether oxygen of formula (I), form together a group of formula (II) wherein L is a linker which is absent or selected from a covalent bond and (CR5R6)n, each occurrence of R5 and R6 being independently selected from hydrogen; linear or branched and substituted or unsubstituted C1 to C10 alkyl, alkenyl and alkinyl; and substituted or unsubstituted aryl with up to 10 ring atoms, n being 1, 2 or 3; X and Y, independently from each other, are selected from O and S; Z, independently for each occurrence, is absent or an electron-withdrawing group; R3 and R4, independently for each occurrence, are selected from hydrogen; linear or branched and substituted or unsubstituted C1 to C10 alkyl, alkenyl and alkinyl; substituted or unsubstituted aryl with up to 10 ring atoms; H(OCH2CH2)k— and H(OCH2CH2)kO—, wherein k is an integer number from 1 to 10; wherein substituents, if present, are selected from OH, O—CH3 and halogens.
    • 本发明涉及式(I)的冠醚,其中m为4,5,6,7或8,i独立地为每次出现1或2; R 1和R 2各自独立地选自氢; 直链或支链和取代或未取代的C1至C10烷基,烯基和炔基; 和具有至多10个环原子的取代或未取代的芳基; 或R 1和R 2一起形成氧代基; 在R 1,R 2和R 1和R 2连接的碳的至少一个存在下,所述碳直接键合到式(I)的醚氧上,一起形成式(II)的基团,其中L是 不存在或选自共价键的接头和(CR5R6)n,每个出现的R5和R6独立地选自氢; 直链或支链和取代或未取代的C1至C10烷基,烯基和炔基; 和具有至多10个环原子的取代或未取代的芳基,n为1,2或3; X和Y彼此独立地选自O和S; Z独立地为每次出现,不存在或吸电子基团; R3和R4各自独立地选自氢; 直链或支链和取代或未取代的C1至C10烷基,烯基和炔基; 具有至多10个环原子的取代或未取代的芳基; H(OCH 2 CH 2)k - 和H(OCH 2 CH 2)kO-,其中k是1至10的整数; 其中取代基(如果存在)选自OH,O-CH 3和卤素。