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    • 5. 发明授权
    • Method for hybridizing nucleic acids
    • 核酸杂交方法
    • US08465920B2
    • 2013-06-18
    • US12735261
    • 2008-09-12
    • Nathalie LennePatrick Erbacher
    • Nathalie LennePatrick Erbacher
    • C12Q1/68C12P19/34
    • C12Q1/6832C12Q2525/113C12Q2563/113C12Q2525/119
    • The invention relates to a method for manipulating, isolating, detecting or amplifying a target nucleic acid in a sample by hybridization with an oligonucleotide-oligocation conjugate, comprising allowing said nucleic acid to react with an oligonucleotide-oligocation conjugate comprising at least A1 and Bj linked together directly or via a linker, wherein. A, is an i-mer oligonucleotides, with i=3 to 50, where Ai is an oligomer with naturally or non naturally occurring nucleobases and/or pentafuranosyl groups and/or native phosphodiester bonds, optionally comprising a marker group. Bj is a j-mer organic oligocation moiety, with j=1 to 50, where B is —HPO3—R1—(NH—R2)n—NH—R3—O—, where R1, R2 and R3 are lower alkylene, identical or different, NH—R2 moieties being identical or different when n is >1; HPO3—R1—CH(X)—R3—O—, where Ri and R3, identical or different, are lower alkylene and X is putrescine, spermidine or spermine residue.
    • 本发明涉及通过与寡核苷酸寡核苷酸缀合物杂交来操纵,分离,检测或扩增样品中的靶核酸的方法,包括使所述核酸与包含至少A1和Bj连接的寡核苷酸寡核苷酸轭合物反应 一起直接或通过连接体,其中。 A是i = 3至50的i-mer寡核苷酸,其中A 1是具有天然或非天然存在的核碱基和/或五五烷酰基基团和/或天然磷酸二酯键的寡聚体,任选地包含标记基团。 Bj是j-1有机寡核苷酸部分,其中B = -HPO 3 -R1-(NH-R 2)n -NH-R 3 -O-,其中R 1,R 2和R 3为低级亚烷基,相同 或不同的NH-R 2部分在n> 1时相同或不同; HPO 3 -R 1 -CH(X)-R 3 -O-,其中R 1和R 3相同或不同,为低级亚烷基,X为腐胺,亚精胺或精胺残基。
    • 7. 发明授权
    • Polylysine conjugates
    • 聚赖氨酸共轭物
    • US5595897A
    • 1997-01-21
    • US288681
    • 1994-08-10
    • Patrick MidouxPatrick ErbacherAnnie-Claude Roche-DegremontMichel Monsigny
    • Patrick MidouxPatrick ErbacherAnnie-Claude Roche-DegremontMichel Monsigny
    • A61K47/48C12N15/87C07K1/00C07K1/107C12N15/00C12N15/88
    • C12N15/87A61K47/48315
    • The invention concerns a complex between at least one negatively charged nucleic acid and at least one positively charged polymeric conjugate, the link between the nucleic acid and the polymeric conjugate being electrostatic in nature, the polymeric conjugate containing a polymer formed from monomer components having free NH.sub.3.sup.+ functions of the aforementioned components and being as follows:--the free NH.sub.3.sup.+ functions from the aforementioned components are substituted in a ratio of at least 10%, advantageously from 45% to 70%, particularly 60%, by noncharged residues leading to a reduction of positive charges in comparison to the same nonsubstituted polymeric conjugate, facilitating the release of nucleic acid by the dissociation of the complex,--the aforementioned residues possess in addition the following properties:.fwdarw.they contain at least one hydroxyl group,.fwdarw.they do not correspond to a recognition signal recognized by a cellular membrane receptor,--the free NH.sub.3.sup.+ functions from the above mentioned components and/or the hydroxyl groups of the above mentioned residues are also able to be substituted by at least one molecule which constitutes a recognition signal recognized by a cellular membrane receptor, under the condition that the polymeric conjugate contains at least 30% free NH.sub.3.sup.+ functions.
    • 本发明涉及至少一个带负电荷的核酸和至少一个带正电荷的聚合物缀合物之间的复合物,核酸和聚合物缀合物之间的连接本质上是静电的,所述聚合物缀合物含有由具有游离NH 3+的单体组分形成的聚合物, 上述组分的功能如下: - 上述组分的游离NH 3+官能团以至少10%,有利地为45%至70%,特别是60%的比例被非电荷残基取代,导致降低 与相同的非取代的聚合物缀合物相比,正电荷有利于通过络合物的解离释放核酸,上述残基另外具有以下性质: - >它们含有至少一个羟基, - >它们不 对应于由细胞膜受体识别的识别信号, - 来自a的游离NH 3+功能 所述提及的组分和/或上述残基的羟基也能够被至少一种构成由细胞膜受体识别的识别信号的分子取代,条件是聚合物缀合物含有至少30%的游离 NH3 +功能。
    • 9. 发明申请
    • METHOD FOR HYBRIDIZING NUCLEIC ACIDS
    • 用于杂交核酸的方法
    • US20100311056A1
    • 2010-12-09
    • US12735261
    • 2008-09-12
    • Nathalie LennePatrick Erbacher
    • Nathalie LennePatrick Erbacher
    • C12Q1/68C12P19/34
    • C12Q1/6832C12Q2525/113C12Q2563/113C12Q2525/119
    • The invention relates to a method for manipulating, isolating, detecting or amplifying a target nucleic acid in a sample by hybridization with an oligonucleotide-oligocation conjugate, comprising allowing said nucleic acid to react with an oligonucleotide-oligocation conjugate comprising at least A1 and Bj linked together directly or via a linker, wherein. A, is an i-mer oligonucleotides, with i=3 to 50, where Ai is an oligomer with naturally or non naturally occurring nucleobases and/or pentafuranosyl groups and/or native phosphodiester bonds, optionally comprising a marker group. Bj is a j-mer organic oligocation moiety, with j=1 to 50, where B is —HPO3—R1—(NH—R2)n—NH—R3—O—, where R1, R2 and R3 are lower alkylene, identical or different, NH—R2 moieties being identical or different when n is >1; HPO3—R1—CH(X)—R3—O—, where Ri and R3, identical or different, are lower alkylene and X is putrescine, spermidine or spermine residue.
    • 本发明涉及通过与寡核苷酸寡聚轭合物杂交来操纵,分离,检测或扩增样品中的靶核酸的方法,包括使所述核酸与至少包含A1和Bj连接的寡核苷酸寡聚轭合物反应 一起直接或通过连接体,其中。 A是i = 3至50的i-mer寡核苷酸,其中A 1是具有天然或非天然存在的核碱基和/或五五烷酰基基团和/或天然磷酸二酯键的寡聚体,任选地包含标记基团。 Bj是j-1有机寡核苷酸部分,其中B = -HPO 3 -R1-(NH-R 2)n -NH-R 3 -O-,其中R 1,R 2和R 3为低级亚烷基,相同 或不同的NH-R 2部分在n> 1时相同或不同; HPO 3 -R 1 -CH(X)-R 3 -O-,其中R 1和R 3相同或不同,为低级亚烷基,X为腐胺,亚精胺或精胺残基。
    • 10. 发明申请
    • Method for Manufacturing Linear Polyethylenimine (PEI) for Transfection Purpose and Linear PEI Obtained with Such Method
    • 制造用于转染目的的线性聚乙烯亚胺(PEI)和用这种方法获得的线性PEI的方法
    • US20100197888A1
    • 2010-08-05
    • US12671312
    • 2008-07-31
    • Abdennaji AdibFabrice StockPatrick Erbacher
    • Abdennaji AdibFabrice StockPatrick Erbacher
    • C08G73/06
    • C08G73/0233C12N15/87
    • The invention concerns a method of synthesising and preparing linear polyethylenimine (PEI) for use as a transfection vector, and the product obtained with such a method. It comprises drying a monomer 2-ethyl-2-oxazoline and polymerising said monomer for obtaining poly (2-ethyl-2-oxazoline) (PEOX) by: using acetonitrile as solvent, adding a dried initiator of the reaction of polymerisation, and mixing them altogether, purifying said obtained PEOX by evaporation, while performing at least three times successive washing/precipitation steps with methanol and diethyl ether and corresponding filtrations, in order to obtain (i), by performing 1H-NMR tests, correct identification of said PEOX polymer, confirmation of absence of monomer to a level 23,000 Da and polydispersity (Mw/Mn) of said PEOX
    • 本发明涉及一种合成和制备用作转染载体的线性聚乙烯亚胺(PEI)的方法,以及用这种方法获得的产品。 它包括干燥单体2-乙基-2-恶唑啉并使所述单体聚合以获得聚(2-乙基-2-恶唑啉)(PEOX):通过使用乙腈作为溶剂,加入干燥的聚合反应引发剂和混合 它们一起通过蒸发纯化所获得的PEOX,同时用甲醇和二乙醚进行至少三次连续的洗涤/沉淀步骤和相应的过滤,以获得(i)通过进行1H-NMR测试,正确鉴定所述PEOX 聚合物,确认不存在单体至<1.0%的水平,并且确认溶剂不存在至<5.0%的水平,和(ii)通过进行凝胶渗透色谱法,分子量(Mw)> 23,000Da的平均值和多分散性 所述PEOX <1.5的Mw / Mn)水解所述PEOX。