RU2005114511A - TRANSPLANTED CELL - Google Patents

TRANSPLANTED CELL Download PDF

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RU2005114511A
RU2005114511A RU2005114511/13A RU2005114511A RU2005114511A RU 2005114511 A RU2005114511 A RU 2005114511A RU 2005114511/13 A RU2005114511/13 A RU 2005114511/13A RU 2005114511 A RU2005114511 A RU 2005114511A RU 2005114511 A RU2005114511 A RU 2005114511A
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cell
cells
inhibition
nucleic acid
human
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RU2005114511/13A
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Russian (ru)
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Марк БУРЦИН (DE)
Марк БУРЦИН
Зибилле ЭССЕР (DE)
Зибилле ЭССЕР
Манфред РЮДИГЕР (DE)
Манфред РЮДИГЕР
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Ф.Хоффманн-Ля Рош Аг (Ch)
Ф.Хоффманн-Ля Рош Аг
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Publication of RU2005114511A publication Critical patent/RU2005114511A/en

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Claims (19)

1. Нетотипотентная клетка человека или животного, содержащая по меньшей мере одну нуклеиновую кислоту, кодирующую по меньшей мере один иммуномодулятор под контролем системы экспрессии гена, которую можно регулировать добавлением активного вещества.1. An atypical human or animal cell containing at least one nucleic acid encoding at least one immunomodulator under the control of a gene expression system that can be controlled by the addition of the active substance. 2. Клетка по п.1, отличающаяся тем, что клетка является стволовой клеткой, клеткой-предшественником и/или иммортализованной клеткой.2. The cell according to claim 1, characterized in that the cell is a stem cell, a precursor cell and / or an immortalized cell. 3. Клетка по п.1, отличающаяся тем, что она является плюрипотентной или мультипотентной эмбриональной, фетальной, неонатальной стволовой клеткой или стволовой клеткой взрослого организма.3. The cell according to claim 1, characterized in that it is a pluripotent or multipotent embryonic, fetal, neonatal stem cell or stem cell of an adult organism. 4. Клетка по п.1 в виде линии клеток.4. The cell according to claim 1 in the form of a cell line. 5. Клетка по п.1, отличающаяся тем, что система экспрессии генов, которую можно регулировать, представляет собой систему экспрессии гена прогестерона, систему экспрессии тетрациклина и/или систему экспрессии гена рапамицина.5. The cell according to claim 1, characterized in that the gene expression system that can be regulated is a progesterone gene expression system, a tetracycline expression system and / or a rapamycin gene expression system. 6. Клетка по п.1, отличающаяся тем, что иммуномодулятор обладает по меньшей мере одним из следующих функциональных свойств:6. The cell according to claim 1, characterized in that the immunomodulator has at least one of the following functional properties: a) ингибированием распознавания антигена, опосредованного T-клетками,a) inhibition of the recognition of antigen mediated by T cells, b) ингибированием сигнала, опосредуемого рецептором на T-клетке,b) inhibition of a signal mediated by a receptor on a T cell, c) активацией сигнала, опосредованного рецептором на T-клетке,c) activation of a signal mediated by a receptor on a T cell, d) ингибированием роста T-клеток,d) inhibition of T-cell growth, e) ингибированием молекул, поддерживающих жизнеспособность T-клеток,e) inhibition of molecules that support the viability of T cells, f) ингибированием эффекторных молекул T-клеток (таких как TNF-альфа, IFN-гамма),f) inhibition of effector molecules of T cells (such as TNF-alpha, IFN-gamma), g) ингибированием адгезии T-клеток,g) inhibition of T-cell adhesion, h) ингибированием костимулирующего T-клетки взаимодействия (активация лимфоцита происходит посредством двух сигналов: во-первых, происходит стимуляция через рецептор антигена, во-вторых, имеет место другой сигнал для клональной экспансии и дифференцировки не фиксированного в памяти лимфоцита; это костимулирующее взаимодействие может быть ингибировано иммуномодулятором),h) inhibition of a co-stimulating T-cell interaction (activation of a lymphocyte occurs through two signals: firstly, stimulation occurs through an antigen receptor, secondly, there is another signal for clonal expansion and differentiation of an unrecorded lymphocyte; this co-stimulating interaction can be inhibited by an immunomodulator) i) ингибированием активации, пролиферации, жизнеспособности, презентации антигена, передачи сигнала и/или эффекторных функций других клеток, вовлеченных в иммунный ответ, таких, например, как неспецифические и специфические антигенпрезентирующие клетки, в частности, например, дендритные клетки и моноциты/макрофаги, B-клетки, нейтрофильные гранулоциты и клетки NK, ингибированием клеточного взаимодействия различных клеток либо посредством поверхностных рецепторов, либо посредством секретируемых молекул, таких, например, как цитокины, хемокины или факторы роста, которые вовлечены в иммунный ответ, таких, например, как неспецифические и специфические антигенпрезентирующие клетки, в частности, например, дендритные клетки и моноциты/макрофаги, T-клетки, B-клетки, нейтрофильные гранулоциты и клетки NK,i) inhibiting activation, proliferation, viability, presentation of antigen, signaling and / or effector functions of other cells involved in the immune response, such as, for example, non-specific and specific antigen-presenting cells, in particular, for example dendritic cells and monocytes / macrophages, B cells, neutrophilic granulocytes and NK cells, by inhibiting the cellular interaction of various cells either by means of surface receptors or by secreted molecules, such as, for example, cytokines, chem kina or growth factors which are involved in the immune response, such as non-specific and specific antigen presenting cells, in particular, for example, dendritic cells and monocytes / macrophages, T-cells, B-cells, neutrophil granulocytes and NK cells j) ингибированием миграции клеток, вовлеченных в иммунный ответ, таких, например, как специфические антигенпрезентирующие клетки, в частности, например, дендритные клетки и моноциты/макрофаги, T-клетки, B-клетки, нейтрофильные гранулоциты и клетки NK,j) inhibiting the migration of cells involved in the immune response, such as, for example, specific antigen-presenting cells, in particular, for example, dendritic cells and monocytes / macrophages, T cells, B cells, neutrophilic granulocytes and NK cells, k) ингибированием компонентов системы комплемента,k) inhibition of components of the complement system, l) ингибированием фагоцитарных активностей в связи с презентацией чужеродных или аутоиммунных антигенов или при связывании антител с антигенами, и/илиl) inhibition of phagocytic activities in connection with the presentation of foreign or autoimmune antigens or in binding of antibodies to antigens, and / or m) ингибированием воспалительных реакций.m) inhibition of inflammatory responses. 7. Клетка по п.1, отличающаяся тем, что иммуномодулятором является антитело.7. The cell according to claim 1, characterized in that the immunomodulator is an antibody. 8. Клетка по п.1, отличающаяся тем, что иммуномодулятор является8. The cell according to claim 1, characterized in that the immunomodulator is d) рецептором,d) a receptor e) растворимым секретируемым рецептором,e) a soluble secreted receptor, f) секретируемым белком или пептидом.f) a secreted protein or peptide. 9. Клетка по п.8, где иммуномодулятор является слитым белком мутантного IL 15 и Fc-фрагмента, при этом указанный Fc-фрагмент слит с C-концом мутантной молекулы IL 15, предпочтительно через шарнирную область.9. The cell of claim 8, wherein the immunomodulator is a fusion protein of a mutant IL 15 and an Fc fragment, wherein said Fc fragment is fused to the C-terminus of the mutant IL 15 molecule, preferably through a hinge region. 10. Клетка по п.9, отличающаяся тем, что Fc-фрагмент антитела является Fc-фрагментом IgG, в частности, IgG1, IgG2, IgG3, IgG4 человека или аналогичного IgG млекопитающих, или IgM, в частности, IgM человека или аналогичного IgM млекопитающих.10. The cell according to claim 9, characterized in that the Fc fragment of the antibody is an Fc fragment of IgG, in particular IgG1, IgG2, IgG3, IgG4 human or similar mammalian IgG, or IgM, in particular human IgM or similar mammalian IgM . 11. Клетка по меньшей мере по п.1, отличающаяся тем, что нуклеиновая кислота дополнительно кодирует кассету для селекции, в частности, подходящий ген маркера трансфекции и/или ген маркера дифференцировки.11. A cell according to claim 1, wherein the nucleic acid further encodes a selection cassette, in particular a suitable transfection marker gene and / or differentiation marker gene. 12. Клетка по п.1, отличающаяся тем, что нуклеиновая кислота дополнительно кодирует молекулу, которая ингибирует NK-клетки и/или клетки-киллеры.12. The cell according to claim 1, characterized in that the nucleic acid further encodes a molecule that inhibits NK cells and / or killer cells. 13. Клетка по п.1, отличающаяся тем, что нуклеиновая кислота дополнительно кодирует молекулу, которая ингибирует13. The cell according to claim 1, characterized in that the nucleic acid further encodes a molecule that inhibits a) дендритные клетки,a) dendritic cells b) моноциты и/или макрофаги,b) monocytes and / or macrophages, c) B-клетки,c) B cells d) полиморфоядерные клетки, например, нейтрофильные гранулоциты.d) polymorphonuclear cells, for example, neutrophilic granulocytes. 14. Клетка по п.13, отличающаяся тем, что указанная ингибирующая молекула является молекулой MHC класса I человека, химерной молекулой MHC класса I или вирусным гомологом MHC класса I.14. The cell of claim 13, wherein said inhibitory molecule is a human MHC class I molecule, a chimeric MHC class I molecule, or a MHC class I viral homolog. 15. Нуклеиновая кислота, кодирующая по меньшей мере один иммуномодулятор и по меньшей мере одну систему экспрессии гена, которую можно регулировать добавлением активного вещества.15. A nucleic acid encoding at least one immunomodulator and at least one gene expression system that can be controlled by the addition of the active substance. 16. Лекарственное средство, содержащее по меньшей мере одну клетку по любому из пп.1-14 и подходящие полезные средства и/или добавки.16. A medicament containing at least one cell according to any one of claims 1 to 14 and suitable useful agents and / or additives. 17. Применение клетки по любому из пп.1-14 для получения лекарственного средства для ингибирования отторжения трансплантата у человека или млекопитающего животного, в подходящем случае в присутствии по меньшей мере одного иммуномодулятора.17. The use of a cell according to any one of claims 1 to 14 for the manufacture of a medicament for inhibiting transplant rejection in a human or mammalian animal, suitably in the presence of at least one immunomodulator. 18. Способ получения клетки по любому из пп.1-14, при этом данный способ включает в себя следующие стадии:18. The method of obtaining cells according to any one of claims 1 to 14, while this method includes the following stages: а) внедрение по меньшей мере одной нуклеиновой кислоты по п.15 и/или по меньшей мере одного вектора, содержащего по меньшей мере одну нуклеиновую кислоту по п.15, в трансплантируемую нетотипотентную клетку человека или животного, иa) the introduction of at least one nucleic acid according to clause 15 and / or at least one vector containing at least one nucleic acid according to clause 15, in a transplanted non-typeotent cell of a human or animal, and b) экспрессию указанной нуклеиновой кислоты с добавлением по меньшей мере одного подходящего активного вещества для регуляции генного переключателя.b) expression of the specified nucleic acid with the addition of at least one suitable active substance for regulation of the gene switch. 19. Способ in vitro для получения органоспецифичной ткани человека или животного и/или органа человека или млекопитающего животного, содержащих по меньшей мере одну клетку по любому из пп.1-14, причем способ включает в себя следующие стадии:19. An in vitro method for producing organ-specific tissue of a human or animal and / or organ of a human or mammal of an animal containing at least one cell according to any one of claims 1 to 14, the method comprising the following steps: a) внедрение по меньшей мере одной нуклеиновой кислоты по п.15 и/или по меньшей мере одного вектора, содержащего по меньшей мере одну нуклеиновую кислоту по п.15, а также по меньшей мере одного гена маркера дифференцировки по меньшей мере в одну нетотипотентную стволовую клетку, нетотипотентную клетку-предшественник и/или нетотипотентную иммортализованную клетку,a) the introduction of at least one nucleic acid according to clause 15 and / or at least one vector containing at least one nucleic acid according to clause 15, as well as at least one differentiation marker gene in at least one non-type stem stem a cell, an atypical precursor cell and / or an atypical immortalized cell, b) дифференцировку клетки со стадии (a),b) differentiating the cell from step (a), c) селекцию дифференцированной клетки со стадии (b) и c) selection of a differentiated cell from stage (b) and d) внедрение отобранной клетки со стадии (c) в органоспецифичную ткань человека или животного и/или в орган человека или млекопитающего животного.d) incorporation of the selected cell from step (c) into the organ-specific tissue of a human or animal and / or into the organ of a human or mammalian animal.
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