JPWO2020043903A5 - - Google Patents
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- JPWO2020043903A5 JPWO2020043903A5 JP2021512207A JP2021512207A JPWO2020043903A5 JP WO2020043903 A5 JPWO2020043903 A5 JP WO2020043903A5 JP 2021512207 A JP2021512207 A JP 2021512207A JP 2021512207 A JP2021512207 A JP 2021512207A JP WO2020043903 A5 JPWO2020043903 A5 JP WO2020043903A5
- Authority
- JP
- Japan
- Prior art keywords
- car
- cells
- expressing cells
- target antigen
- antigen
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 210000004027 cell Anatomy 0.000 claims 28
- 238000000034 method Methods 0.000 claims 22
- 108010019670 Chimeric Antigen Receptors Proteins 0.000 claims 20
- 239000000427 antigen Substances 0.000 claims 12
- 102000036639 antigens Human genes 0.000 claims 12
- 108091007433 antigens Proteins 0.000 claims 12
- 210000002865 immune cell Anatomy 0.000 claims 6
- 239000012528 membrane Substances 0.000 claims 5
- 238000004458 analytical method Methods 0.000 claims 3
- 238000012258 culturing Methods 0.000 claims 3
- 108010024164 HLA-G Antigens Proteins 0.000 claims 2
- 238000000338 in vitro Methods 0.000 claims 2
- 239000003550 marker Substances 0.000 claims 2
- 150000007523 nucleic acids Chemical group 0.000 claims 2
- 102100028967 HLA class I histocompatibility antigen, alpha chain G Human genes 0.000 claims 1
- 108091028043 Nucleic acid sequence Proteins 0.000 claims 1
- 210000001744 T-lymphocyte Anatomy 0.000 claims 1
- 238000011467 adoptive cell therapy Methods 0.000 claims 1
- 210000000612 antigen-presenting cell Anatomy 0.000 claims 1
- 210000003719 b-lymphocyte Anatomy 0.000 claims 1
- 239000012472 biological sample Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 claims 1
- 238000000684 flow cytometry Methods 0.000 claims 1
- 238000002372 labelling Methods 0.000 claims 1
- 210000001616 monocyte Anatomy 0.000 claims 1
- 210000000581 natural killer T-cell Anatomy 0.000 claims 1
- 210000000822 natural killer cell Anatomy 0.000 claims 1
- 108020004707 nucleic acids Proteins 0.000 claims 1
- 102000039446 nucleic acids Human genes 0.000 claims 1
- 239000000700 radioactive tracer Substances 0.000 claims 1
- 230000002463 transducing effect Effects 0.000 claims 1
Claims (21)
(i)同じ細胞株から調製された標的抗原発現細胞及びCAR発現細胞を異なる標識で標識すること;
(ii)標識された標的細胞と標識されたCAR発現細胞を共培養すること、及び、
(iii)前記標的抗原発現細胞からの前記CAR発現細胞による膜獲得を評価するために細胞を分析することであって、前記膜獲得が、標的抗原への前記CAR発現細胞の結合及び/又は活性化能力の指標であり、それにより前記CAR発現細胞の機能を評価することを含み;且つ
前記細胞が免疫細胞である、方法。 An in vitro method for assessing the function of chimeric antigen receptor (CAR)-expressing cells comprising:
(i) labeling target antigen-expressing cells and CAR-expressing cells prepared from the same cell line with different labels;
(ii) co-culturing the labeled target cells and the labeled CAR-expressing cells, and
(iii) analyzing cells to assess membrane acquisition by said CAR-expressing cells from said target antigen-expressing cells, wherein said membrane acquisition comprises binding and/or activity of said CAR-expressing cells to target antigen; and wherein said cells are immune cells.
(i)免疫細胞の集団にCARをコードする核酸配列を形質導入すること、
(ii)CARを発現する前記単離された細胞の亜集団を選択すること、及び、
(iii)請求項1~11のいずれか一項に記載の方法によってそれらの機能を評価すること、
(iv)任意選択により、前記抗原発現細胞からの膜獲得を経験したCAR発現細胞から機能的CAR発現細胞及び/又はCAR核酸コンストラクトを選択することを含む、方法。 An in vitro method for selecting functional CAR-expressing cells for adoptive cell therapy comprising:
(i) transducing a population of immune cells with a nucleic acid sequence encoding a CAR;
(ii) selecting a subpopulation of said isolated cells that express CAR; and
(iii ) assessing their function by a method according to any one of claims 1-11;
(iv) optionally, selecting functional CAR-expressing cells and/or CAR nucleic acid constructs from CAR-expressing cells that have undergone membrane acquisition from said antigen-expressing cells.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP18306152 | 2018-08-31 | ||
EP18306152.2 | 2018-08-31 | ||
PCT/EP2019/073262 WO2020043903A1 (en) | 2018-08-31 | 2019-08-30 | Method to assess car functionality |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2021536246A JP2021536246A (en) | 2021-12-27 |
JPWO2020043903A5 true JPWO2020043903A5 (en) | 2022-09-07 |
JP7429222B2 JP7429222B2 (en) | 2024-02-07 |
Family
ID=63637823
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2021512207A Active JP7429222B2 (en) | 2018-08-31 | 2019-08-30 | How to evaluate the functionality of CAR |
Country Status (13)
Country | Link |
---|---|
US (1) | US20210325372A1 (en) |
EP (1) | EP3844499A1 (en) |
JP (1) | JP7429222B2 (en) |
KR (1) | KR20210111745A (en) |
CN (1) | CN112912727A (en) |
AU (1) | AU2019331670A1 (en) |
BR (1) | BR112021003799A2 (en) |
CA (1) | CA3110946A1 (en) |
EA (1) | EA202190424A1 (en) |
IL (1) | IL281130A (en) |
MX (1) | MX2021002317A (en) |
SG (1) | SG11202101851WA (en) |
WO (1) | WO2020043903A1 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113252894B (en) * | 2021-07-07 | 2021-11-09 | 北京艺妙神州医药科技有限公司 | Method for detecting scFv affinity of CAR-T cell |
CN113789349A (en) * | 2021-09-30 | 2021-12-14 | 深圳市北科生物科技有限公司 | Method for rapidly screening chimeric antigen receptor by using alpaca phage natural library and human T cell strain |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4284412A (en) | 1979-07-13 | 1981-08-18 | Ortho Diagnostics, Inc. | Method and apparatus for automated identification and enumeration of specified blood cell subclasses |
US4727020A (en) | 1985-02-25 | 1988-02-23 | Becton, Dickinson And Company | Method for analysis of subpopulations of blood cells |
EP1640717A1 (en) * | 2004-09-28 | 2006-03-29 | Institut National De La Sante Et De La Recherche Medicale (Inserm) | Method and kits for in vitro identification of cells, particularly lymphoid cells, capable of establishing interactions with target cells and biological applications thereof |
EP2706357A1 (en) * | 2012-09-07 | 2014-03-12 | Andreas-Claudius Hoffmann | Method for identifying subgroups of circulating tumor cells (CTCs) in a CTC population or a sample |
US20160145348A1 (en) * | 2013-03-14 | 2016-05-26 | Fred Hutchinson Cancer Research Center | Compositions and methods to modify cells for therapeutic objectives |
EP3808410A1 (en) * | 2013-12-20 | 2021-04-21 | Cellectis | Method of engineering multi-input signal sensitive t cell for immunotherapy |
GB201501175D0 (en) * | 2015-01-23 | 2015-03-11 | Univ Oslo Hf | A universal T-cell for personalised medicine |
EP3274715A4 (en) * | 2015-03-27 | 2018-10-10 | University of Southern California | Hla-g as a novel target for car t-cell immunotherapy |
WO2016180468A1 (en) * | 2015-05-11 | 2016-11-17 | Biontech Cell & Gene Therapies Gmbh | Claudin-18.2-specific immunoreceptors and t cell epitopes |
WO2016180467A1 (en) * | 2015-05-11 | 2016-11-17 | Biontech Cell & Gene Therapies Gmbh | Enhancing the effect of car-engineered t cells by means of nucleic acid vaccination |
CN117327650A (en) * | 2016-04-13 | 2024-01-02 | 维维雅生物技术公司 | Ex vivo BITE activated T cells |
WO2017191504A1 (en) * | 2016-05-03 | 2017-11-09 | Oslo University Hospital Hf | Validation of therapeutic t-cells |
WO2018049025A2 (en) * | 2016-09-07 | 2018-03-15 | The Broad Institute Inc. | Compositions and methods for evaluating and modulating immune responses |
GB201700553D0 (en) * | 2017-01-12 | 2017-03-01 | Genagon Therapeutics Ab | Therapeutic agents |
CN108373504B (en) * | 2017-01-30 | 2022-06-28 | 亘喜生物科技(上海)有限公司 | CD 24-specific antibodies and anti-CD 24-CAR-T cells |
-
2019
- 2019-08-30 CA CA3110946A patent/CA3110946A1/en active Pending
- 2019-08-30 JP JP2021512207A patent/JP7429222B2/en active Active
- 2019-08-30 EP EP19759007.8A patent/EP3844499A1/en active Pending
- 2019-08-30 EA EA202190424A patent/EA202190424A1/en unknown
- 2019-08-30 US US17/271,767 patent/US20210325372A1/en active Pending
- 2019-08-30 MX MX2021002317A patent/MX2021002317A/en unknown
- 2019-08-30 SG SG11202101851WA patent/SG11202101851WA/en unknown
- 2019-08-30 BR BR112021003799-3A patent/BR112021003799A2/en unknown
- 2019-08-30 KR KR1020217009087A patent/KR20210111745A/en active Search and Examination
- 2019-08-30 AU AU2019331670A patent/AU2019331670A1/en active Pending
- 2019-08-30 CN CN201980066209.9A patent/CN112912727A/en active Pending
- 2019-08-30 WO PCT/EP2019/073262 patent/WO2020043903A1/en active Application Filing
-
2021
- 2021-02-25 IL IL281130A patent/IL281130A/en unknown
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