JP2022518150A - 細胞療法での抗cd45抗体-薬物結合体(adc)の使用経験 - Google Patents

細胞療法での抗cd45抗体-薬物結合体(adc)の使用経験 Download PDF

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JP2022518150A
JP2022518150A JP2021539400A JP2021539400A JP2022518150A JP 2022518150 A JP2022518150 A JP 2022518150A JP 2021539400 A JP2021539400 A JP 2021539400A JP 2021539400 A JP2021539400 A JP 2021539400A JP 2022518150 A JP2022518150 A JP 2022518150A
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car
cell
cells
adc
antigen
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JPWO2020146432A5 (enExample
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クック マイケル
オー ジラード ジェフリー
ボイタノ アンソニー
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Dianthus Therapeutics Inc
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Magenta Therapeutics Inc
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K47/00Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
    • A61K47/50Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates
    • A61K47/51Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent
    • A61K47/68Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an antibody, an immunoglobulin or a fragment thereof, e.g. an Fc-fragment
    • A61K47/6835Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an antibody, an immunoglobulin or a fragment thereof, e.g. an Fc-fragment the modifying agent being an antibody or an immunoglobulin bearing at least one antigen-binding site
    • A61K47/6849Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an antibody, an immunoglobulin or a fragment thereof, e.g. an Fc-fragment the modifying agent being an antibody or an immunoglobulin bearing at least one antigen-binding site the antibody targeting a receptor, a cell surface antigen or a cell surface determinant
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    • A61K40/31Chimeric antigen receptors [CAR]
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    • A61K47/6803Drugs conjugated to an antibody or immunoglobulin, e.g. cisplatin-antibody conjugates
    • A61K47/68035Drugs conjugated to an antibody or immunoglobulin, e.g. cisplatin-antibody conjugates the drug being a pyrrolobenzodiazepine
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    • A61K47/6803Drugs conjugated to an antibody or immunoglobulin, e.g. cisplatin-antibody conjugates
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    • C07K16/18Immunoglobulins [IGs], e.g. monoclonal or polyclonal antibodies against material from animals or humans
    • C07K16/28Immunoglobulins [IGs], e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants
    • C07K16/2803Immunoglobulins [IGs], e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants against the immunoglobulin superfamily
    • C07K16/2812Immunoglobulins [IGs], e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants against the immunoglobulin superfamily against CD4
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    • C07K16/28Immunoglobulins [IGs], e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants
    • C07K16/2803Immunoglobulins [IGs], e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants against the immunoglobulin superfamily
    • C07K16/2815Immunoglobulins [IGs], e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants against the immunoglobulin superfamily against CD8
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    • C07ORGANIC CHEMISTRY
    • C07KPEPTIDES
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    • C07K16/28Immunoglobulins [IGs], e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants
    • C07K16/2878Immunoglobulins [IGs], e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants against the NGF-receptor/TNF-receptor superfamily, e.g. CD27, CD30, CD40, CD95
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    • C07ORGANIC CHEMISTRY
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    • C07K16/28Immunoglobulins [IGs], e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants
    • C07K16/289Immunoglobulins [IGs], e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants against CD45
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    • C07K16/28Immunoglobulins [IGs], e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants
    • C07K16/2893Immunoglobulins [IGs], e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants against CD52
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    • A61K38/00Medicinal preparations containing peptides
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    • A61K40/50Cellular immunotherapy characterised by the use of allogeneic cells

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  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
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JP2021539400A 2019-01-07 2020-01-07 細胞療法での抗cd45抗体-薬物結合体(adc)の使用経験 Pending JP2022518150A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2025061674A JP2025111482A (ja) 2019-01-07 2025-04-03 細胞治療における抗cd45抗体薬物コンジュゲート(adc)の使用

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201962789462P 2019-01-07 2019-01-07
US62/789,462 2019-01-07
US201962845829P 2019-05-09 2019-05-09
US62/845,829 2019-05-09
PCT/US2020/012637 WO2020146432A1 (en) 2019-01-07 2020-01-07 Use of an anti-cd45 antibody drug conjugate (adc) in cell therapy

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JP2025061674A Division JP2025111482A (ja) 2019-01-07 2025-04-03 細胞治療における抗cd45抗体薬物コンジュゲート(adc)の使用

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JP2022518150A true JP2022518150A (ja) 2022-03-14
JPWO2020146432A5 JPWO2020146432A5 (enExample) 2023-01-19

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JP2021539400A Pending JP2022518150A (ja) 2019-01-07 2020-01-07 細胞療法での抗cd45抗体-薬物結合体(adc)の使用経験
JP2025061674A Pending JP2025111482A (ja) 2019-01-07 2025-04-03 細胞治療における抗cd45抗体薬物コンジュゲート(adc)の使用

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US (1) US20220062339A1 (enExample)
EP (1) EP3908296A4 (enExample)
JP (2) JP2022518150A (enExample)
CN (1) CN113490504A (enExample)
AU (1) AU2020206117A1 (enExample)
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Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022040088A2 (en) * 2020-08-21 2022-02-24 Synthekine, Inc. Cd45 binding molecules and methods of use
GB202015226D0 (en) * 2020-09-25 2020-11-11 Adc Therapeutics S A Pyrrol obenzodiazepine-antibody conugates and uses thereof
GB202015235D0 (en) 2020-09-25 2020-11-11 Ucl Business Plc Anti-CD45 antibodies and related therapeutics
WO2022081486A1 (en) * 2020-10-12 2022-04-21 Sorrento Therapeutics, Inc. Cd19-directed chimeric antigen receptor constructs

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017219025A1 (en) * 2016-06-17 2017-12-21 Magenta Therapeutics, Inc. Compositions and methods for the depletion of cells
JP2018514520A (ja) * 2015-04-06 2018-06-07 プレジデント アンド フェローズ オブ ハーバード カレッジ 骨髄非破壊性前処置のための組成物および方法
JP2018516915A (ja) * 2015-05-28 2018-06-28 カイト ファーマ インコーポレイテッドKite Pharma, Inc T細胞療法のために患者をコンディショニングする方法
JP2018522833A (ja) * 2015-06-12 2018-08-16 イミューノメディクス、インコーポレイテッドImmunomedics, Inc. キメラ抗原受容体(car)コンストラクト、及びcarコンストラクトを発現するt細胞(car−t)またはnk細胞(car−nk)による疾患治療

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
UY35468A (es) * 2013-03-16 2014-10-31 Novartis Ag Tratamiento de cáncer utilizando un receptor quimérico de antígeno anti-cd19
CN114672490A (zh) * 2015-06-29 2022-06-28 伊缪诺金公司 抗cd123抗体以及其缀合物和衍生物
EP3222292A1 (en) * 2016-03-03 2017-09-27 Heidelberg Pharma GmbH Amanitin conjugates
JP7669269B2 (ja) * 2018-10-30 2025-04-28 ブイオーアール バイオファーマ インコーポレーテッド 抗-cd45抗体及びそのコンジュゲート

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2018514520A (ja) * 2015-04-06 2018-06-07 プレジデント アンド フェローズ オブ ハーバード カレッジ 骨髄非破壊性前処置のための組成物および方法
JP2018516915A (ja) * 2015-05-28 2018-06-28 カイト ファーマ インコーポレイテッドKite Pharma, Inc T細胞療法のために患者をコンディショニングする方法
JP2018522833A (ja) * 2015-06-12 2018-08-16 イミューノメディクス、インコーポレイテッドImmunomedics, Inc. キメラ抗原受容体(car)コンストラクト、及びcarコンストラクトを発現するt細胞(car−t)またはnk細胞(car−nk)による疾患治療
WO2017219025A1 (en) * 2016-06-17 2017-12-21 Magenta Therapeutics, Inc. Compositions and methods for the depletion of cells

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
BLOOD, vol. Vol.132, Suppl.1, JPN6024005871, 2018, pages 5682, ISSN: 0005674028 *
BLOOD, vol. Vol.132, Suppl.1, JPN6024005872, 2018, pages 4526, ISSN: 0005674029 *
BLOOD, vol. Vol.132, Suppl.1, JPN6024005873, 2018, pages 2035, ISSN: 0005264831 *

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EP3908296A1 (en) 2021-11-17
AU2020206117A1 (en) 2021-07-29
WO2020146432A1 (en) 2020-07-16
CA3125751A1 (en) 2020-07-16
US20220062339A1 (en) 2022-03-03
CN113490504A (zh) 2021-10-08
JP2025111482A (ja) 2025-07-30

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