JP2019524687A5 - - Google Patents

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JP2019524687A5
JP2019524687A5 JP2018568875A JP2018568875A JP2019524687A5 JP 2019524687 A5 JP2019524687 A5 JP 2019524687A5 JP 2018568875 A JP2018568875 A JP 2018568875A JP 2018568875 A JP2018568875 A JP 2018568875A JP 2019524687 A5 JP2019524687 A5 JP 2019524687A5
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Japan
Prior art keywords
antibody
drug conjugate
hiv
drug
antibody drug
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JP2018568875A
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JP2019524687A (ja
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Priority claimed from PCT/IB2017/053979 external-priority patent/WO2018002902A1/en
Publication of JP2019524687A publication Critical patent/JP2019524687A/ja
Publication of JP2019524687A5 publication Critical patent/JP2019524687A5/ja
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Claims (21)

  1. 式(I):
    Ab−L−D (I)
    式中:
    Abは、HIVエンベロープ糖タンパク質に対する結合親和性を有する広域中和抗体を含んでなり;
    Lは、前記広域中和抗体と共有結合したリンカー分子を含んでなり;および
    Dは、前記リンカー分子と共有結合した1つ以上の薬物を含んでなり、前記1つ以上の薬物は前記HIVエンベロープ糖タンパク質と結合することができる
    の抗体薬物複合体。
  2. 前記広域中和抗体がCD4結合部位と結合する、請求項1に記載の抗体薬物複合体。
  3. 前記1つ以上の薬物が、付着阻害剤である、請求項1に記載の抗体薬物複合体。
  4. 式(I):
    Ab−[L−D (I)
    式中:
    Abは、広域中和抗HIV抗体を含んでなり;
    Lは、前記広域中和抗HIV抗体と共有結合したリンカー分子を含んでなり;
    Dは、前記リンカー分子Lと共有結合したHIV治療用化合物を含んでなる1つ以上の薬物を含んでなり、前記1つ以上の広域中和抗HIV抗体AbはHIVエンベロープ糖タンパク質と特異的に結合し、前記1つ以上の薬物DはHIVエンベロープ糖タンパク質と特異的に結合し;
    nは、1〜4から選択され;および
    xは、1〜12から選択される
    の抗体薬物複合体。
  5. 前記広域中和抗体Abが、gp160、gp120およびgp41からなる群から選択されるHIVエンベロープ糖タンパク質と結合する、請求項に記載の抗体薬物複合体。
  6. 前記広域中和抗体Abが、gp120/gp41接合部分、CD4結合部位またはgp41膜貫通部位近傍(MPER)においてHIVエンベロープ糖タンパク質と結合する、請求項に記載の抗体薬物複合体。
  7. 前記薬物Dが、gp160、gp120およびgp41からなる群から選択されるHIVエンベロープ糖タンパク質と特異的に結合する、請求項に記載の抗体薬物複合体。
  8. 前記薬物Dが、付着阻害剤である、請求項4に記載の抗体薬物複合体。
  9. 前記薬物Dが、CD4と結合するペプチドである、請求項に記載の抗体薬物複合体。
  10. 式(I):
    Ab−[L−D (I)
    式中:
    Abは、広域中和抗HIV抗体を含んでなり;
    Lは、前記広域中和抗HIV抗体と共有結合したリンカー分子を含んでなり;
    Dは、前記リンカー分子Lと共有結合したHIV治療用化合物を含んでなる1つ以上の薬物を含んでなり、前記1つ以上の広域中和抗HIV抗体AbはHIVエンベロープ糖タンパク質と特異的に結合し、前記1つ以上の薬物DはHIVエンベロープ糖タンパク質と特異的に結合し;
    nは、1〜4から選択され;
    xは、1〜12から選択され、抗体薬物複合体は、(1)前記広域中和抗体と共有結合している、第一リンカー分子Lと共有結合した第一薬物Dおよび(2)前記広域中和抗体と共有結合している、第二リンカー分子Lと共有結合した第二薬物Dを含んでなる
    の抗体薬物複合体。
  11. 前記2つの薬物が、gp120付着阻害剤、gp160付着阻害剤およびその組合せからなる群から選択される、請求項10に記載の抗体薬物複合体。
  12. 前記抗体薬物複合体中の薬物がペプチドまたはポリペプチドである、請求項1〜11に記載の抗体薬物複合体。
  13. 前記リンカーが、融合タンパク質をもたらす抗体重鎖の1つもしくは両方または抗体軽鎖の1つもしくは両方と、薬物ペプチドもしくは薬物ポリペプチドとを結合させるアミノ酸リンカーである、請求項12に記載の抗体薬物複合体。
  14. 前記薬物ペプチドまたは薬物ポリペプチドが、抗体の重鎖の1つまたは両方のC末端と融合する、請求項13に記載の抗体薬物複合体。
  15. 前記アミノ酸リンカーが0〜150アミノ酸長である、請求項12〜14のいずれか一項に記載の抗体薬物複合体。
  16. 前記アミノ酸リンカーが0〜50アミノ酸長である、請求項15に記載の抗体薬物複合体。
  17. 前記広域中和抗体Abが、2G12、2F5、3BC176、3BNC60、3BNC117、4E10、8ANC131、8ANC195、10E8、10−1074、12A12、35O22、b12、B2530、CH01−04、CH103、CH31、HJ16、M66.6、N6、N6−LS、NIH45−46、PG9、PG16、PGDM1400、PGT121、PGT128、PGT135、PGT141−PGT145、PGT151、PGV04、VRC01、VRC01−LS、VRC07、VRC07−523、VRC07−LSおよびZ13からなる群から選択される、請求項1〜16のいずれか一項に記載の抗体薬物複合体。
  18. 前記広域中和抗体が、4E10、10E8、2F5およびZ13e1からなる群から選択される、請求項17に記載の抗体薬物複合体。
  19. 請求項18のいずれか一項に記載の抗体薬物複合体、および薬剤的に許容可能な賦形剤を含んでなる、医薬組成物。
  20. 1つ以上の追加のHIV治療薬を含んでなる、請求項19に記載の医薬組成物。
  21. 対象のHIV感染症治療または予防に使用するための請求項18のいずれか一項に記載の抗体薬物複合体、または請求項19もしくは20に記載の医薬組成物。
JP2018568875A 2016-07-01 2017-06-30 抗体薬物複合体およびこれを用いた治療方法 Withdrawn JP2019524687A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201662357410P 2016-07-01 2016-07-01
US62/357,410 2016-07-01
PCT/IB2017/053979 WO2018002902A1 (en) 2016-07-01 2017-06-30 Antibody-drug conjugates and therapeutic methods using the same

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JP2019524687A JP2019524687A (ja) 2019-09-05
JP2019524687A5 true JP2019524687A5 (ja) 2020-08-13

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US (1) US20190328900A1 (ja)
EP (1) EP3478324A1 (ja)
JP (1) JP2019524687A (ja)
TW (1) TW201811376A (ja)
WO (1) WO2018002902A1 (ja)

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